Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Lisa Davis0
Robert Dwaine Butterfield0
Date of Patent
June 20, 2017
0Patent Application Number
132283110
Date Filed
September 8, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A pumping segment having a low shut-off force is disclosed. The pumping segment includes a tube having an interior surface with at least two notches on opposite sides of the interior surface.
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