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Akorn (AKRX) Receives Favorable PTAB Ruling Over Durezol IPR Proceeding

Go back to Akorn (AKRX) Receives Favorable PTAB Ruling Over Durezol IPR Proceeding

Akorn Invalidates DurezolĀ® Patent Via Inter Partes Review Proceeding

November 28, 2016 5:15 PM EST

LAKE FOREST, Ill., Nov. 28, 2016 (GLOBE NEWSWIRE) -- Akorn, Inc. (Nasdaq: AKRX), a leading specialty pharmaceutical company, today announced that on November 22, 2016, the Patent Trial and Appeal Board (PTAB) ruled in favor of Akorn in its inter partes review (IPR) proceeding and found all the claims of the 6,114,319 patent ( 319 patent) related to the Durezol® formulation to be obvious. The 319 patent, directed to emulsions of difluprednate, is owned by Senju Pharmaceutical Co., Ltd. and Mitsubishi Chemical Corporation, and licensed to Alcon Laboratories, Inc.

Raj Rai, Akorns Chief Executive Officer, commented, We welcome the PTABs... More