Patents by Inventor Bruce Alan Clair

Bruce Alan Clair 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).

  • Trench box dewatering system
    Patent number: 8926229
    Abstract: A dewatering system built onto trench shoring boxes and equipment for removing and pumping ground water from ditches or trenches excavated to install underground utility pipes and equipment. Ground water is pulled from the trench bottom by the dewatering system through slotted openings at the bottom of the trench shoring equipment and through the attached suction tubes. The suction tubes are attached to a pump at the top of the trench shoring equipment.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: January 6, 2015
    Inventor: Bruce Alan Clair