Patents by Inventor Patrick E. Hagerty

Patrick E. Hagerty 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).

  • Variable increment modular artillery propellant
    Patent number: 6666141
    Abstract: A proportional modular assembly of two charges for use in a gun, which charges are structured so that the power of one charge is related to the power of the other charge by a ratio of integers.
    Type: Grant
    Filed: July 9, 2001
    Date of Patent: December 23, 2003
    Assignee: United Defense, L.P.
    Inventor: Patrick E. Hagerty
  • Variable increment modular artillery propellant
    Publication number: 20030005845
    Abstract: A proportional modular assembly of two charges for use in a gun, which charges are structured so that the power of one charge is related to the power of the other charge by a ratio of integers.
    Type: Application
    Filed: July 9, 2001
    Publication date: January 9, 2003
    Inventor: Patrick E. Hagerty