Patents Assigned to Professional Dental Manufacturing
  • Water filtering apparatus
    Publication number: 20050000867
    Abstract: A drinking water filter assembly has a filter cartridge which includes a filter element contained in a pressure vessel for unitary disposal, the cartridge received on a base containing attachment fittings for ease in installation and replacement with limited exposure to contaminants during a filter change. A flow powered flow meter is provided which measures the quantity of flow through the filter for alerting the user to replace the filter cartridge.
    Type: Application
    Filed: June 16, 2004
    Publication date: January 6, 2005
    Applicant: Professional Dental Manufacturing
    Inventors: Ronald Haynes, David Sale, Randall May
  • Water filtering apparatus with element support
    Patent number: 6780316
    Abstract: A drinking water filter assembly has a filter cartridge which includes a filter element contained in a pressure vessel for unitary disposal, the cartridge received on a base containing attachment fittings for ease in installation and replacement with limited exposure to contaminants during a filter change. A flow powered flow meter is provided which measures the quantity of flow through the filter for alerting the user to replace the filter cartridge.
    Type: Grant
    Filed: October 12, 2002
    Date of Patent: August 24, 2004
    Assignee: Professional Dental Manufacturing
    Inventors: Ronald W. Haynes, David William Sale, Randall May
  • Water filtering apparatus
    Publication number: 20030070968
    Abstract: A drinking water filter assembly has a filter cartridge which includes a filter element contained in a pressure vessel for unitary disposal, the cartridge received on a base containing attachment fittings for ease in installation and replacement with limited exposure to contaminants during a filter change. A flow powered flow meter is provided which measures the quantity of flow through the filter for alerting the user to replace the filter cartridge.
    Type: Application
    Filed: October 12, 2002
    Publication date: April 17, 2003
    Applicant: Professional Dental Manufacturing
    Inventors: Ronald W. Haynes, David William Sale, Randall May