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DFM, LLC

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Records under this name other than patents DFM, 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 8,377,118Unstented heart valve with formed in place support structure
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,510,941Method of treating a patient using a retrievable transcatheter prosthetic heart valve
Formerly held
In force
 · From the USPTO record
In forceFrom the USPTO record
US 12,403,007Prosthetic Implant Delivery Device with Introducer Catheter
Formerly held
In force
 · High confidence
In forceHigh confidence
US 9,445,897Prosthetic Implant Delivery Device with Introducer Catheter
Formerly held
In force
 · High confidence
In forceHigh confidence
US 7,320,704Nonstented temporary valve for cardiovascular therapy
Term ended
Term ended Jan 3, 2026 · From the USPTO record
Term endedTerm ended Jan 3, 2026From the USPTO record
US 8,556,881Catheter guidance through a calcified aortic valve
Formerly held
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 10,449,040Method of treating a patient using a retrievable transcatheter prosthetic heart valve
Formerly held
Term ended
Term ended Jul 14, 2025 · From the USPTO record
Term endedTerm ended Jul 14, 2025From the USPTO record
US 9,603,708Low crossing profile delivery catheter for cardiovascular prosthetic implant
Formerly held
Lapsed on the fee record
Ended Mar 28, 2025 · From the USPTO record
Lapsed on the fee recordEnded Mar 28, 2025From the USPTO record
US 8,133,213Catheter guidance through a calcified aortic valve
Formerly held
Lapsed on the fee record
Ended Mar 13, 2024 · From the USPTO record
Lapsed on the fee recordEnded Mar 13, 2024From the USPTO record
US 10,478,299Low crossing profile delivery catheter for cardiovascular prosthetic implant
Formerly held
Lapsed on the fee record
Ended Nov 19, 2023 · From the USPTO record
Lapsed on the fee recordEnded Nov 19, 2023From the USPTO record
10 of 55 patents shown.
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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