Intellectual Property Law

RatnerPrestia is an intellectual property law firm dedicated to patent, trademark, copyright and other international IP issues.  As one of the largest intellectual property law firms in the Greater Philadelphia region, our resources allow us to serve innovators in the fields of biotechnology, business methods, chemistry, computers, medical devices, pharmaceuticals, semiconductors, signal processing, and software, among many other technologies.
RP News
Trademark Trial and Appeal Board (TTAB) Decisions May Have Preclusive Effect In Later District Court Litigation | Blog article by Rex A. DonnellyJohn W. McGlynn & Alyssa M. Pugh.
Brian P. O'Shaughnessy to Lead Panel Discussion as Part of 2015 LES Webinar Series | Press Release
Potential Consequences for Patent Challengers Filing with the PTAB | IP article by Thomas G. Southard & Sunjeev S. Sikand
Brian P. O'Shaughnessy to Teach LES Review Course for CLP Exam at AUTM Annual Meeting, New Orleans, LA | Press Release
Shareholder Christopher R. Lewis to Moderate at the AIPLA 2015 Mid-Winter Institute | Press Release
Sunjeev S. Sikand Selected as Vice Chair of the Intellectual Property Owners Association’s U.S. Patent Office Practice Committee | Press Release




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