The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 11, 2007
Filed:
Sep. 13, 2004
Applicant:
Heiner Ophardt, Vineland, CA;
Inventor:
Heiner Ophardt, Vineland, CA;
Assignee:
Hygiene-Technik Inc., Beamsville, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D 5/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A piston pump dispenser having a reciprocating piston pump arrangement which, in a dispensing stroke, dispenses fluid from an outlet and, in a charging stroke, to draw fluid from a reservoir also draws back fluid from the outlet through which fluid is dispensed in the dispensing stroke.