Patents by Inventor Robert Zappa

Robert Zappa 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: 6449808
    Abstract: A flag seal comprises a thermoplastic socket, flag and shackle molded one piece. A metal locking tang element may optionally be molded into the socket. The shackle has a weakening groove. A finger gripping loop member extends about the flag both of which are flexible for receiving a finger. The gripping loop member provides enhanced finger gripping of the seal to pull on the seal to fracture the seal at the shackle weakening groove with an increased tensile load than otherwise possible.
    Type: Grant
    Filed: August 10, 2000
    Date of Patent: September 17, 2002
    Assignee: E. J. Brooks Company
    Inventors: Robert Zappa, George Albert Lundberg, Jr.