Patents by Inventor Barry J. Allbert

Barry J. Allbert 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).

  • Tire treads
    Patent number: 4320790
    Abstract: A tire tread and a tire including a tread when the tread width is divided into circumferentially extending ribs by two or more circumferential grooves and at least one rib is subdivided into tread elements by transversely extending slots. The grooves are such that they close in the contact patch to resist movement between the tread elements and the slots provide water holding capacity for wet road use.
    Type: Grant
    Filed: February 28, 1980
    Date of Patent: March 23, 1982
    Assignee: Dunlop Limited
    Inventors: Michael R. Corner, Barry J. Allbert