Patents by Inventor Hubertus P. Thomaschewski

Hubertus P. Thomaschewski 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).

  • Method of treating unvulcanized elastomeric objects
    Patent number: 4551362
    Abstract: A method of treating the surfaces of elastomeric unvulcanized molded objects or semi-finished products for use in further manufacturing; the surfaces are neutralized with a separating material in the form of unvulcanized powdery rubber. This produces a good neutralization and an improved product quality, especially with objects which are produced by vulcanization.
    Type: Grant
    Filed: August 23, 1984
    Date of Patent: November 5, 1985
    Assignee: Uniroyal Englebert Reifen GmbH
    Inventors: Engelbert G. Harms, Axel W. Schmeitz, Hubertus P. Thomaschewski