Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Heiner Ophardt0
Andrew Jones0
Date of Patent
October 8, 2024
0Patent Application Number
182322420
Date Filed
August 9, 2023
0Patent Citations
Patent Primary Examiner
Patent abstract
A pump assembly for dispensing flowable materials including a piston chamber-forming member providing an annular chamber about a center post and an annular piston-forming member reciprocally slidable in the annular chamber to dispense flowable material outwardly annularly about the center post.
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