Patents by Inventor Lawrence A. Trowbridge

Lawrence A. Trowbridge 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).

  • Anti-overflow toilet
    Patent number: 11591782
    Abstract: A toilet configuration that is connectable to a sewer drainage pipe is provided. The toilet configuration includes a water storage tank, a ceramic toilet body including a toilet bowl, and a water supply plenum operable to receive water from the water storage tank and channel the water to the toilet bowl. The toilet configuration further includes a primary drain operable to fluidly connect the waste receiving basin and the sewer drainage pipe and at least one footrest formed unitarily with an outer surface of the ceramic toilet body. The footrest is operable to aid a user in elevating at least one knee while the user is seated upon the toilet configuration.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: February 28, 2023
    Assignee: Penguin Products, LLC
    Inventors: Patrick Gerard Stack, Lawrence A Trowbridge, Joan Marie Stoneburner, Mauricio Hector Zambrano
  • ANTI-OVERFLOW TOILET WITH POSTURE FOOTRESTS
    Publication number: 20220145605
    Abstract: A toilet configuration that is connectable to a sewer drainage pipe is provided. The toilet configuration includes a water storage tank, a ceramic toilet body including a toilet bowl, and a water supply plenum operable to receive water from the water storage tank and channel the water to the toilet bowl. The toilet configuration further includes a primary drain operable to fluidly connect the waste receiving basin and the sewer drainage pipe and at least one footrest formed unitarily with an outer surface of the ceramic toilet body. The footrest is operable to aid a user in elevating at least one knee while the user is seated upon the toilet configuration.
    Type: Application
    Filed: August 24, 2021
    Publication date: May 12, 2022
    Inventors: Patrick Gerard Stack, Lawrence A Trowbridge, Joan Marie Stoneburner, Mauricio Hector Zambrano
  • Anti-overflow toilet and method
    Patent number: 8590068
    Abstract: The present invention provides for an improved toilet for flushing bodily waste materials. This toilet includes a secondary drain that communicates liquid that is backing up during a potential overflow situation into a conventional drainage sewer without any modification to that sewer.
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: November 26, 2013
    Inventors: Patrick G Stack, Lawrence A Trowbridge
  • Anti-overflow urinal and method
    Patent number: 8590069
    Abstract: The present invention provides for an improved urinal for flushing bodily waste materials. This urinal includes a secondary drain that communicates liquid that is backing up during a potential overflow situation into a conventional drainage sewer without any modification to that sewer.
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: November 26, 2013
    Inventors: Patrick G Stack, Lawrence A Trowbridge
  • Anti-Overflow Toilet and Method
    Publication number: 20100299823
    Abstract: The present invention provides for an improved toilet for flushing bodily waste materials. This toilet includes a secondary drain that communicates liquid that is backing up during a potential overflow situation into a conventional drainage sewer without any modification to that sewer.
    Type: Application
    Filed: June 14, 2010
    Publication date: December 2, 2010
    Inventors: Patrick G. Stack, Lawrence A. Trowbridge
  • Anti-Overflow Urinal and Method
    Publication number: 20100242159
    Abstract: The present invention provides for an improved urinal for flushing bodily waste materials. This urinal includes a secondary drain that communicates liquid that is backing up during a potential overflow situation into a conventional drainage sewer without any modification to that sewer.
    Type: Application
    Filed: June 14, 2010
    Publication date: September 30, 2010
    Inventors: Patrick G. Stack, Lawrence A. Trowbridge
  • Fixture for disposing of bodily waste having an anti-overflow feature and a method for making the same
    Patent number: 7757312
    Abstract: The present invention provides for an improved bathroom fixture for flushing bodily waste materials. This fixture includes a secondary drain that communicates liquid that is backing up during a potential overflow situation into a conventional drainage sewer without any modification to that sewer.
    Type: Grant
    Filed: September 2, 2005
    Date of Patent: July 20, 2010
    Inventors: Patrick G. Stack, Lawrence A. Trowbridge
  • Fixture for disposing of bodily waste having an anti-overflow feature and a method for making the same
    Publication number: 20070294815
    Abstract: The present invention provides for an improved bathroom fixture for flushing bodily waste materials. This fixture includes a secondary drain that communicates liquid that is backing up during a potential overflow situation into a conventional drainage sewer without any modification to that sewer.
    Type: Application
    Filed: September 2, 2005
    Publication date: December 27, 2007
    Inventors: Patrick G. Stack, Lawrence A. Trowbridge