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Tac, LLC

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Records under this name other than patents Tac, LLC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

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PatentTitleStatus Expires Confidence
US 7,515,433Method and apparatus for progressively connecting a controller to an external circuit of a building
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 7,559,531Low torque ball valve with dynamic sealing
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 7,752,933Speed controlled spring return actuator
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 7,712,724Dynamic ball valve sealing device for three-way valves
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 7,761,563BACnet communication Status objects and methods of determining communication status of BACnet devices
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 7,913,972Two position actuator with mechanical hold
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,625,040Ball valve with anti-rotational pressure plate
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,377,120Ball valve with anti-rotational pressure plate
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 8,215,614Two position actuator impact limiter
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 8,413,684Ball valve with anti-rotational pressure plate
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 48 patents shown.
Pro members see all 48.
Pro members: see all 48 patents
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited