Patents by Inventor Ivan Davidowitz

Ivan Davidowitz 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).

  • Publication number: 20100325791
    Abstract: A drape for maintaining a sanitary surface. The drape is made of a semi-rigid sheet of material. The semi-rigid sheet includes at least one temporary attachment point. The temporary attachment point is disposed on substantially a first edge of the semi-rigid sheet. Additionally, the semi-rigid sheet includes at least one lip. The lip is formed by a portion of the semi-rigid sheet. The lip is disposed at a second edge of the semi-rigid sheet.
    Type: Application
    Filed: June 25, 2010
    Publication date: December 30, 2010
    Inventor: Ivan Davidowitz
  • Patent number: 5884419
    Abstract: A clog type shoe which includes a sole and an upper attached to the sole. The upper includes an opening through which a foot is placed. A drawstring tunnel is formed to encircle the opening and a drawstring is threaded through the drawstring tunnel. The drawstring can be tightened so that the opening of the upper is secured to a wearer's foot. Such footwear may also include a locking unit for locking a desired tension on the drawstring. A padded flap may also be attached to an underside of a forefoot portion of the opening and the upper may also include a lip portion formed at a heel of the sole.
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: March 23, 1999
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Rosemary Wright
  • Patent number: 5678325
    Abstract: A clog type shoe which includes a sole and an upper auached to the sole. The upper includes an opening through which a foot is placed. A drawstring tunnel is formed to encircle the opening and a drawstring is threaded through the drawstring tunnel. The drawstring can be tightened so that the opening of the upper is secured to a wearer's foot. Such footwear may also include a locking unit for locking a desired tension on the drawstring. A padded flap may also be attached to an underside of a forefoot portion of the opening and the upper may also include a lip portion formed at a heel of the sole.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: October 21, 1997
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Rosemary Wright
  • Patent number: D443976
    Type: Grant
    Filed: May 7, 1998
    Date of Patent: June 26, 2001
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Rosemary Wright
  • Patent number: D453990
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: March 5, 2002
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Rosemary Wright
  • Patent number: D377259
    Type: Grant
    Filed: November 17, 1994
    Date of Patent: January 14, 1997
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Michael Sproul, Rosemary Wright
  • Patent number: D397545
    Type: Grant
    Filed: June 24, 1996
    Date of Patent: September 1, 1998
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Rosemary Wright
  • Patent number: D397842
    Type: Grant
    Filed: November 1, 1996
    Date of Patent: September 8, 1998
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Michael Sproul, Rosemary Wright
  • Patent number: D400342
    Type: Grant
    Filed: November 1, 1996
    Date of Patent: November 3, 1998
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Michael Sproul
  • Patent number: D400343
    Type: Grant
    Filed: November 1, 1996
    Date of Patent: November 3, 1998
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Michael Sproul, Rosemary Wright
  • Patent number: D410322
    Type: Grant
    Filed: April 16, 1998
    Date of Patent: June 1, 1999
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Michael Sproul, Rosemary Wright
  • Patent number: D420495
    Type: Grant
    Filed: April 16, 1998
    Date of Patent: February 15, 2000
    Assignee: Columbia Footwear Corporation
    Inventors: Ivan Davidowitz, Rosemary Wright