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:
Mar. 01, 1977
Filed:
Nov. 17, 1975
Applicant:
Inventor:
Eilert A Ofstead, Cuyahoga Falls, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
2524 / ;
Abstract
There is disclosed a new process for ring-opening polymerization of cycloolefins by the use of a catalyst comprising (A) tungsten or molybdenum halides, (B) alkyl aluminum halides and (C) an alcohol which has a nitrile substituent. Also the catalyst is disclosed as useful in metathesis of olefins.
Ofstead, Eilert. (1977). Catalyst for metathesis of cycloolefins (U.S. Patent No. 4010113). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4010113
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile