Patents by Inventor Jon Rockfeller

Jon Rockfeller 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).

  • Ice axe shaft equipped with a grip with a double intermediate gripping brace
    Patent number: 8387262
    Abstract: An ice axe gripping shaft comprises a grip made of plastic equipped with a bottom stop for the hand to press on, located opposite an intermediate brace. An auxiliary lever articulated on the intermediate brace comprises a locking cam and a curved part acting as finger brace in the locked position.
    Type: Grant
    Filed: July 7, 2010
    Date of Patent: March 5, 2013
    Assignee: Zedel
    Inventors: Paul Petzl, Jon Rockfeller
  • ICE AXE SHAFT EQUIPPED WITH A GRIP WITH A DOUBLE INTERMEDIATE GRIPPING BRACE
    Publication number: 20110016732
    Abstract: An ice axe gripping shaft comprises a grip made of plastic equipped with a bottom stop for the hand to press on, located opposite an intermediate brace. An auxiliary lever articulated on the intermediate brace comprises a locking cam and a curved part acting as finger brace in the locked position.
    Type: Application
    Filed: July 7, 2010
    Publication date: January 27, 2011
    Applicant: ZEDEL
    Inventors: Paul PETZL, Jon ROCKFELLER