Springfield Intellectual Property Lawyers

Mr. Charles Barton Brown Esq.
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Mr. Charles Barton Brown Esq.
Northfield, IL Intellectual Property Attorney with 38 years of experience
(847) 784-1300 Suite 160
400 Central Avenue
Northfield, IL 60093
IP and Business
Seattle University School of Law
Our law firm concentrates its practice in intellectual property (trademarks, copyright, confidential information, licensing, branding, software) and corporate. We will well know our clients businesses, leading to the optimal advice. All our attorneys are highly experienced and will come to fully know your business.
David A. Eisenberg
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David A. Eisenberg
Downers Grove, IL Intellectual Property Attorney with 13 years of experience
(312) 332-4200 5117 Main St
#9
Downers Grove, IL 60515
Free ConsultationIP and Business
University of Illinois College of Law
Ashley E. LaValley
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Ashley E. LaValley
Chicago, IL Intellectual Property Attorney with 9 years of experience
(312) 982-0068 111 W. Jackson Boulevard
Suite 2230
Chicago, IL 60604
Free ConsultationIP, Patents and Trademarks
The George Washington University Law School
Bryan R. Bagdady
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Bryan R. Bagdady
Oakbrook Terrace, IL Intellectual Property Lawyer with 37 years of experience
(312) 300-6843 17W220 22nd Street
Suite 410
Oakbrook Terrace, IL 60181
IP, Bankruptcy, Business and Trademarks
DePaul College of Law
I am a business and estates attorney who has been practicing law for more than 30 years. I founded Corporate & Estate Legal Services, Ltd. to focus on the needs of my business clients and to handle bankruptcy and probate cases. I have decades of experience handling a wide variety of business contracts and business lawsuits. I represent both plaintiffs and defendants. I genuinely enjoy analyzing and resolving civil disputes. If claims and demands can be resolved amicably, that's great. If not, then we litigate. I was a debater in high school and college. I have been performing these claims-based...
Ryan Zeller
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Ryan Zeller
Chicago, IL Intellectual Property Lawyer with 17 years of experience
(312) 789-5676 120 N. LaSalle
20th Floor
Chicago, IL 60602
Free ConsultationIP and Business
DePaul College of Law
Zeller law is an innovative business law firm providing professional, efficient, and affordable legal representation to small businesses, start-ups, professionals, and entrepreneurs throughout Illinois. Our Chicago lawyers practice in the areas of civil and business litigation, corporate and business law, contract law, estate planning, and trademark law.
Brian E Haan
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Brian E Haan
Chicago, IL Intellectual Property Lawyer with 12 years of experience
(312) 982-0070 111 W. Jackson Blvd., Suite 2230
Chicago, IL 60604
IP, Patents and Trademarks
Chicago-Kent College of Law, Illinois Institute of Technology
I have served as trial and appellate counsel in intellectual property lawsuits across the country for corporate and individual clients. As a professional engineer with significant work experience prior to my legal career, I combine my advocacy skills with an engineer’s analytical aptitude and problem-solving skills as trusted counsel for my clients. I have patent trial experience through verdict, and have prepared numerous patent cases for trial on behalf of both plaintiffs and defendants resulting in favorable settlements. My practice further includes patent prosecution and post-issuance proceedings, including inter partes review and covered business method review proceedings before the Patent...
Steven M Shape
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Steven M Shape
Lake Forest, IL Intellectual Property Lawyer
(847) 283-0900 207 East Westminster
Suite 205
Lake Forest, IL 60045
IP, Business and Patents
DePaul College of Law
