Patents by Inventor Hanno Kortleven

Hanno Kortleven 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).

  • Rotary cutting tool assembly
    Patent number: 7363710
    Abstract: A tool assembly comprising a primary tool including a housing internally mounting a rotary cutter blade with a portion of the blade exposed for a cutting action, and a cover for selectively protectively enclosing the cutter blade of the primary tool, the cover also including a housing mounting a second rotary blade partially exposed for cutting action upon utilizing the cover housing as a handle, the primary tool housing protectively enclosing the cover blade simultaneously with the cover protectively enclosing the primary tool blade upon engagement of the cover with the primary tool.
    Type: Grant
    Filed: July 12, 2006
    Date of Patent: April 29, 2008
    Assignee: Dart Industries Inc.
    Inventors: Hanno Kortleven, Jakob Heiberg
  • Interlockable seal
    Patent number: 7337917
    Abstract: A seal for a container, the seal having a base panel with multiple upwardly projecting protuberances on the base panel spaced so as to define recesses complementary to the protuberances for reception of the protuberances within the recesses of a duplicate inverted seal and for selective interlocking engagement of the seals to each other.
    Type: Grant
    Filed: June 25, 2004
    Date of Patent: March 4, 2008
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Rotary cutting tool assembly
    Publication number: 20080010838
    Abstract: A tool assembly comprising a primary tool including a housing internally mounting a rotary cutter blade with a portion of the blade exposed for a cutting action, and a cover for selectively protectively enclosing the cutter blade of the primary tool, the cover also including a housing mounting a second rotary blade partially exposed for cutting action upon utilizing the cover housing as a handle, the primary tool housing protectively enclosing the cover blade simultaneously with the cover protectively enclosing the primary tool blade upon engagement of the cover with the primary tool.
    Type: Application
    Filed: July 12, 2006
    Publication date: January 17, 2008
    Inventors: Hanno Kortleven, Jakob Heiberg
  • Interlockable seal
    Publication number: 20060006187
    Abstract: A seal for a container, the seal having a base panel with multiple upwardly projecting protuberances on the base panel spaced so as to define recesses complementary to the protuberances for reception of the protuberances within the recesses of a duplicate inverted seal and for selective interlocking engagement of the seals to each other.
    Type: Application
    Filed: June 25, 2004
    Publication date: January 12, 2006
    Inventor: Hanno Kortleven
  • Nut cracker
    Patent number: D517380
    Type: Grant
    Filed: April 21, 2005
    Date of Patent: March 21, 2006
    Assignee: Dart Industries Inc.
    Inventors: Hanno Kortleven, Vincent Jalet
  • Seal for container
    Patent number: D518377
    Type: Grant
    Filed: June 25, 2004
    Date of Patent: April 4, 2006
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Rack for containers
    Patent number: D533414
    Type: Grant
    Filed: October 7, 2005
    Date of Patent: December 12, 2006
    Assignee: Dart Industries Inc.
    Inventors: Christopher J. Claypool, Hanno Kortleven
  • Cover for a microwave container
    Patent number: D535143
    Type: Grant
    Filed: May 4, 2004
    Date of Patent: January 16, 2007
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Covered container with handle
    Patent number: D542077
    Type: Grant
    Filed: April 28, 2005
    Date of Patent: May 8, 2007
    Assignee: Dart Industries Inc.
    Inventors: Christopher J. Claypool, Hanno Kortleven
  • Container lid
    Patent number: D547114
    Type: Grant
    Filed: July 31, 2006
    Date of Patent: July 24, 2007
    Assignee: Dart Industries Inc.
    Inventors: Dimitri M. C. J. Backaert, Hanno Kortleven
  • Covered food container
    Patent number: D551516
    Type: Grant
    Filed: October 5, 2006
    Date of Patent: September 25, 2007
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Rotary tool assembly
    Patent number: D551919
    Type: Grant
    Filed: July 12, 2006
    Date of Patent: October 2, 2007
    Assignee: Dart Industries Inc.
    Inventors: Hanno Kortleven, Jakob Heiberg
  • Cover for a food container
    Patent number: D562624
    Type: Grant
    Filed: October 5, 2006
    Date of Patent: February 26, 2008
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Ladle
    Patent number: D482579
    Type: Grant
    Filed: May 29, 2003
    Date of Patent: November 25, 2003
    Assignee: Dart Industries Inc.
    Inventors: Hanno Kortleven, Jan-Hendrik de Groote, Victor J. J. Cautereels
  • Commuter mug
    Patent number: D572082
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: July 1, 2008
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Open-mouth container
    Patent number: D574705
    Type: Grant
    Filed: July 31, 2006
    Date of Patent: August 12, 2008
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Commuter mug
    Patent number: D583627
    Type: Grant
    Filed: May 22, 2008
    Date of Patent: December 30, 2008
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Compact ice scraper
    Patent number: D499851
    Type: Grant
    Filed: August 14, 2001
    Date of Patent: December 14, 2004
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Measuring spoon
    Patent number: D594353
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: June 16, 2009
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven
  • Mug
    Patent number: D646524
    Type: Grant
    Filed: April 30, 2010
    Date of Patent: October 11, 2011
    Assignee: Dart Industries Inc.
    Inventor: Hanno Kortleven