March 12, 2025
A company that makes saliva collection devices used for COVID-19 tests says it will drop out of Federal Circuit appeals fights with Longhorn Vaccines & Diagnostics stemming from the Patent Trial and Appeal Board canceling 183 of Longhorn's patent claims as a punishment for "egregious abuse of the PTAB process."
July 18, 2024
U.S. Patent and Trademark Office Director Kathi Vidal has upheld a Patent Trial and Appeal Board decision to punish Longhorn Vaccines & Diagnostics for "egregious abuse of the PTAB process," a status report in a Utah federal case indicates.
June 16, 2023
U.S. Patent and Trademark Office Director Kathi Vidal has decided to review a recent Patent Trial and Appeal Board decision that invalidated five Longhorn Vaccines & Diagnostics specimen collection patents as punishment for withholding information during inter partes reviews.
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."