Smartrend Manufacturing Group (SMG), Inc. sued Opti-Luxx Inc. for infringing two patents related to illuminated school bus signs: U.S. Design Patent No. D932,930 (the D930 patent) and U.S. Patent No. 11,348,491 (the '491 patent). The jury found Opti-Luxx infringed both patents. Regarding the D930 patent, the Federal Circuit determined that the district court erred in its interpretation of the term "transparency," which was construed to mean both "transparent" and "translucent." The Court reasoned that [...]

On December 11, 2025, Regeneron filed a Memorandum in Support of Its Motion to Bifurcate and Stay Amgen's Antitrust Claims in the ongoing aflibercept patent litigation in the U.S. District Court for the Northern District of West Virginia. As we previously reported, Regeneron filed a second complaint against Amgen in June 2025, alleging infringement of a patent that had issued after Amgen launched its PAVBLU® (aflibercept-ayyh). In response, Amgen filed an answer and counterclaims, alleging violations of the [...]

The holiday season brings people together to decorate their homes, exchange gifts, and gather with family and friends. While these traditions feel timeless, many of the holiday staples we cherish are relatively recent inventions made possible by the patent system. As you pour a glass of eggnog and take a break wrapping presents, let us explore a few groundbreaking patents that have shaped how we celebrate. String lights draped across trees, lamp posts, and [...]