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:
Aug. 13, 1996
Filed:
Jan. 05, 1995
Applicant:
Inventor:
James R Gillingham, Hacienda Heights, CA (US);
Assignee:
Calmar Inc., City of Industry, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B67D / ;
U.S. Cl.
CPC ...
22215313 ; 222207 ;
Abstract
A bellows dispenser has a plunger lock down feature in a non-use position such as shipping and storage. During plunger lock down a bearing member on the plunger seals the bellows about a container vent opening valve seat for avoiding any leakage in such non-use position.