utility-patent

3 cases — ← All topics

Case Title Lower Court Docketed Status Flags Tags Question Presented
25-217 CeramTec GmbH v. CoorsTek Bioceramics LLC, fka C5 Medical Werks, LLC Federal Circuit 2025-08-22 Denied Response Waived design-functionality evidence-standard intellectual-property product-design trademark-law utility-patent Whether under this Court's decision in TrafFix Devices, Inc. v. Marketing Displays, Inc., 532 U.S. 23 (2001), a utility patent that produces a product…
24A1236 CeramTec GmbH v. CoorsTek Bioceramics LLC, fka C5 Medical Werks, LLC Federal Circuit 2025-06-13 Presumed Complete ceramic-components color-mark trade-dress trademark-functionality traffix-doctrine utility-patent Whether a trademark feature derived from an expired utility patent can be deemed functional under TrafFix when the patent does not demonstrate a speci…
20-1817 Ezaki Glico Kabushiki Kaisha, et al. v. Lotte International America Corp., et al. Third Circuit 2021-06-29 Denied Amici (4)Relisted (3) alternative-designs circuit-split design-protection functionality lanham-act product-configuration summary-judgment trade-dress utility-patent Whether trade dress is 'functional' if it is 'essential to the use or purpose of the article' or 'affects the cost or quality of the article,' as this…