Estero Patents Lawyers

Attorney Vladimir Tsirkin is admitted to practice law in Florida, New York and New Jersey, and U.S. Courts for the Southern and Eastern Districts of New York, District of New Jersey and Southern District of Florida. He also is a registered patent attorney registered to practice before the U.S. Patent and Trademark Office.
Attorney Vladimir Tsirkin received his Juris Doctor degree (JD) from Rutgers University School of Law, and a degree of Master of Science in Chemical Engineering from the Naval Engineering Institute. Prior to becoming a lawyer, VladimirI worked as a computer engineer for global financial companies Goldman Sachs...

STEPHEN J. LEAHU, is a registered patent attorney whose practice focuses on litigation, prosecution and transactional matters in all areas of intellectual property law, including patents, copyrights, trademarks, domain names, unfair competition, and trade secrets. He has represented clients in intellectual property litigation in various state and federal courts and before the ITC. Mr. Leahu has handled hundreds of applications for clients seeking patents and registration for trademarks and copyrights.

Co-founder William R. Trueba, Jr.’s practice centers on the domestic and international enforcement of intellectual property rights. Will is also a U.S. Registered Patent Attorney, with a background in electrical engineering. He has represented clients in patent infringement lawsuits involving various technologies, including fertilizers, highway construction equipment, software, lasers, marine equipment, HVAC systems, nutritional supplements, pharmaceuticals, pet products, baby products, hunting equipment, motion detectors, super capacitors, farming methods and others. He has also represented clients in the enforcement of copyrights involving motion pictures, music, artwork, photographs, software, and jewelry among others. Will has also assisted clients with...

I joined Widerman Malek in 2012 as an associate patent attorney. I practice in every aspect of patent preparation and prosecution, as well as novelty and clearance searches and opinions. I have technical experience in semiconductor devices, including LED-based lighting devices, biologically effective lighting, medical devices including catheter and hub design, stents, grafts, venous filters, drug-eluting devices, and OCT systems, software, mechanical devices, business methods, and telecommunication systems. I have a passion for advising and assisting start-up technology companies in navigating the IP landscape and deciding on a strategy that makes sense for the company. I also assist in...

Patent Attorney Stephen Bullock has represented the world’s most elite scientists, physicists and engineer inventors from organizations such as NASA and the U.S Air Force as well as from an array of businesses and individuals in the private sector.

Stephen Bullock's practice includes representation in computer software, computer engineering, mechanical engineering, electrical engineering, and civil engineering as well as a broad spectrum of other technology areas.

Mr. Bullock graduated magna cum laude in computer science and holds another degree in business. Additionally, his trial and litigation background has facilitated his success in overcoming the recent trend of US Patent Office rejections in...

Justin is patent attorney concentrating in patent prosecution with an emphasis on mechanical devices. He also prepares infringement and non-infringement opinions in a multitude of fields, including medical devices and nutraceuticals. Justin has experience with challenging pending patent applications using third-party submissions and issued patents using the Inter Partes Review process. He is also able to discuss foreign filing options and strategy with an eye toward the best protection at the lowest cost. His professional experience was in the field of petrochemicals, particularly liquefied natural gas or LNG. Responsibilities included fire system design, cryogenic butterfly valve vendor selection...

Patent attorney concentrating in patent, trademark, and copyright litigation, including Trademark Trial and Appeal Board proceedings and domain name disputes. Nathan is board certified in intellectual property law by the Florida Bar. He has met the Florida Bar’s highest standards for special knowledge, skills, and proficiency in intellectual property law and professionalism and ethics in the practice of law.

As a Registered Patent Attorney Mr. Sanchelima co-founded the firm in 1977 as one of the first Hispanic Registered Patent Attorney in the United States. He earned his bachelor degree in Electrical Engineering with honors from the University of Florida and his law degree from the University of Miami School of Law. He is admitted to the Florida Bar, the U.S. District Court of the Southern District of Florida, the Eleventh Circuit Court of Appeals, the American Intellectual Property Law Association (AIPLA), the American Bar Association (ABA), the Inter-American Association of Industrial Property (ASIPI), the Cuban-American Bar Association (CABA) and...

Registered US Patent Attorney serving the community in intellectual property matters for over 30 years. Assisting in obtaining and enforcing patents, trade/service marks, and copyrights, including with U.S. Customs and Border Protection, as well as in Europe, Asia, Africa, Latin America, and the Caribbean through vast array of relationships with local counsels in foreign jurisdictions.

A Florida board-certified intellectual property lawyer, Mr. Leetzow previously practiced intellectual-property law at two large Washington DC intellectual property law firms and a Fortune 500 company. He has extensive patent prosecution experience in the fields of medical devices and medical imaging (CT, MRI, ultrasound), golf clubs and related devices, office products, flour-milling equipment and processes, and fiber optic devices and processes. Also, he has experience in trademark prosecution and infringement issues. He has served as an expert witness for patent and royalty issues in a litigation where the jury awarded the client more than $550 million in damages, and the...

Alyssa Castelli, Esq. is an associate attorney for Spire Law based out of our Orlando, Florida office. She is experienced in advising clients in healthcare compliance, intellectual property, and litigation issues. She helps businesses and business owners throughout the United States on trademark issues, including trademark filings, trademark litigation and responding to office actions from the U.S. Patent and Trademark Office (USPTO). Prior to joining Spire Law, she worked in-house at a healthcare clinic to assist with healthcare compliance issues, employment disputes, negotiate stock purchase agreements and review business contracts. Prior to graduating from law school, she assisted attorneys with...

Specializing in patent applications and patent searches in the mechanical, electro-mechanical, electrical and electronic, software, Internet and business method arts as well as providing related services including licensing agreements and prototype referrals. Helping clients obtain federal trademark protection.

Robert M Schwartz PA
Practice limited to patent trademark and copyright matters, prosecution, licensing, litigation in all courts, matters before the TTAB.