Patents by Inventor Edward B. Richman

Edward B. Richman 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).

  • Single substrate tab fastener
    Patent number: 4050121
    Abstract: A linerless diaper tab is formed of a single substrate which can be folded and refolded on itself in such a way as to (1) grip both sides of one part of a diaper adjacent an edge thereof and (2) provide linerless protected storage of an adhesive surface which is exposable for adherence to another part of the diaper, and (3) provide a resultant high-strength Y-configuration fastening between the two parts of the diaper.
    Type: Grant
    Filed: January 10, 1977
    Date of Patent: September 27, 1977
    Assignee: Avery International Corporation
    Inventor: Edward B. Richman
  • Linerless, reclosable tab stock
    Patent number: 4020842
    Abstract: A web construction of reclosable tab stock, particularly suited to low cost production and to high speed dispensing on automatic equipment by diaper manufacturers, but usable in other applications, has three substrates, one over the other, and each of which extends, transversely to machine direction and along its entire transverse length, substantially flatly and without folds.
    Type: Grant
    Filed: October 23, 1975
    Date of Patent: May 3, 1977
    Assignee: Avery International Corporation
    Inventors: Edward B. Richman, Seymour W. Tomlinson, Suzette Nemeth, David W. Wilson