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US Patent 11304798 Prosthetic heart valves having fiber reinforced leaflets

Patent 11304798 was granted and assigned to Boston Scientific on April, 2022 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

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Patent attributes

Patent Applicant

Boston Scientific

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Current Assignee

Boston Scientific

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Crystal Marie Anderson-Cunanan0

Thomas A. Wrobel0

Peter G. Edelman0

Patrick Willoughby0

Michael Eppihimer0

Mark W. Boden0

David Robert Wulfman0

Joseph Thomas Delaney, Jr.0

Date of Patent

April 19, 2022

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Patent Application Number

164131040

Date Filed

May 15, 2019

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Patent Citations

US Patent 10413403 Prosthetic heart valve including self-reinforced composite leaflets

US Patent 10426609 Fiber reinforced prosthetic heart valve having undulating fibers

US Patent 10433955 Prosthetic heart valve formation

US Patent 10874843 Medical device hybrid polymeric structures and coatings with improved lubricity and durability

US Patent 10716671 Prosthetic heart valve composed of composite fibers

US Patent 10925998 Method of manufacturing a biocompatible composite material

US Patent 10195023 Prosthetic heart valves including pre-stressed fibers

US Patent 10299915 Synthetic heart valves composed of zwitterionic polymers

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Patent Citations Received

US Patent 12115275 Biocompatible polyisobutylene-fiber composite materials and methods

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US Patent 11559394 Prosthetic valves, valve leaflets and related methods

Patent Primary Examiner

Lee E Sanderson

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CPC Code

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A prosthetic heart valve leaflet includes a plurality of electrospun fibers at least partially embedded in a polymer matrix. The plurality of fibers includes a first polyisobutylene urethane copolymer having a first predetermined weight average percentage of hard segment portions and the polymer matrix includes a second polyisobutylene urethane copolymer having a second predetermined weight average percentage of the hard segment portions, wherein the first predetermined weight average percentage of the hard segment portions is greater than the second predetermined weight average percentage of the hard segment portions.

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