Patents by Inventor Albertus Antony Oostenbrink

Albertus Antony Oostenbrink 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).

  • Pipe connection for plastic pipes comprising a transversely or helically corrugated pipe-connecting part
    Patent number: 3938834
    Abstract: Pipe connection for plastic pipes comprising two penetrating pipe parts and a receiving pipe part, which is provided with corrugations at each end. The radius of curvature or the height of the corrugations decrease from each end to the centre part of the receiving pipe part.
    Type: Grant
    Filed: April 20, 1973
    Date of Patent: February 17, 1976
    Assignee: Wavin B.V.
    Inventor: Albertus Antony Oostenbrink