Pfizer Inc. v. Lee, No. 15-1265 (Fed. Cir. Jan. 22, 2016)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

Appellants Pfizer, Inc. and Wyeth Holdings Corpora- tion appeal the district court’s grant of summary jud g- ment in favor of the United States Patent and Trademark Office (“PTO”) on the issue of whether the PTO properly calculated the length of a patent term adjustment (“PTA”) for U.S. Patent No. 8,153,768 (the “’768 patent”). 1 For the reasons below , we affirm the judgment of the district court. BACKGROUND A. Statutory Framework for Patent Term Adjustment A patent has a term of twenty years from the patent application’s effective filing date.