Cases filed in the Federal Circuit Courts
ImmunoGen, Inc. v. Vidal
as 23-1762
Plaintiff / Appellant: IMMUNOGEN, INC.
Defendant / Appellee: KATHERINE K. VIDAL, Under Secretary of Commerce for Intellectual Property and Director of the United States Patent and Trademark Office
ImmunoGen, Inc. v. Hirshfeld We have downloadable decisions or orders for this case
as 21-1939
Defendant / Appellee: ANDREW HIRSHFELD, Performing the Functions and Duties of the Under Secretary of Commerce for Intellectual Property and Director of the United States Patent and Trademark Office
Plaintiff / Appellant: IMMUNOGEN, INC.

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