Patents by Inventor Martin Cristie

Martin Cristie 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).

  • Shift console for bicycles
    Patent number: 4924723
    Abstract: An improved shift console for bicycles which is mounted on the front fork stem extension projecting forwardly of stem axis so as not to interfere with the movements of the rider and permit a clearly visible showing of the location of the shift lever within the normal line of sight of the rider.
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: May 15, 1990
    Inventor: Martin Cristie
  • Freestyle bicycle construction
    Patent number: 4770435
    Abstract: An improved freestyle bicycle construction is disclosed, featuring an improved rear wheel caliber brake linkage which can be preassembled while the bicycle is in relatively unassembled condition, thereby facilitating assembly by a merchant or the ultimate user.
    Type: Grant
    Filed: June 29, 1987
    Date of Patent: September 13, 1988
    Assignee: North America Tradimpex Cycles, Inc.
    Inventor: Martin Cristie
  • Brake levers for bicycles
    Patent number: 3977270
    Abstract: Brake levers for bicycles, according to which there are auxiliary brake levers in addition to primary brake levers. The auxiliary brake levers have pivot axes different from the primary brake levers.
    Type: Grant
    Filed: December 10, 1974
    Date of Patent: August 31, 1976
    Assignee: Stelber Industries Inc.
    Inventor: Martin Cristie
  • Bicycle
    Patent number: D291548
    Type: Grant
    Filed: July 11, 1985
    Date of Patent: August 25, 1987
    Assignee: National Sporting Goods Corp.
    Inventor: Martin Cristie