Patents by Inventor Joseph S. Stack

Joseph S. Stack 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).

  • Ballistic modifiers
    Patent number: 3996080
    Abstract: Ballistic modification is accomplished by incorporation oxides of lead and in in nitramine double-base propellants.
    Type: Grant
    Filed: December 16, 1971
    Date of Patent: December 7, 1976
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventor: Joseph S. Stack, deceased
  • Combustion catalyst for propellants
    Patent number: 3954667
    Abstract: Double-based propellant combustion catalysts such as lead stannate-tolylene iisocyanate(reduced) are extremely effective in lowering the temperature dependency of burning rate with pressure of smokeless propellants irrespective of their crossed or uncrossed linkages.
    Type: Grant
    Filed: December 14, 1973
    Date of Patent: May 4, 1976
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventor: Joseph S. Stack
  • Double-base propellants with combustion modifier
    Patent number: 3951704
    Abstract: Double-based propellant combustion catalysts such as lead stannatetolylene iisocyanate(reduced) are extremely effective in lowering the temperature dependency of burning rate with pressure of smokeless propellants irrespective of their crossed or uncrossed linkages.
    Type: Grant
    Filed: July 1, 1970
    Date of Patent: April 20, 1976
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventor: Joseph S. Stack