Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Donald D. Foster0
Date of Patent
May 17, 2011
Patent Application Number
11957935
Date Filed
December 17, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
A manually operated trigger sprayer has an integral plastic spring and pump piston rod that are connected by a breakable connection, whereby the spring and piston rod can be assembled to the trigger sprayer as one piece and are subsequently broken into two separate pieces in response to their assembly to the trigger sprayer, or subsequent manual operation of the trigger sprayer.
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