I have practiced intellectual property law since 1982. I represent clients in intellectual property litigation, and in United States and international prosecution matters. My litigation experience involves patents, trademarks, copyrights, unfair competition and trade secrets. Technical expertise includes audio and video circuitry, computer hardware and software, database systems, electronic commerce, electronic discharge machining (EDM), multimedia and digital communications, online auction technology, semiconductor devices, telecommunications, and the general mechanical arts. I have managed corporate transactions involving the transfer of intellectual property and licensing rights, infringement and validity opinions. Construction and management of intellectual property licensing programs, and counseling are also areas of...
David Brezina
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David Brezina
Chicago, IL Intellectual Property Lawyer with 42 years of experience
(312) 427-1300 224 S Michigan Ave
Chicago, IL 60604
IP, Business, Patents and Trademarks
John Marshall Law School and Chicago-Kent College of Law, Illinois Institute of Technology
David C. Brezina is of Counsel in the Chicago office of Ladas & Parry LLP. As an Intellectual Property law practitioner he has developed well-balanced experience handling patent, trademark and copyright matters. His litigation experience includes multifaceted cases having issues of patent, trademark, trade dress, copyright, trade secret, advertising and competition, especially where those issues intersect and overlap. He has appeared in more than 100 lawsuits, and settled others without appearing. He has also taught graduate and undergraduate law courses and delivered continuing education presentations covering these topics. With this experience in prosecuting and litigating intellectual property matters as well...
Brent Wills
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Brent Wills
Chicago, IL Intellectual Property Attorney with 14 years of experience
120 N. LaSalle
20th Floor
Chicago, IL 60602
Free ConsultationIP and Business
Washington University in St. Louis
Brent practices in the areas of estate planning and probate administration, probate and estate litigation, business succession planning, asset protection, commercial litigation, mergers and acquisitions, corporations, limited liability companies, and partnerships. He is a member of Wealth Counsel Trust an Estate Practice. In his practice, Brent represents individuals, families and corporate clients on estate planning matters in the formulation and implementation of strategies to reduce taxation, protect and preserve assets, and facilitate the transfer of assets among family members and other charities. Brent advises clients in connection with the establishment of both simple and highly customized estate...
Michael J. Merrick
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Michael J. Merrick
Chicago, IL Intellectual Property Lawyer with 28 years of experience
(312) 269-0200 150 N Michigan Avenue
Suite 800
Chicago, IL 60601
IP, Employment and Workers' Comp
Creighton University School of Law and University of Nebraska College of Law
Catherine Mitros
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Catherine Mitros
Chicago, IL Intellectual Property Lawyer with 7 years of experience
(312) 283-8555 233 S. Wacker Dr., 84th Floor
Chicago, IL 60606
Free ConsultationIP and Trademarks
University of Notre Dame
I joined Richards Patent Law after earning my JD, cum laude, from Notre Dame Law School. While in law school, I spent two years working as a research assistant for Professor Mark McKenna, a leading scholar of intellectual property law and RPL attorney. Prior to law school I attended Northwestern University, where I graduated with honors from the Medill School of Journalism. I have experience working with patents, trademarks and copyrights, enforcing and defending trademark rights, responding to USPTO office actions, drafting and negotiating IP- and business-related contracts, preparing website privacy policies and terms of use, assisting clients with corporate...
Ryan Scott Replogle
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Ryan Scott Replogle
Chicago, IL Intellectual Property Attorney with 12 years of experience
(260) 403-9845 1021 W Buena Ave, Unit 1E
Chicago, IL 60613
Free ConsultationIP, Business, Communications and Securities
Washington University in St. Louis
I am ready to join your team of business and technical leaders by providing practical, value-driven legal counsel.

