Archive | Post Grant Review / Re-examination of Patents

CAFC Explains Obviousness Needs Prior Art Support

A recent Federal Circuit case explains that the Patent Office cannot simply assume, interpolate, or make up reasons why patent claims are obvious, e.g., why prior art references would have been combined.  In In re Schweickert, No. 2016-1266 (Fed. Cir. Jan 26, 2017) (opinion by Judge Chen, joined by Judges Newman and Stoll), the court […]

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Precedential PTAB Decision Provides Reminder That PG Patent Review Is Barred By Prior Civil Action Challenging Validity

On November 15, 2013, SecureBuy, LLC, petitioned the US Patent and Trademark Office for review of U.S. Patent No. 7,051,002 under the America Invents Act’s transitional program for covered business method patents. Two weeks earlier, on November 1, 2014, SecureBuy had filed actions in two different federal district courts seeking a declaratory judgment of invalidity […]

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Does a “Covered Business Method” Patent Review Warrant a Stay of Litigation?

A court in the Eastern District of Texas has declined to stay litigation where the United States Patent and Trademark Office is conducting a “Covered Business Method” review of the patent-in-suit under Section 18 of the America Invents Act.  VirtualAgility, Inc. v., Inc., Civil Action No. 2:13-cv-00011-JRG (E.D. Texas Jan. 9, 2014). The court […]

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When Is a Document Publicly Available (and Therefore Prior Art)?

A document can qualify as “prior art” under 35 U.S.C. § 102 even when the document is what one might charitably describe as barely publicly available, and even when the document is incomplete. In re Enhanced Security Research LLC, No. 2013-1114 (Fed. Cir. Jan 13, 2014).  In this case, a divided Federal Circuit panel upheld […]

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Estoppel and Inter Partes Review of Patent Validity

Do the estoppel provisions of the inter partes re-examination statute preclude a third party from relying on prior art in litigation where, after the third party has included the prior art in its request for inter partes re-examination, the USPTO has determined that the prior art does not present a substantial new question of patentability? […]

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