Patents by Inventor Abraham Sidelman

Abraham Sidelman 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).

  • Self-holding hair rollers
    Patent number: 4210164
    Abstract: Novel hair rollers have resilient monofilaments formed as detents projecting in pairs from a self-supporting cylinder wall. The detents individually have an upstanding leg and an overhang which projects from the leg to be disposed over an opposite area of the cylinder wall. The pairs of detents have their overhangs extending toward each other and disposed at slant angles to planes perpendicular to the axis of the roller, the legs of each pair being spaced by the combined lengths of their overhangs.
    Type: Grant
    Filed: February 23, 1978
    Date of Patent: July 1, 1980
    Assignee: H. Goodman & Sons, Inc.
    Inventor: Abraham Sidelman