Patents by Inventor James Littlejohn Dunlop

James Littlejohn Dunlop 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).

  • Caseless propellant charges
    Patent number: 3954062
    Abstract: Porous propellant composition for caseless charges is improved by compressing the composition to an average pressure of at least 1,000 psi. The invention also includes the improved propellant charges.
    Type: Grant
    Filed: September 20, 1974
    Date of Patent: May 4, 1976
    Assignee: Imperial Chemical Industries Limited
    Inventors: James Littlejohn Dunlop, Robert Reid Stevely