Patents by Inventor Frederick A. Lowenstein

Frederick A. Lowenstein 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: 4262480
    Abstract: A decorative composite novelty yarn which has use as a craft item as in making floral decorations. The composite yarn includes a core including a deformable wire strand and a plurality of textured core yarns generally in aligned contact with each other and said wire strand. A first frieze yarn is wrapped in one direction about the core and a second frieze yarn is thereafter wrapped about the core and the first frieze yarn in the opposite direction. The novelty yarn is formed on a modified spinning frame having vertically spaced spindles for rotationally wrapping the frieze cover yarns and drive means for positively feeding the wire strand.
    Type: Grant
    Filed: March 1, 1979
    Date of Patent: April 21, 1981
    Assignees: Frederick A. Lowenstein, Ronnee M. Wasserman, Allan Wasserman
    Inventors: Allan Wasserman, Frederick A. Lowenstein