Patents by Inventor David Isaac Lutz

David Isaac Lutz 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).

  • Expanded PTFE articles and method of making same
    Patent number: 8048111
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: November 1, 2011
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Expanded PTFE articles and method of making same
    Patent number: 7740020
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: June 22, 2010
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Expanded PTFE articles and method of making same
    Patent number: 7736739
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: June 15, 2010
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Expanded PTFE Articles and Method of Making Same
    Publication number: 20100059082
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Application
    Filed: October 2, 2009
    Publication date: March 11, 2010
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Expanded PTFE Articles and Method of Making Same
    Publication number: 20100018546
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Application
    Filed: October 2, 2009
    Publication date: January 28, 2010
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Expanded PTFE articles and method of making same
    Patent number: 7615282
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Grant
    Filed: November 3, 2008
    Date of Patent: November 10, 2009
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Expanded PTFE Articles and Method of Making Same
    Publication number: 20090061157
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Application
    Filed: November 3, 2008
    Publication date: March 5, 2009
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Expanded PTFE articles and method of making same
    Patent number: 7445843
    Abstract: Unique PTFE structures comprising islands of PTFE attached to an underlying expanded polytetrafluoroethylene (ePTFE) structure and to methods of making such structures is disclosed. The ePTFE material may or may not have been exposed to amorphous locking temperatures. These unique structures exhibit islands of PTFE attached to and raised above the expanded PTFE structures.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: November 4, 2008
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: David Isaac Lutz, Norman Ernest Clough
  • Fluoropolymer fiber composite bundle
    Patent number: 7296394
    Abstract: A rope comprising a plurality of bundle groups, each of said bundle groups having a periphery and comprising a plurality of high strength fibers, at least one low coefficient of friction fiber disposed around at least a portion of the periphery of at least one of the bundle groups.
    Type: Grant
    Filed: October 6, 2005
    Date of Patent: November 20, 2007
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: Norman Ernest Clough, David Isaac Lutz, Gary Harp