Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jeffrey Scott Cross0
Date of Patent
February 26, 2019
Patent Application Number
15383610
Date Filed
December 19, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A firearm compatible with pistol magazines and cartridges is disclosed. The firearm may include an upper receiver. The firearm also may include a bolt carrier having at least one fixed bolt carrier key extending therefrom. In addition, the firearm may include a recoil spring guide rod. The at least one bolt carrier key may be slidably attached to the recoil spring guide rod. A recoil spring may be disposed on the recoil spring guide rod between the at least one bolt carrier key and a recoil bumper.
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