The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 19, 2022
Filed:
May. 15, 2019
Boston Scientific Scimed, Inc., Maple Grove, MN (US);
David Robert Wulfman, Minneapolis, MN (US);
Thomas A. Wrobel, Long Lake, MN (US);
Crystal Marie Anderson-Cunanan, San Jose, CA (US);
Joseph Thomas Delaney, Jr., Minneapolis, MN (US);
Patrick Willoughby, Shoreview, MN (US);
Mark W. Boden, Harrisville, RI (US);
Peter G. Edelman, Maple Grove, MN (US);
Michael Eppihimer, Franklin, MA (US);
Boston Scientific Scimed, Inc., Maple Grove, MN (US);
Abstract
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.