Patents by Inventor Mark J. Dorais

Mark J. Dorais 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).

  • Waste bench
    Patent number: D458049
    Type: Grant
    Filed: October 10, 2000
    Date of Patent: June 4, 2002
    Assignee: Cascade Engineering, Inc.
    Inventors: Michael D. Prins, Mark J. Dorais, Alvin L. Dial
  • Waste bench
    Patent number: D461649
    Type: Grant
    Filed: January 22, 2002
    Date of Patent: August 20, 2002
    Assignee: Cascade Engineering, Inc.
    Inventors: Michael D. Prins, Mark J. Dorais, Alvin L. Dial
  • Waste bench
    Patent number: D473069
    Type: Grant
    Filed: January 22, 2002
    Date of Patent: April 15, 2003
    Assignee: Cascade Engineering, Inc.
    Inventors: Michael D. Prins, Mark J. Dorais, Alvin L. Dial