Patents by Inventor James Crossan

James Crossan 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).

  • Connecting systems
    Patent number: 3932047
    Abstract: In a connecting system for connecting a first hollow tubular member to a second member the first member is provided with a circumferentially-extending slot of a longitudinal extent sufficient to receive the second member therein, and the second member is provided with an arcuate slot of a width to receive the sidewall of the first member, the first member sidewall being engaged in the second member arcuate slot by rotation of the former about its longitudinal axis.
    Type: Grant
    Filed: March 3, 1975
    Date of Patent: January 13, 1976
    Inventor: James Crossan