US Patent Litigations are now available. Check here

Explore Semafone's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Jun 12, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3603043Sep 14, 2022Telephone Signal Processing2
EP2286576Aug 3, 2022Signal Detection And Blocking For Voice Processing Equipment2
EP3402177Jul 7, 2021Signal Detection And Blocking For Voice Processing Equipment2