The Patent Finder

API Technologies Corp.

Also on record
Records under this name other than the patents API Technologies Corp. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 2 patents it holds.

Back to API Technologies Corp.

PatentTitleStatus Expires Confidence
US 7,405,880Multilayer Optical Filter
Term ended
Term ended Oct 20, 2024 · High confidence
Term endedTerm ended Oct 20, 2024High confidence
US 7,203,001Optical Retarders and Related Devices and Systems
Term ended
Term ended Aug 13, 2024 · High confidence
Term endedTerm ended Aug 13, 2024High confidence
US 7,227,684Method and System for Providing Beam Polarization
Term ended
Term ended Aug 20, 2023 · High confidence
Term endedTerm ended Aug 20, 2023High confidence
US 7,268,946Universal Broadband Polarizer, Devices Incorporating Same, and Method of Making Same
Term ended
Term ended Aug 20, 2023 · High confidence
Term endedTerm ended Aug 20, 2023High confidence
US 7,283,571Method and System for Performing Wavelength Locking of an Optical Transmission Source
Term ended
Term ended Jul 15, 2023 · High confidence
Term endedTerm ended Jul 15, 2023High confidence
US 7,386,205Optical Device and Method for Making Same
Term ended
Term ended Jun 17, 2023 · High confidence
Term endedTerm ended Jun 17, 2023High confidence
US 8,960,542Aiming Device for a Bomb Disarming Disruptor
Lapsed on the fee record
Ended Feb 24, 2023 · High confidence
Lapsed on the fee recordEnded Feb 24, 2023High confidence
US 7,142,375Films for Optical Use and Methods of Making Such Films
Lapsed on the fee record
Ended Nov 28, 2018 · High confidence
Lapsed on the fee recordEnded Nov 28, 2018High confidence
US 7,099,068Optical Components Exhibiting Enhanced Functionality and Method of Making Same
Lapsed on the fee record
Ended Aug 29, 2018 · High confidence
Lapsed on the fee recordEnded Aug 29, 2018High confidence
US 7,050,233Precision Phase Retardation Devices and Method of Making Same
Lapsed on the fee record
Ended May 23, 2018 · High confidence
Lapsed on the fee recordEnded May 23, 2018High confidence
10 of 33 patents shown.
Pro members see all 33.
Pro members: see all 33 patents
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited