Leonard Intellectual Property Lawyers

For over a decade, I've had the privilege of being a provider for many well known businesses, inventors, and institutions who, like you, want to protect their ideas and monetize their inventions. The proof is in the numbers – my clients have received hundreds of patents and millions of dollars in real world results.

Some of my clients, like Semantra and Advanced Search Labs, have used patents to receive angel investments and venture funding. Other clients, such as Lisa Lloyd and Lori Cheek, have appeared on Shark Tank, Ellen, Dr. Phil (for good reasons) and the Steve Harvey Show. Others...

I have over 40 years of experience in cases involving business law, intellectual property, employment and labor law, healthcare law, civil litigation, personal injury defense and probate matters. I am licensed in Texas and Louisiana, admitted to all federal courts in Texas, the ED La., Federal Circuit, 5th Circuit and 11th Circuit Court of Appeals and US Supreme Court. I am a Texas SuperLawyer, AV-rated by Martindale Hubbell, and Lead Counsel rated in Business law. I am a Bet the Company Litigator.

In over 20 years of experience securing, prosecuting and asserting his clients’ intellectual property rights, Ken’s career has included work with a wide variety of intellectual property assets, including utility patents, copyrights, design patents, trade and service marks and trade secrets across a broad range of technologies.

Our practice is focused on advising and representing startups, small business owners, and privately held corporations. Our services encompass business formation, corporate and LLC compliance, contract writing, reviewing, and negotiating, as well as trademark registration and maintenance. We pride ourselves in helping clients protect their business interests through personalized legal counsel and representation.

My chief passion is to revolutionize the way legal services are delivered, particularly intellectual property (IP) and technology law. I am an evangelist for change in how law firms are structured to provide a different kind of experience for not only clients, but also professionals in the legal industry. One of my greatest career achievements is our firm twice winning honors as one of the best places to work in Dallas, as recognized by the Dallas Business Journal in 2010 and 2011. As part of this mission, we have embraced conscious capitalism (sometimes called purposeful capitalism) and...

Since 1994, Internet Lawyer Mike Young has been helping entrepreneurs protect, grow, buy, and sell ecommerce companies. Attorney Young focuses on business transactional law (no litigation).

Paul Grinke is Managing Partner of McCathern’s office at The Star in Frisco, Texas. Mr. Grinke has broad experience on a national level, litigating complex commercial and catastrophic event claims from both sides of the docket. He has successfully litigated commercial breach of contract, fiduciary duty, and employment covenant claims. In addition, Mr. Grinke prosecutes and defends claims involving personal injury, wrongful death, and disastrous property damage arising from construction defect, product defect, trucking, and liquor liability.

Mr. Grinke leads McCathern’s Construction Defect, Product Liability and related Fire Litigation practices. He has particular expertise in counseling institutional clients involved in tragic...

Attorney Mark Nacol has been serving clients in the Dallas / Fort Worth Metroplex for over 30 years. Mark offers legal advice and representation in a broad scope of practice areas, with an emphasis on the following: - Civil Litigation - Commercial Litigation - Family Law & Divorce - Fathers Rights - Business Transactions - Intellectual Property - Probate Law and Will Contests - Real Estate Litigation Mark Nacol has a reputation as a smart and tough advocate who has a natural ability to communicate...

As the Crosier Law Firm’s Managing Attorney, Robbie Crosier has had the pleasure of serving as corporate counsel for startups and early-stage companies from more than 25 different industries, including artificial intelligence (A.I.), e-commerce, content creation, sports, music, fashion, and real estate. To date, Robbie has provided expert counsel for client ventures and transactions collectively valued at over $10 million. Robbie graduated an Honors Scholar with Distinction from Baylor University’s University Scholars Program. He then went on to receive his Juris Doctor from Texas A&M University School of Law, where his passion for partnering with growing companies and startups was...

Mr. Wilson is a Shareholder of the Wilson Legal Group P.C. He is a former associate of Jenkens & Gilchrist P.C., and senior associate of Fish & Richardson P.C. Mr. Wilson's practice is focused on the development and licensing of intellectual property, intellectual property litigation, and intellectual property portfolio management. Other legal services include the preparation of family law litigation, counseling companies in corporate formation, mergers, and acquisitions, and foreclosure and collections representation.

