The Patent Finder

Polytronics Engineering Ltd.

Also on record
Records under this name other than patents Polytronics Engineering Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 1 of 1 · Back to Polytronics Engineering Ltd.

PatentTitleStatus Expires Confidence
US 5,546,003Multi-cell battery monitoring system with single sensor wire
Term ended
Term ended no later than Aug 13, 2016 · Low confidence
Term endedTerm ended no later than Aug 13, 2016Low confidence
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