Remands and reversals of the Board are relatively rare.  Nonetheless, the Federal Circuit has vacated or reversed PTAB decisions every so often for adopting an erroneous claim construction.[1]  Most recently, in Owens Corning v. Fast Felt Corp., 2016-2613 (Fed. Cir. Oct. 11, 2017), the Federal Circuit reversed the PTAB’s decision upholding the challenged

Abraxis Bioscience, developer of cancer drug Abraxane®, filed suit against Actavis in April of 2016 following its receipt of notice that Actavis sought approval of a generic form of the drug from the FDA. The notice, called a Paragraph IV Certification, represented that Actavis believed the patents covering the drug were invalid, unenforceable, or would

Senior U.S. Circuit Judge William Bryson ruled on Monday that all the asserted claims in the six Restasis patents that Allergan PLC (“Allergan”) accused generic-drug manufacturers of infringing were invalid for obviousness.[i] Last month, Allergan transferred the patents for this dry eye drug to the Saint Regis Mohawk Tribe (“Tribe”) in an endeavor to

Just recently, Allergan PLC (“Allergan”) announced that it had transferred the patents for its dry-eye drug Restasis to the Saint Regis Mohawk Tribe to take advantage of its sovereign immunity status and ward off challenges to the patents. Under the deal, the Tribe received an upfront payment of $13.75 million and will receive $15 million

In Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co. LTD., 2016-2321 (Fed. Cir. August 22, 2017)(designated precedential), the Federal Circuit upheld the PTAB’s finding that a patent directed to an HVAC system was invalid.  However, a concurring opinion criticized the PTAB’s joinder practice and use of expanded panels, indicating that such practices

In an effort to combat pharmaceutical patent holders, several companies are now filing petitions for post-grant review on the theory that the claims are unpatentable for lacking sufficient written description and enablement. Although the number of post-grant review proceedings remains fairly small in comparison to inter-partes review proceedings, the recent increase in filings by generic

Two IPRs (IPR2016-00663 and IPR2016-00669) filed on patents asserted against Microsoft in district court have ended with victory for the tech giant in an unusual procedural turn. Claims of the two patents were cancelled as a result of adverse judgment being entered against the owner of record, Global Technologies, Inc., after the PTAB deemed that