Mr. Wilson is a skilled intellectual property attorney, focusing largely on the application for and defense of patents and trademarks. His background in the sciences allows him to...

RUDY BEUTTENMULLER, born St. Louis, Missouri, December 20, 1953; admitted to bar, 1980, Texas. Also admitted to U.S. District Court, Northern District of Texas; U.S. Bankruptcy Court, Northern District of Texas; U.S. District Court, Eastern District of Texas; U.S. Bankruptcy Court, Eastern District of Texas; U.S. District Court, Western District of Texas; U.S. Tax Court. Education: Princeton University (B.A., cum laude, 1976); Duke University (J.D., with distinction, 1980). Staff Member, 1978-1979 and Articles Editor, 1979-1980, Duke Law Journal. Author: Comment, "The Goal of The New Premerger Notification Requirements: Preliminary Relief Against Anticompetitive Mergers," Duke Law Journal 249, 1979....

Mr. Moster heads the Firm’s Oil & Gas Law Practice at our office in Midland – Odessa at the Claydesta Center (pictured below) in addition to its Intellectual Property practice with an emphasis on Artificial Intelligence. He has represented top computer scientists in the field. Mr. Moster’s experience over 33 years as an AV-rated lawyer is multifaceted. He commenced his practice as a business and litigation attorney for the U.S. Department of Commerce during the Reagan and Bush administrations focusing on industrial projects in excess of $1 Billion. He has represented Oil & Gas companies in diversified areas from production to...

Grady K. Bergen is a partner at Griggs Bergen LLP, a law firm specializing in intellectual property with offices in Dallas, Texas. He is a registered patent attorney with the U.S. Patent and Trademark Office and is licensed to practice in Texas and Missouri. Mr. Bergen earned his Juris Doctorate from Baylor University School of Law in 1992, and holds a B.S. in Chemical Engineering from the University of Oklahoma, completed in 1988. His legal practice focuses on patents, trademarks, copyrights, and related intellectual property matters. With a background in engineering, Mr. Bergen is experienced in handling cases across various technology...

Alyssa Krahmer founded Krahmer Law Firm, PLLC in 2017 after over 20 years of practicing for large corporations. Equipped with this experience and knowledge of legal solutions used by large companies, Alyssa’s goal was to bring the same level of service to smaller organizations and individuals. Her firm’s mission was to perform high quality legal work, to charge fair prices for it, and to constantly evolve to respond to the changing needs of the firm’s clients. Areas of law include: contracts, trademarks, entity formation, lease review, franchise, merger & acquisition, employer-side employment law and wills.

Charles McGarry is a sole practitioner in McKinney, Texas. The main areas of his practice are civil trials and appeals and entertainment law. He has been board certified in Civil Appellate Law by the Texas Board of Legal Specialization since 1989.

Charles graduated with High Honors in Philosophy from the State University of New York at Binghamton in 1979, and from the University of Texas School of Law in 1982. Upon graduation, he clerked for Hon. Bill Stephens at the Fifth District Court of Appeals of Texas in Dallas, the state’s largest and busiest appellate court. Ten years later, he received...

Mr. Fischer has been counsel for his clients on numerous patent infringement cases in the Federal Courts from coast to coast, representing clients from North America, Asia, and Europe. As a patent attorney, Mr. Fischer’s clients benefit from his extensive engineering and business management experience. As a licensed professional engineer, Mr. Fischer holds several U.S. patents of his own. He has successfully prosecuted over 100 patents for his clients domestically and internationally. Mr. Fischer has built and managed manufacturing facilities, and served in capacities ranging from Project Manager to Vice-President of various companies. He regularly negotiates licenses for his clients...

In private practice in the Dallas area for over 20 years. U.S. and international patent prosecution for software, electro-mechanical and product designs; copyright, trademark, business litigation and corporate transactional law.

Steven Laureanti is an attorney and shareholder at JacksonWhite Attorneys at Law, one of the largest full-service firms in Phoenix's East Valley. Steven focuses his practice on intellectual property, including patent law, IP consulting and auditing, IP litigation and outside counsel, international IP and related areas. He has extensive experience in the areas of patent preparation, appeals, prosecution and reexaminations. With his background in engineering, Steven is extremely familiar with mobile technologies, telecommunications, medical technologies and other high-tech industries. To learn more about Steven's comprehensive intellectual property services, visit his website with the link in the left-hand sidebar.

