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Cemco, LLC

Also on record
Records under this name other than the patents Cemco, LLC 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 73 patents it holds.

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PatentTitleStatus Expires Confidence
US 11,873,636Fire or sound blocking components and wall assemblies with fire or sound blocking components
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,077,550Fire-Rated Joint System
Lapsed on the fee record
Ended Sep 18, 2026 · High confidence
Lapsed on the fee recordEnded Sep 18, 2026High confidence
US 8,793,947Fire-Rated Wall Construction Product
Lapsed on the fee record
Ended Aug 5, 2026 · High confidence
Lapsed on the fee recordEnded Aug 5, 2026High confidence
US 8,595,999Fire-Rated Joint System
Lapsed on the fee record
Ended Dec 3, 2025 · High confidence
Lapsed on the fee recordEnded Dec 3, 2025High confidence
US 8,590,231Fire-Rated Joint System
Lapsed on the fee record
Ended Nov 26, 2025 · High confidence
Lapsed on the fee recordEnded Nov 26, 2025High confidence
US 8,555,566Two-piece track system
Lapsed on the fee record
Ended Oct 15, 2025 · From the USPTO record
Lapsed on the fee recordEnded Oct 15, 2025From the USPTO record
US 8,499,512Exterior wall construction product
Lapsed on the fee record
Ended Aug 6, 2025 · From the USPTO record
Lapsed on the fee recordEnded Aug 6, 2025From the USPTO record
US 7,451,575Floor system
Term ended
Term ended Jul 26, 2025 · From the USPTO record
Term endedTerm ended Jul 26, 2025From the USPTO record
US 8,413,394Two-piece track system
Lapsed on the fee record
Ended Apr 9, 2025 · From the USPTO record
Lapsed on the fee recordEnded Apr 9, 2025From the USPTO record
US 9,551,148Header track with stud retention feature
Lapsed on the fee record
Ended Jan 24, 2025 · From the USPTO record
Lapsed on the fee recordEnded Jan 24, 2025From the USPTO record
10 of 21 patents shown.
Pro members see all 21.
Pro members: see all 21 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