Patents by Inventor Gundar Viesturs

Gundar Viesturs 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).

  • Patent number: 4372318
    Abstract: A thin flexible member, vertically elongated and hollow, has a rear surface and an oppositely disposed exposed front surface. The member has top and bottom edges and oppositely disposed side edges. The front surface has a slit communicating with the interior of the member which extends between the side edges thereof adjacent but below the top edge thereof. A horizontally elongated flexible strip extends across said member intermediate the top and bottom edges thereof and adjacent the front surface. The strip is secured to the side edges and is otherwise spaced from the front surface. The top portion of the member above the strip can be folded upon the remaining portion of said member and extend through the space between the strip and the member with the slit being disposed below the strip to seal the interior of the member. A flexible cushioning layer can be secured to the rear surface of the member. Alternatively, the member can have a rear pocket in which the cushioning layer can be removably disposed.
    Type: Grant
    Filed: November 4, 1980
    Date of Patent: February 8, 1983
    Inventors: Eric Viesturs, Gundar Viesturs
  • Patent number: 4350195
    Abstract: A device for storing documents is provided with a flat rectangular member. A rectangular strip is disposed above and overlies one side of one surface of said member. A plurality of posts are employed, said posts being disposed between and secured to said strip and said member in spaced apart positions. A flexible rectangular sheet has at least one section having on one side thereof a like plurality of notches. Each notch is aligned with and detachably engages a corresponding post. The section can have a pocket for storing documents therein.
    Type: Grant
    Filed: February 19, 1981
    Date of Patent: September 21, 1982
    Inventors: Gundar Viesturs, Eric A. Viesturs