Patents Assigned to Tenex Corporation
  • Patent number: 7980857
    Abstract: This invention relates generally to writing boards, and more particularly to reusable and foldable boards that permit writing to be easily removed. In one embodiment, a writing board comprises a substrate comprising a front panel, a rear panel opposite the front panel, and a plurality of spaced apart ribs connecting the front panel to the rear panel, wherein the front panel and the rear panel are integrally formed with the plurality of ribs. The writing board of this embodiment further includes at least one backslit formed in the rear panel, at least one living hinge formed in the front panel opposite the at least one backslit to form at least one outer panel, and at least one holding mechanism coupled to the at least one outer panel to maintain the outer panel in one of a substantially open, unfolded position or a substantially closed, folded position.
    Type: Grant
    Filed: April 3, 2008
    Date of Patent: July 19, 2011
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Paul A. Moniuszko, Morad Ghassemian, Paul C. Bond, Robert J. Glenn, II
  • Patent number: 6213517
    Abstract: A clipboard of integral one piece design having a clip head which is joined to the sheet of the clipboard by a living hinge and having resilient elements formed integrally with the sheet and clip head for urging the clip head and sheet toward each other.
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: April 10, 2001
    Assignee: Tenex Corporation
    Inventors: Michael Goluszka, Kurt Peterson, Frank Guzzo
  • Patent number: D446549
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: August 14, 2001
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D449386
    Type: Grant
    Filed: September 12, 2000
    Date of Patent: October 16, 2001
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D450090
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: November 6, 2001
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D451292
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: December 4, 2001
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D451550
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: December 4, 2001
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D454912
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: March 26, 2002
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D454913
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: March 26, 2002
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D455459
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: April 9, 2002
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D455460
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: April 9, 2002
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D455910
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: April 23, 2002
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk, Michael Goluszka, Tony Fuderer
  • Patent number: D456165
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: April 30, 2002
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk, Michael Goluszka, Tony Fuderer
  • Patent number: D642844
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: August 9, 2011
    Assignee: Tenex Corporation
    Inventor: Albert B. Cheris
  • Patent number: D404957
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: February 2, 1999
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D405310
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: February 9, 1999
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D405638
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: February 16, 1999
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D412805
    Type: Grant
    Filed: October 27, 1998
    Date of Patent: August 17, 1999
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D417813
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: December 21, 1999
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk
  • Patent number: D434937
    Type: Grant
    Filed: October 27, 1998
    Date of Patent: December 12, 2000
    Assignee: Tenex Corporation
    Inventors: Albert B. Cheris, Mark Dziersk