Matthew Neill Davis is an attorney and entrepreneur that led his solely owned firm, Davis Business Law, through over 1000% percent growth over six years, making it one of very rare law firms ever to make the Inc 5000 list. The firm currently has seven offices from Dallas to Kansas City. Martindale Hubble recognized Davis with its prestigious AV rating as one of the Preeminent Attorneys in America for demonstrating the highest levels of skill and integrity. With over twenty-five years of experience helping businesses leaders with their legal and entrepreneurial matters, Davis now teaches them how to deal...

Trial lawyer practicing in business and commercial litigation with a comprehensive background representing clients in a diverse range of practice areas and industries, including banking and finance, contracts, business torts, real estate, IP, bankruptcy, M&A, securities, construction, employment, tax-exempt organizations, antitrust and corporate governance.

General Counsel

Theresa Dawson is Senior Counsel a Carter Arnett. Theresa’s practice is focused primarily on high stakes intellectual property and complex commercial litigation. Theresa has represented numerous clients in federal courts around the country in intellectual property disputes involving a wide range of technologies, including e-commerce, computer software, encryption, telecommunications, network architecture, and mobile applications. Theresa’s intellectual property litigation practice has also involved multiple appeals, including arguing cases before the United States Court of Appeals for the Fifth and Federal Circuits. Theresa was previously Of Counsel at the Dallas office of Fish & Richardson P.C., where she represented clients in complex patent...

Sul Lee is dedicated to problem-solving and helping businesses prevent and overcome their legal issues. Sul Lee started her law firm in 2013 to translate her love of entrepreneurship, the law, and serving her local communicates and business owners. Helping small and medium businesses grow smart is Sul Lee’s commitment and passion in her business. Sul Lee has worked hard, and her dedication to her fellow small and medium size business owners who conduct business in Texas is evident in her relationships (repeating business) and success rate on behalf of her clients. Ms. Lee takes the utmost pride in receiving repeat...

Alan Abergel is an attorney licensed by both the State Bar of California and the State Bar of Texas. My firm’s concentration is in the representation of entrepreneurs and their businesses. My firm provides transactional, regulatory, and administrative litigation services. My firm often acts as outside general counsel for its clients’ businesses. My firm serves many business industries including, lending, financial services, equipment leasing and finance, real estate, technology startups, professional services, music/entertainment, new media, fitness/wellness, manufacturing, restaurants, and apparel. As a Texas and California, business law firm, my firm...

LeDouglas is an accomplished attorney who possesses a deep understanding of the business landscape, along with the foresight to proactively identify and address potential challenges. He demonstrates a unique blend of analytical thinking, composure, and strategic acumen. What truly distinguishes LeDouglas from his peers is his exceptional ability to swiftly align business objectives within the context of proactive risk management, complex commercial litigation, and innovative dispute resolution strategies. Whether standing at the boardroom table or in the courtroom, LeDouglas exudes a composed demeanor that conceals a remarkable tenacity. This tenacity has propelled him through a diverse array of challenges throughout his...

Partner Dustin Mauck formed RegitzMauck PLLC with Mike Regitz in January of 2015. Dustin focuses his practice on intellectual property, technology, cybersecurity, and data privacy matters.

Dustin has experience in enforcing and obtaining patents and has represented clients in trademark, trade secret, copyright, contract, and domain name disputes. As a Certified Information Privacy Professional (CIPP/US), Dustin also assists his clients with cybersecurity and data privacy issues, including assessing and responding to data breaches, preparing incident response plans, and evaluating cybersecurity and data privacy risks and policies.

Dustin's patent and trademark prosecution experience includes preparing applications, responding to office actions, drafting appeal briefs,...

RegitzMauck Mission: To provide value-based legal services to cost-conscious clients seeking high quality legal representation in intellectual property, cybersecurity, and data privacy matters and disputes.

Mike Regitz focuses his practice on intellectual property and technology disputes, counseling, and licensing.

As a Certified Information Privacy Professional (CIPP/US), Mike also assists firm clients with cybersecurity, data privacy, and cyber insurance coverage issues and disputes.

Mike is licensed to practice law in Texas and is admitted to various federal courts across the country. He is also registered to practice before the U.S. Patent and Trademark Office, and his patent and trademark prosecution practice includes...