Patents by Inventor Steven M. Oberst

Steven M. Oberst 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).

  • Connectors for corrugated materials
    Patent number: 4565465
    Abstract: Male and female connectors for connecting corrugated where the male and female connectors form a firm locking relationship by means of protuberances in the female connectors cooperating with locking slots when the flange of the male connector is in locked mating position. Two female connectors can be inverted and locked in mating position by the protuberances cooperating with slots on a respectively mated connector.
    Type: Grant
    Filed: January 26, 1984
    Date of Patent: January 21, 1986
    Assignee: Acorn Box Company
    Inventor: Steven M. Oberst
  • Plastic connectors for corrugated material
    Patent number: 4389133
    Abstract: Corrugated panels are intercoupled by a male and a female connector, each having a part received in its respective panel. The female connector has a U-shaped receiving volume, with a receiving slot in the front portion. The male connector has a pair of flanges connected by a rib. When assembled one flange is inserted in the receiving volume, and the rib is in the receiving slot. Two female connectors can be mated, by inverting one and inserting a part of its front portion into the receiving volume of the other female connector.
    Type: Grant
    Filed: March 9, 1981
    Date of Patent: June 21, 1983
    Assignee: Acorn Corrugated Box Co.
    Inventor: Steven M. Oberst