Patents by Inventor Arthur William Pearman

Arthur William Pearman 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).

  • Water vapor permeable sheet material
    Patent number: 3968292
    Abstract: There is disclosed a water vapor permeable shoe upper material having at least three layers, the density, thickness and structure of the layers having a defined novel relationship whereby an improved cut tear to stiffness relationship is achieved.
    Type: Grant
    Filed: July 22, 1974
    Date of Patent: July 6, 1976
    Assignee: Porvair Limited
    Inventors: Arthur William Pearman, Steven James Wright