Causam v. ecobee (Fed. Cir., October 15, 2025) 2024-1958
This episode concerns the United States Court of Appeals for the Federal Circuit's opinion in the case of Causam Enterprises, Inc. v. ecobee Technologies ULC, decided on October 15, 2025. The core issue is an appeal from a decision by the Patent Trial and Appeal Board (Board), which had ruled that several claims of Causam's U.S. Patent No. 10,394,268 were unpatentable due to obviousness following an inter partes review (IPR) initiated by ecobee. The court addresses two main arguments raised by Causam: first, a constitutional challenge concerning the Board's failure to determine the patent's…
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