The Patent Finder

Leafproof Products, LLC

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

Showing 1 to 3 of 3 · Back to Leafproof Products, LLC

PatentTitleStatus Expires Confidence
US 7,448,167Gutter and roof protection system
Lapsed on the fee record
Ended Nov 11, 2016 · From the USPTO record
Lapsed on the fee recordEnded Nov 11, 2016From the USPTO record
US 8,015,753Gutter cover with barrier over water channel
Lapsed on the fee record
Ended Sep 13, 2015 · From the USPTO record
Lapsed on the fee recordEnded Sep 13, 2015From the USPTO record
US 5,557,891Gutter protection system
Term ended
Term ended no later than Sep 24, 2016 · Low confidence
Term endedTerm ended no later than Sep 24, 2016Low confidence
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