Patents by Inventor Wallace Shapero

Wallace Shapero 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).

  • Plastic moldable composition
    Patent number: 5506290
    Abstract: A cross-linked gel-like composition of matter. The composition is capable of being used as a modeling compound, as well as being moldable, extrudable, stretchable, and being inflated into bubbles for use as a play activity. The composition is based on a cohesive polyvinyl alcohol non-adhesive and substantially non-drying composition that is safe if accidentally ingested and can be washed from fabrics and carpets with water.
    Type: Grant
    Filed: August 10, 1994
    Date of Patent: April 9, 1996
    Inventor: Wallace Shapero
  • Posable doll hair and method of manufacture for the same
    Patent number: 5234370
    Abstract: A doll supports a quantity of rooted hair fabricated to provide a posable or cold setting characteristic. The posable hair is formed of an amorphous thermoplastic material preferably having a high molecular weight in a compound including plasticizers, heat stabilizers and lubricants. The material is formed to provide a combination of glass transition temperature characteristic and hardness to produce the cold setting or posable quality.
    Type: Grant
    Filed: October 24, 1991
    Date of Patent: August 10, 1993
    Assignee: Mattel, Inc.
    Inventors: Wallace Shapero, John Sneddon