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:
Nov. 22, 1988
Filed:
Feb. 16, 1988
Applicant:
Inventor:
Jacques Obadia, Paris, FR;
Assignee:
RICAL S.A., Longvic, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
215329 ; 215343 ; 215347 ; 215350 ;
Abstract
Stopper device comprising a screw cap (1) made of oxygen-permeable, injection-moulded thermoplastic, whose bottom (2) is covered internally with an oxygen-impervious composite sheet (5) comprising a layer of paper (6) and a layer (8) of PVC and adhering to the bottom by virtue of the fact of the injection of the cap (1) onto the sheet (5), on the paper side, a plastisol seal (9) being cast on the sheet (5), on the PVC side, so as to adhere thereto after gelling.