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. 17, 1992
Filed:
Jan. 25, 1991
Philippe Durand, Arques, FR;
Verrerie Cristallerie D'Arques J. G. Durand & Cie Sarl, Arques Pas-de-Calais, FR;
Abstract
Packaging means such as a bottle, jar or other receptacle, having a sealing ring, as well as a process for manufacturing such a seal. These packaging means include containers especially of the type to be kept in stock and/or stored. The packaging means include at least a container and a lid, between which is arranged a sealing ring defining an internal space in relation to the outside of the packaging means, with the packaging means being capable of containing a product or any other substance whatsoever under conditions of vacuum or partial vacuum. The sealing ring includes means for bringing about communication between the internal space and the outside of packaging means, being blocked while the vacuum is being brought about and/or maintained and capable of being unblocked in order to facilitate opening the packaging means.