The Patent Finder

Hydrofera, LLC

Also on record
Records under this name other than the patents Hydrofera, 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 3 patents it holds.

Showing 1 to 5 of 5 · Back to Hydrofera, LLC

PatentTitleStatus Expires Confidence
US 6,613,347PVA sponge with low durometer skin silicone
Term ended
Term ended Mar 17, 2021 · From the USPTO record
Term endedTerm ended Mar 17, 2021From the USPTO record
US 8,444,890Method of manufacturing a foam composition roller brush
Lapsed on the fee record
Ended May 21, 2017 · From the USPTO record
Lapsed on the fee recordEnded May 21, 2017From the USPTO record
US 6,802,877Polyvinyl acetal composition roller brush with abrasive outer surface
Lapsed on the fee record
Ended Oct 12, 2016 · From the USPTO record
Lapsed on the fee recordEnded Oct 12, 2016From the USPTO record
US 7,955,693Foam composition roller brush with embedded mandrel
Lapsed on the fee record
Ended Jun 7, 2015 · From the USPTO record
Lapsed on the fee recordEnded Jun 7, 2015From the USPTO record
US 6,264,972Tampon
Lapsed on the fee record
Ended Jul 24, 2013 · From the USPTO record
Lapsed on the fee recordEnded Jul 24, 2013From the USPTO record
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