Patents by Inventor Jim M. Ehrman

Jim M. Ehrman 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).

  • Carbon heat smoking article with reusable body
    Patent number: 5240012
    Abstract: A smoking article that produces no visible sidestream smoke in which at least the carbon heat source and the tobacco flavor producing elements can be ejected from a reusable body of the smoking article.
    Type: Grant
    Filed: November 13, 1991
    Date of Patent: August 31, 1993
    Assignee: Philip Morris Incorporated
    Inventors: Jim M. Ehrman, Clifford H. Goldsmith, Everett C. Grollimund, Harry V. Lanzillotti, A. Clifton Lilly, Jr.