Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 26, 2013
Patent Application Number
11637275
Date Filed
December 11, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
Drug delivery devices adapted to receive liquid medication to fill a reservoir, utilize sliding through valves that are closed except when driven by force of liquid medication pushed by a plunger to an open position to feed the medication via needle to a patient or via a connection to an IV port. The devices have multiple seals and automatically close up when pressure on the plunger is released. The methodology is also included.
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