Nos. 2022-1293, 2022-1294, 2022-1295, 2022-1296.

81 F.4th 1216 (2023)

IN RE: CELLECT, LLC, Appellant.

United States Court of Appeals, Federal Circuit.

Decided: August 28, 2023.

Attorney(s) appearing for the Case

Paul J. Andre , Kramer Levin Naftalis & Frankel LLP, Redwood Shores, CA, argued for appellant. Also represented by James R. Hannah , Lisa Kobialka ; Jonathan Caplan , Jeffrey Price , New York, NY.

Kakoli Caprihan , Office of the Solicitor, United States Patent and Trademark Office, Alexandria, VA, argued for appellee Katherine K. Vidal. Also represented by Thomas W. Krause , Amy J. Nelson , Brian Racilla , Farheena Yasmeen Rasheed .

JEREMY LOWE , Leydig, Voit & Mayer, Ltd., Chicago, IL, for amicus curiae Alvogen PB Research & Development LLC. Also represented by Keelin Bielski , Steven H. Sklar .

Kurt A. Mathas , Winston & Strawn LLP, Chicago, IL, for amicus curiae Association for Accessible Medicines. Also represented by Claire A. Fundakowski , Washington, DC.

Kevin Edward Noonan , McDonnell Boehnen Hulbert & Berghoff LLP, Chicago, IL, for amicus curiae Biotechnology Innovation Organization. Also represented by Aaron Vincent Gin , Alexa L. Giralamo , Daniel Gonzalez, Jr. , Donald Louis Zuhn, Jr. ; Hansjorg Sauer , Biotechnology Innovation Organization, Washington, DC.

Paul Berghoff , McDonnell Boehnen Hulbert & Berghoff LLP, for amicus curiae Intellectual Property Owners Association. Also represented by Henry Hadad , Bristol Myers Squibb , Lawrenceville, NJ.

Jeffrey Paul Kushan , Sidley Austin LLP, Washington, DC, for amicus curiae Pharmaceutical Research and Manufacturers of America. Also represented by STEVEN J. HOROWITZ , Chicago, IL; David Evan Korn , Pharmaceutical Research and Manufacturers of America, Washington, DC.

Douglas Hallward-driemeier , Ropes & Gray LLP, Washington, DC, for amici curiae Samsung Electronics Co., Ltd., Samsung Electronics America, Inc. Also represented by Scott Anthony Mckeown ; James Lawrence Davis, Jr. , East Palo Alto, Ca; Alexander E. Middleton , New York, NY.

Before Lourie, Dyk, and Reyna, Circuit Judges.

Cellect, LLC ("Cellect") appeals from four ex parte reexamination decisions of the United States Patent and Trademark Office ("USPTO") Patent Trial and Appeal Board ("the Board") affirming the unpatentability of: (1) claims 22, 42, 58, and 66 of U.S. Patent 6,982,742 ("the '742 patent"); (2) claims 1, 17, 19, 21, 22...

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