Patents by Inventor Jack Edward Sherwood

Jack Edward Sherwood 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).

  • Multiple mailing folder
    Patent number: 4044942
    Abstract: An advertising multiple use mailing folder or mailer including an envelope which may be twice used in furthering the completion of a business transaction.
    Type: Grant
    Filed: September 17, 1974
    Date of Patent: August 30, 1977
    Assignee: Double Envelope Corporation
    Inventor: Jack Edward Sherwood