Patent Law Firm

Mr. Ngo is well-versed in prosecution matters before the United States Patent & Trademark Office as he has extensive experience with the patent application preparation and prosecution process.<br>He has performed many U.S. and PCT patent application filings. Mr. Ngo has drafted patent applications, responses to Office Actions, validity, infringement and freedom-to-operate opinions, and appeal briefs in the biochemical, biotechnology, chemical, pharmaceutical, medical device, nanotechnology, and mechanical arts, and more specifically pharmaceutical compositions, plainclothesman and polypeptide sequences, polymer compositions, rocket engines and systems, catalysts, engineered catalytic systems, stents, etc. He has represented the spectrum of patent and trademark owners, drug companies, chemical companies, non-institutional clients, and more.<br><br>While at reputable patent law firms in the Washington, D.C. and Philadelphia areas, Mr. Ngo’s foci were in the areas of intellectual property and litigation support.<br><br>Visit US : https://sewellnylaw.com/patent-law/

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