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:
Jun. 16, 1992
Filed:
Mar. 27, 1991
Applicant:
Inventors:
Hayato Saba, Chiba, JP;
Keisaku Yamamoto, Chiba, JP;
Akio Imai, Osaka, JP;
Kiyoyuki Sugimori, Chiba, JP;
Kizuku Wakatsuki, Chiba, JP;
Assignee:
Sumitomo Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
502125 ; 502103 ; 526142 ; 5261692 ;
Abstract
An inert hydrocarbon solvent-soluble catalyst for polymerization of olefinic hydrocarbons and a process for producing an olefinic polymer using the same are disclosed, the catalyst being composed of (A) a reaction product obtained by reacting (a) at least one vanadium compound represented by formula:
Saba, Hayato. (1992). Catalyst for olefinic hydrocarbon polymerization and process for (U.S. Patent No. 5122493). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5122493
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile