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The Patent Finder is a public reference site operated by 137 Finder LLC, a Massachusetts company. Patent records and company overviews are free. Membership adds monitoring, alerts, and advanced portfolio research. These pages explain the terms for using the site, how we handle your privacy and cookies, and how to report a copyright concern.

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