Patents by Inventor Dennis Davidson

Dennis Davidson 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).

  • Flushable plunger cover
    Patent number: 7124450
    Abstract: A flushable cover for a plunger with a layer of a flushable paper material and a layer of a film soluble in cold water. The cover is constructed to maintain integrity during use of the plunger, but at the same time being capable of being broken down in water.
    Type: Grant
    Filed: March 1, 2004
    Date of Patent: October 24, 2006
    Inventor: Dennis Davidson
  • Flushable plunger cover
    Publication number: 20040172749
    Abstract: A flushable cover for a plunger with a layer of a flushable paper material and a layer of a film soluble in cold water. The cover is constructed to maintain integrity during use of the plunger, but at the same time being capable of being broken down in water.
    Type: Application
    Filed: March 1, 2004
    Publication date: September 9, 2004
    Inventor: Dennis Davidson