Patents by Inventor Carl J. Zipfel

Carl J. Zipfel 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).

  • Patent number: 11926370
    Abstract: A cargo bed extension system includes: a cargo bed; a tailgate configured to pivot to a down position via one or more first hinges, where the tailgate includes: an outer portion having first lateral sides and one or more second hinges; an inner portion having second lateral sides that are disposed adjacent to the first lateral sides when the tailgate is in the down position, where the inner portion is configured to rotate to a vertical position via the one or more second hinges, where the vertical position is approximately perpendicular to the down position; at least one first extension panel configured to move rearwardly and directly contact the inner portion when the inner portion is in the vertical position; and at least one second extension panel configured to move rearwardly and to directly contact the inner portion when the inner portion is in the vertical position.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: March 12, 2024
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Blaine D. Christensen, William A. McDonald, Carl J. Zipfel
  • Publication number: 20220396319
    Abstract: A cargo bed extension system includes: a cargo bed; a tailgate configured to pivot to a down position via one or more first hinges, where the tailgate includes: an outer portion having first lateral sides and one or more second hinges; an inner portion having second lateral sides that are disposed adjacent to the first lateral sides when the tailgate is in the down position, where the inner portion is configured to rotate to a vertical position via the one or more second hinges, where the vertical position is approximately perpendicular to the down position; at least one first extension panel configured to move rearwardly and directly contact the inner portion when the inner portion is in the vertical position; and at least one second extension panel configured to move rearwardly and to directly contact the inner portion when the inner portion is in the vertical position.
    Type: Application
    Filed: June 10, 2021
    Publication date: December 15, 2022
    Inventors: Blaine D. CHRISTENSEN, William A. MCDONALD, Carl J. ZIPFEL
  • Patent number: D873726
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: January 28, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D873740
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: January 28, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D874053
    Type: Grant
    Filed: August 14, 2018
    Date of Patent: January 28, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D877007
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: March 3, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D885261
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: May 26, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D885265
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: May 26, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D885270
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: May 26, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D887323
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: June 16, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D887329
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: June 16, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D888635
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: June 30, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D892003
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: August 4, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D894061
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: August 25, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D894801
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: September 1, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D897255
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: September 29, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D903159
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: November 24, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D903160
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: November 24, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D903161
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: November 24, 2020
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel
  • Patent number: D909916
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: February 9, 2021
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Carl J. Zipfel