June 06, 2025
The acting director of the U.S. Patent and Trademark Office revived Longhorn Vaccines & Diagnostics LLC patent claims on Thursday that her predecessor had invalidated to punish Longhorn for misconduct.
August 09, 2024
The Patent Trial and Appeal Board has only faced a handful of instances where sanctions took center stage, but the U.S. Patent and Trademark Office director's rulings have made attorneys increasingly aware that pushing ethical boundaries at the board could put their cases and their careers at risk.
October 30, 2023
U.S. Patent and Trademark Office Director Kathi Vidal has asked for feedback on whether invalidating a patent is proper punishment for an owner that withholds key evidence from the Patent Trial and Appeal Board.
May 24, 2023
The Patent Trial and Appeal Board has ruled that Longhorn Vaccines & Diagnostics withheld information during inter partes reviews of five of its biological specimen collection patents, and canceled all 183 challenged claims as a sanction for the company's "egregious abuse of the PTAB process."