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. 22, 1994
Filed:
Dec. 16, 1992
Applicant:
Inventors:
Katherine A Brown-Wensley, Lake Elmo, MN (US);
Michael C Palazzotto, St. Paul, MN (US);
William M Lamanna, Stillwater, MN (US);
Larry D Boardman, Shoreview, MN (US);
John E Gozum, Woodbury, MN (US);
Fred B McCormic, Maplewood, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526171 ; 526280 ; 526281 ;
Abstract
Polymerization of ring-strained cyclic olefins takes place in the presence of a one-part or two-part catalyst which is air and moisture stable and which comprises a transition metal-containing compound. The one-part transition metal-containing catalyst is selected from the group consisting of