Patents by Inventor John R. McCarthy

John R. McCarthy 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).

  • Guards for hypodermic needle
    Patent number: 5514099
    Abstract: Guards for preventing inadvertent contact with a hypodermic needle. Each guard has a body portion that abuts a syringe barrel and that supports a detachable or integrally formed needle cover. The body also supports a finger grip remotely to the needle cover.
    Type: Grant
    Filed: November 15, 1994
    Date of Patent: May 7, 1996
    Assignee: JRM Enterprises, Inc.
    Inventor: John R. McCarthy
  • Guards for hypodermic needle
    Patent number: 5389083
    Abstract: Guards for preventing inadvertent contact with a hypodermic needle. Each guard has a body portion that abuts a syringe barrel and that supports a detachable or integrally formed needle cover. The body also supports a finger grip remotely to the needle cover.
    Type: Grant
    Filed: September 28, 1993
    Date of Patent: February 14, 1995
    Assignee: JRM Enterprises, Inc.
    Inventor: John R. McCarthy