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:
Jan. 25, 1977
Filed:
Feb. 04, 1975
Applicant:
Inventors:
Yves Chauvin, St Germain en laye, FR;
Dominique Commereuc, Meudon, FR;
Daniel Cruypelinck, Nanteuil le Haudoin, FR;
Jean-Pierre Soufflet, Chatou, FR;
Assignee:
Institut Francais du Petrole, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
2524 / ; 252437 ; 252441 ; 252443 ; 526190 ;
Abstract
New catalytic composition of improved activity in the process of polymerizing cycloolefins, comprising a carbonyl compound or a carbonyl-metal-carbenic compound of molybdenum or tungsten and titanium tetrachloride, said composition being preferably subjected to an irradiation with rays of a wave length from 180 to 700 nanometers during or before use.
Chauvin, Yves. (1977). Catalytic composition and its use for polymerizing cycloolefins (U.S. Patent No. 4005047). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4005047
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile