Patents by Inventor Michael P. Douglas

Michael P. Douglas 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).

  • Counter-Weighted Dumpster Lid
    Publication number: 20230047135
    Abstract: A dumpster lid assembly for use on an opening of a dumpster is provided. The dumpster lid assembly includes at least one dumpster lid having a first end and a second end. The first end is configured to be moved with respect to the at least one dumpster lid. At least one weight is located at least adjacent the second end and distal from the first end of the at least one dumpster lid.
    Type: Application
    Filed: August 8, 2022
    Publication date: February 16, 2023
    Inventor: Michael P. Douglas
  • Dumpster lid
    Patent number: D361417
    Type: Grant
    Filed: May 20, 1993
    Date of Patent: August 15, 1995
    Assignee: Environmental Steel Products, Inc.
    Inventor: Michael P. Douglas