Patents by Inventor Michael J. Manchester

Michael J. Manchester 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: 5053020
    Abstract: An applicator for administering a medication comprising a syringe having a syringe cylinder for receiving a plunger. The discharge end of the cylinder has an integral projecting base portion and a first reduced diameter, blunt-tipped cannula integral with and projecting from the base portion. A second cannula of reduced diameter and also having a blunt-tip, is detachably mounted on the base portion. The first and second cannulas have through bores which communicate with each other. A detachable protective cap is provided for covering at least the second cannula.
    Type: Grant
    Filed: April 6, 1990
    Date of Patent: October 1, 1991
    Assignee: The Upjohn Company
    Inventor: Michael J. Manchester