Elizabeth L. "Betty" DeRieux

Elizabeth L. "Betty" DeRieux is a seasoned litigator with a focus on intellectual property, particularly patent litigation, within a broader federal practice that also includes commercial litigation. Her patent practice demonstrates an emphasis on software, computing, consumer electronics (including mobile and foldable technology), Internet of Things (IoT) devices, and financial technology. DeRieux has frequently represented plaintiffs, including known patent assertion entities (PAEs) or non-practicing entities (NPEs), as evidenced by her appearances for Lepton Computing LLC and IOT Innovations LLC. She also has experience representing defendants against such entities, as seen in her defense work for NCR Corp..

Currently, Ms. DeRieux is a Partner at Capshaw DeRieux, LLP, a firm she co-founded in 2008 in Gladewater, Texas, which focuses on complex commercial and intellectual property litigation. Her career in patent litigation also includes appearances while associated with The Mort Law Firm and during her time at Brown McCarroll, L.L.P., where she was a partner from 2003 to 2008.

Notable cases in her experience include representing Lepton Computing LLC in its recently filed, ongoing patent infringement lawsuit against Samsung Electronics America Inc. et al., concerning foldable phone technology, where Lepton seeks damages and a permanent injunction. As local counsel for DataTreasury Corporation in its case against NCR Corp., the litigation settled in January 2006, with NCR paying a licensing fee for check imaging technology. Additionally, DeRieux represented plaintiff IOT Innovations LLC in a patent infringement case against Wyze Labs, Inc. while acting as local counsel; specific public outcomes for this particular case are not detailed in available records, though other cases involving Wyze Labs and similar plaintiffs have seen various outcomes, including dismissals and findings of patent invalidity for unrelated parties. She has also represented plaintiff My Health in patent infringement litigation against Honeywell International Inc., concerning health monitoring systems.

Ms. DeRieux's professional profiles do not detail specific involvement in Inter Partes Review (IPR) or other Patent Trial and Appeal Board (PTAB) proceedings. She earned her Juris Doctor from the University of Houston College of Law in 1984 and a Bachelor of Arts from Lamar University in 1980, and was admitted to the Texas Bar in 1984.