Patents by Inventor Bertil N. Bergman

Bertil N. Bergman 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).

  • Foldable first-aid dressings with equal bandage and compress widths
    Patent number: 4214581
    Abstract: A first-aid dressing comprising a bandage and a compress arranged thereon. Both the bandage and the compress are folded at least double in the longitudinal direction of the bandage, which is elastically stretchable in the longitudinal direction thereof. The compress is so formed and so applied to the bandage that when the bandage is unfolded to twice its width the compress can be unfolded to a width which, even in this state of the bandage, coincides substantially with the width of the bandage.
    Type: Grant
    Filed: May 26, 1978
    Date of Patent: July 29, 1980
    Inventor: Bertil N. Bergman