Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kenneth Roy Weight0
Richard Guy Gutman0
Roger Alexander Buttery0
Date of Patent
September 25, 2007
Patent Application Number
11393785
Date Filed
March 31, 2006
Patent Primary Examiner
Patent abstract
A filter assembly may include a valve which includes a valve member. The valve member moves between a first position and a second position and the valve is opened and closed.
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