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:
Oct. 25, 2005
Filed:
Apr. 26, 2002
Applicant:
Heiner Ophardt, Vineland, CA;
Inventor:
Heiner Ophardt, Vineland, CA;
Assignee:
Hygiene-Technik Inc., Beamsville, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D001/08 ;
U.S. Cl.
CPC ...
Abstract
Liquid soap dispensers including a vacuum relief valve which comprises an enclosed chamber having an air inlet open to the atmosphere and a liquid inlet in communication with liquid in the reservoir and in which the liquid inlet opens to the chamber at a height below a height at which the air inlet opens to the chamber. The vacuum relief value permits relief of vacuum from the reservoir without moving parts or values.