USPTO Tightens Rules on General Knowledge in IPRs: Federal Circuit's AAPA Guidance Prompts Agency Response

Following recent decisions at the US Court of Appeals for the Federal Circuit regarding the use of applicant-admitted prior art (AAPA) in inter partes reviews, the United States Patent and Trademark Office... Read more »

PTAB Properly Relied on AAPA To Evidence General Background Knowledge: Federal Circuit

In Shockwave Medical, Inc. v. Cardiovascular Systems, Inc., the US Court of Appeals for the Federal Circuit affirmed a final written decision by the Patent Trial and Appeal Board (PTAB) that certain... Read more »

AAPA Improper "Basis" of IPR Obviousness Challenge Even Though Combined with Prior Art Patents: Federal Circuit

In Qualcomm Inc. v. Apple Inc., the US Court of Appeals for the Federal Circuit reversed the Patent Trial and Appeal Board’s (PTAB) erroneous interpretation of 35 U.S.C. § 311(b), holding that... Read more »
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