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:
Feb. 01, 2000
Filed:
Jan. 19, 1999
Applicant:
Inventor:
Georges Fremy, Os-Marsillon, FR;
Assignee:
Elf Atochem S.A., , FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568 21 ; 568 26 ;
Abstract
A process for the manufacture of organic disulphides and polysulphides using a basic resin catalyst wherein the catalyst is a polystyrene-divinylbenzene resin functionalized with ethylenediamine or a polyethylenepolyamine groups.
Fremy, Georges. (2000). Synthesis of organic disulphides and polysulphides (U.S. Patent No. 6020529). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6020529
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile