Patents by Inventor Theodore K. Klein

Theodore K. 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).

  • Mailbox
    Patent number: D296602
    Type: Grant
    Filed: February 27, 1986
    Date of Patent: July 5, 1988
    Inventor: Theodore K. Klein
  • Mailbox
    Patent number: D422772
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: April 11, 2000
    Inventor: Theodore K. Klein
  • Mailbox
    Patent number: D422773
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: April 11, 2000
    Inventor: Theodore K. Klein
  • Mailbox
    Patent number: D423182
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: April 18, 2000
    Inventor: Theodore K. Klein
  • Mailbox
    Patent number: D427411
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: June 27, 2000
    Inventor: Theodore K. Klein
  • Mailbox
    Patent number: D427412
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: June 27, 2000
    Inventor: Theodore K. Klein