Patents by Inventor Gilbert H. Banks

Gilbert H. Banks 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).

  • Syringe hypodermic needle
    Patent number: 4840616
    Abstract: A single use disposable medical syringe with the plunger shaft having first and second splines. The first splint co-acts with a first pawl to allow withdrawal only of the plunger. The plunger is then rotated to another position, wherein the second spline co-acts with a second pawl to permit insertion only of the plunger. The plunger may not then be withdrawn for re-use.
    Type: Grant
    Filed: February 29, 1988
    Date of Patent: June 20, 1989
    Assignee: Bev-Cap Plastics Pty. Ltd.
    Inventor: Gilbert H. Banks
  • Syringe hypodermic needle
    Patent number: RE33821
    Abstract: A single use disposable medical syringe with the plunger shaft having first and second splines. The first spling co-acts with a first pawl to allow withdrawal only of the plunger. The plunger is then rotated to another position, wherein the second spline co-acts with a second pawl to permit insertion only of the plunger. The plunger may not then be withdrawn for re-use.
    Type: Grant
    Filed: February 8, 1991
    Date of Patent: February 11, 1992
    Assignee: Tranbrook Pty. Limited
    Inventor: Gilbert H. Banks