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. 03, 2006
Filed:
Dec. 23, 2003
Applicants:
Richard Paul Lewis, Marietta, GA (US);
Randall Marc Bachtel, Duluth, GA (US);
Inventors:
Richard Paul Lewis, Marietta, GA (US);
Randall Marc Bachtel, Duluth, GA (US);
Assignee:
Kimberly-Clark Worldwide, Inc., Neenah, WI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B67D 5/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A self-contained viscous liquid dispenser having an improved vent valve is provided. The vent valve includes a plug member having a sealing ridge at its perimeter. The vent valve is activated at reduced pressure differentials between the inside and outside of the dispenser. The vent valve also provides redundant sealing capability.