Patents by Inventor Jack J. Hegenbarth

Jack J. Hegenbarth has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • SYNTHETIC PROSTHETIC VALVE LEAFLET
    Publication number: 20190125527
    Abstract: Thin, biocompatible, high-strength, composite materials are disclosed that are suitable for use in medical devices, such as a prosthetic valve for regulating blood flow direction. In one aspect, the leaflet material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as a prosthetic heart valve leaflet. The leaflet material includes a coating of a non-elastomeric TFE-PMVE copolymer.
    Type: Application
    Filed: September 12, 2018
    Publication date: May 2, 2019
    Inventors: Valerie R. Binetti, Karl Busalacchi, Cody L. Hartman, Jack J. Hegenbarth, Roy Manygoats, JR., Rachel Radspinner, Justin A. Swain
  • Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
    Patent number: 9221924
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: December 29, 2015
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
    Patent number: 9221926
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: December 29, 2015
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
    Patent number: 9221925
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: December 29, 2015
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
    Patent number: 9139669
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: September 22, 2015
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Expandable Functional TFE Copolymer Fine Powder, the Expandable Functional Products Obtained Therefrom and Reaction of the Expanded Products
    Publication number: 20150045524
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Application
    Filed: October 24, 2014
    Publication date: February 12, 2015
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom
    Patent number: 8937105
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: January 20, 2015
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen, Rachel Radspinner, Paul D. Drumheller, William B. Johnson, Wen K. Liu
  • Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom
    Patent number: 8853287
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: October 7, 2014
    Assignee: W.L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Rachel Radspinner, Paul D. Drumheller, William B. Johnson, Wen Liu, Xin Kang Chen
  • Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom
    Patent number: 8809407
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: November 26, 2012
    Date of Patent: August 19, 2014
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J Hegenbarth, Xin Kang Chen, Rachel Radspinner, Paul D Drumheller, William B Johnson, Wen K Liu
  • Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom
    Patent number: 8802742
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: August 12, 2014
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J Hegenbarth, Xin Kang Chen, Rachel Radspinner, Paul D Drumheller, William B Johnson, Wen K Liu
  • Expandable functional TFE copolymer fine powder, the expanded functional products obtained therefrom and reaction of the expanded products
    Patent number: 8658707
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: September 21, 2010
    Date of Patent: February 25, 2014
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Rachel Radspinner, Paul D. Drumheller, William B. Johnson, Wen K. Liu, Xin Kang Chen
  • Expandable Functional TFE Copolymer Fine Powder, Expanded Products and Reacted Products Therefrom
    Publication number: 20140018457
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Application
    Filed: September 12, 2013
    Publication date: January 16, 2014
    Applicant: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen, Rachel Radspinner, Paul D. Drumheller, William B. Johnson, Wen K. Lui
  • Expandable Functional TFE Copolymer Fine Powder, Expanded Products and Reacted Products Therefrom
    Publication number: 20140005286
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Application
    Filed: August 29, 2013
    Publication date: January 2, 2014
    Applicant: W.L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen, Rachel Radspinner, Paul D. Drumheller, William B. Johnson, Wen K. Liu
  • Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
    Patent number: 8557883
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: October 15, 2013
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
    Publication number: 20120184637
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Application
    Filed: March 26, 2012
    Publication date: July 19, 2012
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Expandable Functional TFE Copolymer Fine Powder, the Expanded Functional Products Obtained Therefrom and Reaction of the Expanded Products
    Publication number: 20120035283
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Application
    Filed: September 21, 2010
    Publication date: February 9, 2012
    Inventors: Ping Xu, Jack J. Hegenbarth, Rachel Radspinner, Paul D. Drumheller, William B. Johnson, Wen K. Liu, Xin Kang Chen
  • Expandable Functional TFE Copolymer Fine Powder, the Expanded Functional Products Obtained Therefrom and Reaction of the Expanded Products
    Publication number: 20110039960
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Application
    Filed: September 21, 2010
    Publication date: February 17, 2011
    Inventors: Ping Xu, Jack J. Hegenbarth, Rachel Radspinner, Paul D. Drumheller, William B. Johnson, Wen K. Liu, Xin Kang Chen
  • Expandable Functional TFE Copolymer Fine Powder, the Expandable Functional Products Obtained Therefrom and Reaction of the Expanded Products
    Publication number: 20100248324
    Abstract: A functional TFE copolymer fine powder is described, wherein the TFE copolymer is a polymer of TFE and at least one functional comonomer, and wherein the TFE copolymer has functional groups that are pendant to the polymer chain. The functional TFE copolymer fine powder resin is paste extrudable and expandable. Methods for making the functional TFE copolymer are also described. The expanded functional TFE copolymer material may be post-reacted after expansion.
    Type: Application
    Filed: March 24, 2009
    Publication date: September 30, 2010
    Inventors: Ping Xu, Jack J. Hegenbarth, Xin Kang Chen
  • Coaxial electric signal cable having a composite porous insulation
    Patent number: 5210377
    Abstract: A crush-resistant high signal propagation velocity coaxial cable insulated with a low-density expanded PTFE insulation surrounded by an extruded closed-cell polymer foam.
    Type: Grant
    Filed: January 29, 1992
    Date of Patent: May 11, 1993
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Francis A. Kennedy, William G. Hardie, Jack J. Hegenbarth