Patents by Inventor William K. Ostrower

William K. Ostrower 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).

  • Powder puff
    Patent number: 5346753
    Abstract: A powder puff has a polyester pile fabric for applying cosmetics or the like to the skin.
    Type: Grant
    Filed: September 14, 1993
    Date of Patent: September 13, 1994
    Assignee: Penthouse Manufacturing Co., Inc.
    Inventor: William K. Ostrower