Since 2007, I have advised businesses in all stages of corporate growth on their most important commercial and government contracts, IP licensing matters, capital transactions, governance issues, employment matters, risk management strategies and securities law matters.

My clients appreciate my responsive and sophisticated representation, with “big firm” quality but at a fraction of the cost.

I am licensed in both New York and Illinois and have spent most of my career based in Chicago and New York City.
Robert P. Greenspoon
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Robert P. Greenspoon
Chicago, IL Intellectual Property Attorney with 25 years of experience
(312) 551-9500 333 North Michigan Avenue
27th Floor
Chicago, IL 60601
IP and Patents
University of Michigan Law School
I am a founding member of Flachsbart & Greenspoon, LLC. A registered patent attorney, I concentrate my practice in the litigation and trial of patent cases involving computer and electronic technologies. My cases have involved computer, computer network and electronic technologies of the highest complexity, but also simple mechanical devices. I have successfully argued numerous cases before the Court of Appeals for the Federal Circuit, including IMS Technology, Inc. v. Haas Automation, Inc., 206 F.3d 1422, 1430 (Fed. Cir. 2000), HyperPhrase Technologies LLC v. Google, Inc. (Case No. 2007-1125), and 1st Technology v. Rational Enterprises (Case No. 2008-1132). I served in...
Stacey Kalamaras
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Stacey Kalamaras
Chicago, IL Intellectual Property Attorney with 15 years of experience
(708) 320-2033 4740 N Cumberland Ave. #309
Chicago, IL 60656
IP and Trademarks
The John Marshall Law School
Stacey C. Kalamaras is the founding partner of Kalamaras Law Office, LLC. She has extensive intellectual property experience with a focus on trademarks and copyrights, as well as, advertising issues related to promoting clients’ brands.
Konrad Sherinian
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Konrad Sherinian
Naperville, IL Intellectual Property Attorney with 14 years of experience
(630) 318-2606 1755 Park Street
Suite # 200
Naperville, IL 60563
IP and Patents
The John Marshall Law School
Michael La Porte
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Michael La Porte
Chicago, IL Intellectual Property Attorney with 24 years of experience
333 N. Michigan Avenue
Suite 2700
Chicago, IL 60601
Free ConsultationIP and Patents
Illinois Institute of Technology
We help inventors, patent owners, and other businesses protect and exploit their Intellectual Property in a variety of ways, including obtaining federal rights, contacting businesses seeking to use (or already using) your Intellectual Property, and taking enforcement steps where necessary. We also keep the playing field free for good ideas, by defending attacks against your business lines.
Philip Prorok
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Philip Prorok
Rolling Meadows, IL Intellectual Property Lawyer with 10 years of experience
(847) 253-8800 3701 Algonquin Road
Suite 390
Rolling Meadows, IL 60008
IP, Business, Employment and Patents
Chicago-Kent College of Law, Illinois Institute of Technology
Philip A. Prorok earned his Juris Doctorate from Chicago-Kent College of Law in 2010, with a Certificate in Intellectual Property Law. Philip previously worked as a law clerk for Waltz, Palmer & Dawson, learning the ins and outs of WPD’s various practice areas. He spent last summer working in the Cook County Assessor’s Office, dealing with property tax assessment matters and other issues affecting the running of that governmental office. Philip graduated from the University of Notre Dame in 2007, with a Bachelor of Science in Aerospace Engineering. He has passed the United States Patent and Trademark Registration Examination and is...
Maheen Baber
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Maheen Baber
Chicago, IL Intellectual Property Attorney with 10 years of experience
(312) 724-6574 2506 N Clark Street # 437
Chicago, IL 60614
Free ConsultationIP, Patents and Trademarks
Alan Wernick
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Alan Wernick
Chicago, IL Intellectual Property Attorney with 42 years of experience
Chicago, IL
IP and Trademarks
Mr. Wernick brings more than 30 years of experience focused almost exclusively on technology, intellectual property, data privacy/security transactions, and related legal matters. He has extensive contract negotiating and drafting experience, and has served as an arbitrator/mediator for more than 25 years. That experience, coupled with a background in computer programming, technology and accounting, enables him to provide practical strategic advice and realistic risk assessments. His nationally recognized practice since 1982 focuses on providing sensible and tactical legal advice to clients on significant transactions in information technology, electronic commerce, intellectual property, data privacy/security transactions, and dispute management. ...
Adam S. Tracy
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Adam S. Tracy
Chicago, IL Intellectual Property Lawyer with 15 years of experience
(312) 754-9499 141 W Jackson Blvd.
Suite 2172
Chicago, IL 60604
IP, Business and Communications
Washed up competitive rugby player, accomplished executive and attorney with 18+ years experience in emerging technologies with a focus on cryptocurrency, digital products, payments & immersive corporate structures involving tech startups, hedge funds to global organizations.

Results orientated, decisive leader with proven success advising early market entrants, tech adapters and the undercapitalized. Successful track record co-founding mobile ventures, building & leading cross-functional teams and spearheading diverse corporate transactions. Attack-first personality excelling in dynamic, demanding environments.

Expertise includes: Fund Formation, Initial Coin Offerings, Security Token Offerings, Initial Public Offerings, Reverse Mergers, Complex Commercial Litigation, Capital Markets, Bankruptcy & Restructuring, Intellectual Property Enhancement &...
Brent E. Ohlmann
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Brent E. Ohlmann
Naperville, IL Intellectual Property Attorney with 30 years of experience
(630) 355-8008 1730 Park St
#210
Naperville, IL 60563
IP, Business, Communications and Trademarks
Northern Illinois University
Alexander Rozman
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Alexander Rozman
Chicago, IL Intellectual Property Lawyer with 21 years of experience
(800) 473-5709 2615 North Sheffield Avenue
Chicago, IL 60614
Free ConsultationIP, Business, Employment and Immigration
Chicago-Kent College of Law, Illinois Institute of Technology
Alex Rozman, the Managing Partner of the Rozman Legal Group PC, is an experienced trial attorney who personally has a proven track record of successfully bringing over sixty jury and non-jury trials to verdict. Awarded the prestigious Illinois Bar Foundation Distinguished Award for Excellence, Alex Rozman is a respected litigator and speaker in the Chicago legal community. He graduated with honors with a double major from the University of Illinois at Urbana-Champaign and a law degree from the Chicago-Kent College of Law. Licensed as an attorney in Illinois and New York, Mr. Rozman has been appointed to serve...
Michael Erdman
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Michael Erdman
Chicago, IL Intellectual Property Attorney with 24 years of experience
(312) 675-6084 111 W. Jackson Blvd.
Suite 1700
Chicago, IL 60604
Free ConsultationIP, Business and Insurance Claims
Michael H. Erdman concentrates his practice on representing innovative brokers and service providers across the country in the real estate and mortgage industries, advising them on regulatory matters, including licensing schemes, which affect their operations. He also represents vendors and suppliers of perishable agricultural commodities (produce) in actions under the federal Perishable Agricultural Commodities Act (“PACA”) against non-paying buyers and purchasers. Michael also represents business and individual clients in litigation and a variety of general legal matters.

