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. 17, 2000
Filed:
Jul. 09, 1999
Applicant:
Inventors:
Leon Kerger, Helmdange, LU;
Jean-Claude Schmitz, Heisdorf, LU;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ;
U.S. Cl.
CPC ...
251 65 ; 137901 ; 13753311 ;
Abstract
The shut-off device is intended for refillable gas cylinders. In order to be sure that only authorized persons can refill the cylinder, the filling device comprises a non-return valve element (16) which prevents filling and which can only be neutralized using a special magnet (18).
Quick Actions:
Kerger, Leon. (2000). Automatic shut-off device for a valve for compressed or liquefied gases (U.S. Patent No. 6131877). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6131877
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile