The Patent Finder

WirthCo Engineering, Inc.

Also on record
Records under this name other than the patents WirthCo Engineering, Inc. 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 8 patents it holds.

Back to WirthCo Engineering, Inc.

PatentTitleStatus Expires Confidence
US 7,013,934Adapter for use with a funnel
Term ended
Term ended May 16, 2025 · From the USPTO record
Term endedTerm ended May 16, 2025From the USPTO record
US D520,949Tool-less terminal connector for side mount-type battery
Term ended
Term ended May 16, 2020 · From the USPTO record
Term endedTerm ended May 16, 2020From the USPTO record
US D508,021Tool-less terminal connector for side mount-type battery
Term ended
Term ended Aug 2, 2019 · From the USPTO record
Term endedTerm ended Aug 2, 2019From the USPTO record
US D439,917Shield
Term ended
Term ended Apr 3, 2015 · From the USPTO record
Term endedTerm ended Apr 3, 2015From the USPTO record
US 6,942,526Tool-less terminal connector for side mount-type battery
Lapsed on the fee record
Ended Sep 13, 2013 · From the USPTO record
Lapsed on the fee recordEnded Sep 13, 2013From the USPTO record
US 4,860,927Blow molded two-compartment container
Term ended
Term ended no later than Aug 29, 2009 · Low confidence
Term endedTerm ended no later than Aug 29, 2009Low confidence
US 4,979,843Removable end plug
Term ended
Term ended no later than Dec 25, 2010 · Low confidence
Term endedTerm ended no later than Dec 25, 2010Low confidence
US 5,027,736Elastically deformable bumper system
Term ended
Term ended no later than Jul 2, 2011 · Low confidence
Term endedTerm ended no later than Jul 2, 2011Low confidence
US 5,685,352Indicator funnel having improved vertical stability
Term ended
Term ended no later than Nov 11, 2017 · Low confidence
Term endedTerm ended no later than Nov 11, 2017Low confidence
US 5,688,131Multi-use electrical connector
Term ended
Term ended no later than Nov 18, 2017 · Low confidence
Term endedTerm ended no later than Nov 18, 2017Low confidence
10 of 22 patents shown.
Pro members see all 22.
Pro members: see all 22 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