Ho, Ho, No: CAFC Delivers Reversal, Vacatur, and Remand in Christmas Tree Row, PTAB Litigation Blog
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The Federal Circuit recently issued another decision in a longstanding dispute between Willis Electric Co. and Polygroup Ltd. involving two patents owned by Willis (U.S. Patent Nos. 8,454,186 and 8,454,187) directed to lighted artificial Christmas tree technology. Polygroup Ltd. v. Willis Elec. Co., Ltd., No. 21-140, 2022 U.S. App. LEXIS 1391 (Jan. 19, 2022) (Polygroup II). The Court revisited the case after previously considering – and remanding – certain issues to the Board.
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