Chris’ practice focuses on patent litigation and prosecution with an emphasis in the biotechnical, pharmaceutical, medical device, and mechanical-related arts. He has litigated patent infringement cases in federal district courts around the country and has experience with due diligence, pre-suit investigation, and preparing opinions related to infringement and validity. Prior to joining the firm, Chris was an attorney for a large intellectual property law firm in New York City, worked in the patent prosecution department at a Fortune 500 company, and was an engineer at a top-rated consulting firm.
WHIPgroup attorneys successfully appealed an obviousness rejection for a patent application directed to a flexible medical instrument. WHIPgroup argued that one skilled in the art would not appreciate the prior art’s “pinion and rack gears” [Read More…]
By Benjamin N. Luehrs and Hao Zhang Inter Partes Review (IPR) is an effective procedure for invalidating a competitor’s patent whereby a petitioner cites other patents and printed publications (i.e., “prior art”) to argue that [Read More…]
By Hao Zhang and Patrick D. Duplessis U.S. inventors seeking to protect their IP rights worldwide often file foreign patent applications in markets where they conduct business or where they are likely to find infringers [Read More…]