Patents by Inventor Bernard Leach

Bernard Leach 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).

  • Pumps
    Patent number: 6817194
    Abstract: A conduit elbow having first opening and a second opening and housing a pump assembly for use in an air conditioning system, the pump assembly including a pump having a pump inlet and a pump outlet, and wherein the pump inlet is a fluid communication with a reservoir. The reservoir is formed integrally with the pump assembly and has an inlet fluid communication with a first fluid-carrying pipe of an air-conditioning installation and wherein the pump outlet of an air fluid communication with a second fluid-carrying pipe of an air-conditioning installation.
    Type: Grant
    Filed: June 4, 2003
    Date of Patent: November 16, 2004
    Assignee: Aspen Pumps Limited
    Inventor: Bernard Leach
  • Pipe clip
    Patent number: D438781
    Type: Grant
    Filed: July 5, 2000
    Date of Patent: March 13, 2001
    Inventor: Bernard Leach
  • Pump
    Patent number: D487277
    Type: Grant
    Filed: January 24, 2003
    Date of Patent: March 2, 2004
    Assignee: Aspen Pumps Limited
    Inventor: Bernard Leach
  • Pump with housing
    Patent number: D487472
    Type: Grant
    Filed: January 24, 2003
    Date of Patent: March 9, 2004
    Inventor: Bernard Leach