Patents by Inventor Roberta S. Koslosky

Roberta S. Koslosky 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).

  • Infant's rattle
    Patent number: 4170106
    Abstract: An infant's or child's rattle is disclosed which features capped slideable prongs disposed slidingly within a hub member. The rattle is capable of standing in a plurality of positions.
    Type: Grant
    Filed: October 4, 1977
    Date of Patent: October 9, 1979
    Inventor: Roberta S. Koslosky