Patents by Inventor John Bohemen

John Bohemen 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).

  • Blends containing elastomers
    Patent number: 4162999
    Abstract: A blend of chlorine-containing synthetic elastomer and hardened extract, contains an aliphatic amine having 8 to 24 carbon atoms in the molecule. The presence of the amine is beneficial when making sheets between rollers at moderately elevated temperatures.
    Type: Grant
    Filed: February 6, 1978
    Date of Patent: July 31, 1979
    Assignee: The British Petroleum Company Limited
    Inventor: John Bohemen