The TTAB issued a final decision denying Cancellation No. 92090198, in which 2371436 Ontario Inc. sought cancellation of the NORTEL trademark owned by Nortel Networks Limited. The Board determined the cancellation petition was denied without prejudice to the petitioner. The decision, identified by proceeding number TTAB92090198, was issued on April 3, 2026.

For trademark owners and practitioners, this decision reinforces that TTAB cancellation proceedings are adjudicated on a case-by-case basis. Any party considering opposition or cancellation should ensure their claims are well-supported before filing, as the TTAB evaluates each proceeding on its merits. The denial without prejudice indicates the petitioner may potentially refile if new grounds become available.