Patents by Inventor Michael J. Sleeman

Michael J. Sleeman 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).

  • Heat-shrinkable article
    Patent number: 4766267
    Abstract: A heat-shrinkable electrically shielding tubular article is provided with an electrically conductive lining on its inner surface, which lining is formed of a continuous coating of a metal which deforms without cracking during recovery so that after recovery the coating will remain continuous and adhered to the surface of the article. The coating may be formed of an alloy which softens without fully melting, at the recovery temperature of the article.
    Type: Grant
    Filed: February 18, 1987
    Date of Patent: August 23, 1988
    Assignee: Bowthorpe Hellermann Limited
    Inventors: David R. Gray, Michael J. Sleeman