Patents by Inventor Louis S. Glesser

Louis S. Glesser 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).

  • Self-attaching rope
    Patent number: 6161371
    Abstract: A Rope-like apparatus is provided which comprises a hook and loop type fabric oriented in a variety of geometric patterns and configurations which facilitate self attachment when the opposing hook and loop type material come in operable contact.
    Type: Grant
    Filed: March 22, 1999
    Date of Patent: December 19, 2000
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Knife gripping surface
    Patent number: 5983506
    Abstract: A device having a surface which is adapted to be gripped by a user wherein the surface reduces slippage at the user's hand. The surface geometry of the handle portion substantially reduces slippage that can occur when an instrument is in use. Preferably, the hand held instrument is a knife. The surface of the handle is covered with protuberances having angled planar surfaces which create a plurality of apexes designed to minimize hand slippage.
    Type: Grant
    Filed: November 24, 1997
    Date of Patent: November 16, 1999
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • One-piece multi-angled sharpening device
    Patent number: 5928069
    Abstract: A method and apparatus for sharpening a knife, scissors or other tool using a multi-angled sharpening device. The apparatus generally comprises a one-piece support structure with abrasive opposing legs which can be modulated between first and second sharpening positions to sharpen the opposing surfaces of a blade. Alternatively, the apparatus can be supported on either the first or second leg to sharpen scissors on the opposing leg.
    Type: Grant
    Filed: April 4, 1997
    Date of Patent: July 27, 1999
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Self-attaching rope
    Patent number: 5884467
    Abstract: A rope-like instrument comprising hook and loop fabric to facilitate self-attachment. The instrument wraps about itself to form a closed loop, in place of forming a knot in the rope.
    Type: Grant
    Filed: September 11, 1997
    Date of Patent: March 23, 1999
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Folding knife with aperture to receive a lanyard
    Patent number: 5799400
    Abstract: A folding knife having an aperture positioned at or near the pivot point of the knife blade and knife handle to receive a lanyard for removable attachment to a user of the folding knife or other object.
    Type: Grant
    Filed: January 29, 1997
    Date of Patent: September 1, 1998
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Folding knife with two adjacent blades
    Patent number: D436014
    Type: Grant
    Filed: July 25, 1999
    Date of Patent: January 9, 2001
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Folding knife
    Patent number: D389389
    Type: Grant
    Filed: April 29, 1996
    Date of Patent: January 20, 1998
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Knife
    Patent number: D391465
    Type: Grant
    Filed: October 16, 1996
    Date of Patent: March 3, 1998
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Sharpening device
    Patent number: D401129
    Type: Grant
    Filed: January 10, 1997
    Date of Patent: November 17, 1998
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Clip for a folding knife
    Patent number: D402177
    Type: Grant
    Filed: September 9, 1997
    Date of Patent: December 8, 1998
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Folding knife handle
    Patent number: D402178
    Type: Grant
    Filed: October 14, 1997
    Date of Patent: December 8, 1998
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Folding knife
    Patent number: D402524
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: December 15, 1998
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Puncture resistant knife blade
    Patent number: D403567
    Type: Grant
    Filed: December 12, 1997
    Date of Patent: January 5, 1999
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Support base for knife sharpening stones
    Patent number: D406038
    Type: Grant
    Filed: January 19, 1998
    Date of Patent: February 23, 1999
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Folding knife handle
    Patent number: D411431
    Type: Grant
    Filed: October 3, 1997
    Date of Patent: June 22, 1999
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Folding knife with a diamond shaped thumb aperture
    Patent number: D411790
    Type: Grant
    Filed: December 29, 1997
    Date of Patent: July 6, 1999
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Display unit for a pocket knife
    Patent number: D419336
    Type: Grant
    Filed: March 29, 1996
    Date of Patent: January 25, 2000
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Knife handle
    Patent number: D421378
    Type: Grant
    Filed: December 31, 1998
    Date of Patent: March 7, 2000
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Support base for holding sharpening stones
    Patent number: D427500
    Type: Grant
    Filed: April 12, 1999
    Date of Patent: July 4, 2000
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser
  • Dual bladed folding knife with thumb studs
    Patent number: D429138
    Type: Grant
    Filed: July 26, 1999
    Date of Patent: August 8, 2000
    Assignee: Spyderco, Inc.
    Inventor: Louis S. Glesser