Patents by Inventor Mark Wierson

Mark Wierson 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: 5707645
    Abstract: A small, reusable, previously cooled or frozen bladder that is applied to the anal area of a user. The bladder consists of two two-ply sheets of a flexible, semi-porous material, such as polyethylene, hermetically heat sealed together at the edges to form an internal cavity. The cavity contains a cold-temperature storage means, such as water, glycerol, a combination thereof, or other chemical slurry, and a medicinal agent, such as witchhazel, shark oil, yarrow, other astringents, and lidocaine or other pain relievers.
    Type: Grant
    Filed: September 10, 1996
    Date of Patent: January 13, 1998
    Inventor: Mark Wierson