Patents by Inventor Horace C. Klein

Horace C. Klein 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).

  • Bristled head for a toothbrush
    Patent number: D436733
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: January 30, 2001
    Assignee: McNeil-PPC, Inc.
    Inventor: Horace C. Klein
  • Toothbrush
    Patent number: D439411
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: March 27, 2001
    Assignee: McNeil-PPC, Inc.
    Inventor: Horace C. Klein
  • Bristled head for a toothbrush
    Patent number: D430730
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: September 12, 2000
    Assignee: McNeil-PPC, Inc.
    Inventor: Horace C. Klein
  • Toothbrush
    Patent number: D434230
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: November 28, 2000
    Assignee: McNeil-PPC, Inc.
    Inventor: Horace C. Klein