Margaret McInerney Welsh

Margaret McInerney Welsh is a patent litigation attorney at Baker Botts LLP, where she serves as Counsel. Her practice focuses on representing operating companies in defending against patent infringement assertions, particularly involving complex software and mobile technology.

Ms. Welsh has significant experience in patent validity challenges before the Patent Trial and Appeal Board (PTAB) and subsequent appeals to the U.S. Court of Appeals for the Federal Circuit. Notably, she represented Lyft, Inc. as cross-appellant in Rideshare Displays, Inc. v. Lyft, Inc. at the Federal Circuit, an appeal stemming from multiple inter partes review (IPR) proceedings. The Federal Circuit affirmed the PTAB's decisions that several claims of Rideshare Displays' patents, related to ridesharing vehicle identification systems using mobile communication devices, were unpatentable for obviousness, marking a favorable outcome for her client.

Her involvement in the Rideshare Displays litigation underscores her experience with patent disputes concerning software and mobile applications, specifically within the context of the ridesharing industry. The cases tracked, "Petitioner v. Rideshare Displays Inc." and "Lyft, Inc. v. Rideshare Displays, Inc.," reflect her role in challenging patent validity on behalf of operating companies.

Information regarding Ms. Welsh's bar admissions and education was not readily available through public web searches.