Patents by Inventor Robert Barry Tooth

Robert Barry Tooth 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).

  • Vacuum transfer head and method of use
    Patent number: 4049484
    Abstract: This invention relates to the handling of transfers or decalcomanias. In particular the invention is concerned with a vacuum head for use in conjunction with the apparatus described and claimed in our U.S. patent application Ser. No. 349,188, and comprises a device for handling transfers comprising a hollow body having a perforate or porous face, a layer of perforate or porous resilient material applied to the said face and a pipe connection for connecting the device to a source of suction.
    Type: Grant
    Filed: September 8, 1975
    Date of Patent: September 20, 1977
    Assignee: Johnson, Matthey & Co., Limited
    Inventors: John Garrick Priest, Robert Barry Tooth