Michael earned his undergraduate degree in Business Administration from Washington University (St. Louis) and his law degree, cum laude, from Boston University...
Erin Russell
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Erin Russell
Chicago, IL Intellectual Property Attorney with 16 years of experience
(312) 994-2424 833 W Chicago Ave
#508
Chicago, IL 60642
Free ConsultationIP
Evan Brown
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Evan Brown
Chicago, IL Intellectual Property Attorney with 19 years of experience
(312) 704-3757 222 North LaSalle Street
Suite 300
Chicago, IL 60601
IP and Business
University of Denver College of Law
Jeffrey O. Davidson
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Jeffrey O. Davidson
Homewood, IL Intellectual Property Attorney with 33 years of experience
(708) 332-9200 1332 Jamie Lane
Homewood, IL 60430
IP and Entertainment & Sports
University of Michigan Law School
Steven M. Evans
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Steven M. Evans
Naperville, IL Intellectual Property Lawyer with 31 years of experience
(630) 544-9395 The Promenade Building
50 South Main Street, Suite 200
Naperville, IL 60540
Free ConsultationIP and Patents
Indiana University - Indiana University-Bloomington
Yan Zong
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Yan Zong
Westchester, IL Intellectual Property Attorney
(708) 531-1740 10330 W. Roosevelt Road, Suite 204
Westchester, IL 60154
IP, Antitrust and Business
DePaul College of Law
Michael LaPorte
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Michael LaPorte
Chicago, IL, IL Intellectual Property Attorney
(312) 551-9500 333 N. MIchigan Ave.
27th Floor
Chicago, IL, IL 60601
Free ConsultationIP
Illinois Institute of Technology
Ilya G. Zlatkin
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Ilya G. Zlatkin
Chicago, IL Intellectual Property Attorney with 7 years of experience
(312) 809-8022 4245 N Knox Ave
Chicago, IL 60641
IP, Business, Entertainment & Sports and Trademarks
University of Richmond School of Law
Ilya focuses his practice on helping creatives, entrepreneurs, and growing businesses capitalize on their ideas. He has represented clients in a variety of corporate transactions throughout the United States and abroad. In particular, Ilya has leveraged his Belarusian roots, work experience in St. Petersburg, and Russian-language skills to facilitate mergers, acquisitions, and investments related to Eurasian markets.

Within the entertainment industry, Ilya has worked with companies and individuals operating in media ranging from film and television to music and radio. He has counseled clients in matters related to acquiring rights, raising capital, and commercializing intellectual property. He is on...
Eric Ryan Waltmire
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Eric Ryan Waltmire
Wheaton, IL Intellectual Property Attorney
(630) 665-9404 1749 S. Naperville Rd, Suite 202
Wheaton, IL 60189
IP and Patents
Edward Chalfie
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Edward Chalfie
Chicago, IL Intellectual Property Attorney
(312) 655-1500 120 S Riverside Plaza
Suite 2200
Chicago, IL 60606
IP and Business
Jason A. Engel
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Jason A. Engel
Chicago, IL Intellectual Property Attorney
(312) 807-4236 70 West Madison Street
Suite 3100
Chicago, IL 60602-4207
IP and Business
University of Dayton School of Law
Sreenivasarao Vepachedu
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Sreenivasarao Vepachedu
Chicago, IL Intellectual Property Attorney with 32 years of experience
(773) 777-2022 3376 N Central Ave
Chicago, IL 60634
IP and Immigration
John Crossan
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John Crossan
Chicago, IL Intellectual Property Lawyer with 46 years of experience
(312) 670-6860 444 N Michigan Ave., #2600
Chicago, IL 60611-3903
IP
University of Chicago Law School
Samuel Olutola Akeju
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Samuel Olutola Akeju
Chicago, IL Intellectual Property Lawyer with 29 years of experience
(312) 404-7840 1133 E 83rd St
Chicago, IL 60619
IP, Arbitration & Mediation, Business and Communications
Nigerian Law School
Boris Parad
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Boris Parad
Northbrook, IL Intellectual Property Lawyer
(847) 674-1620 910 Skokie Blvd
Northbrook, IL 60062
IP and Business
Nancy Kemp Ducharme
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Nancy Kemp Ducharme
Tinley Park, IL Intellectual Property Lawyer
(708) 444-7900 P.O. Box 222
Tinley Park, IL 60477
IP, Business, Communications and Patents
Jason Keener
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Jason Keener
Chicago, IL Intellectual Property Attorney with 17 years of experience
(312) 224-1237 200 West Madison Street
Suite 3000
Chicago, IL 60606
IP
University of Wisconsin Law School
April Gutting
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April Gutting
Chicago, IL Intellectual Property Attorney
(312) 340-8002 332 South Michigan Avenue #121-G672
Chicago, IL 60604
IP, Business and Entertainment & Sports
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