Patents by Inventor Nathan Cohen, deceased

Nathan Cohen, deceased 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).

  • Drinking straw
    Patent number: 4576336
    Abstract: A drinking straw in which the hollow tube has inlet and outlet ends that are coextensive with an engagement that engage walls of a drinking vessel to hold the straw and the vessel together and in which the an engagement includes turns which are a continuation of the tube and form an integral part of the flow path of the drinking straw.
    Type: Grant
    Filed: March 29, 1984
    Date of Patent: March 18, 1986
    Inventors: Nathan Cohen, deceased, Mary Cohen, executrix