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:
Jul. 23, 2002
Filed:
Mar. 03, 2000
Applicant:
Inventors:
Nobuo Oi, Narashino, JP;
Tatsuya Miyatake, Ichihara, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F 4/44 ;
U.S. Cl.
CPC ...
C08F / ; C08F 4/44 ;
Abstract
A copolymer of ethylene with an alkenyl aromatic hydrocarbon having a content of the alkenyl aromatic hydrocarbon in the copolymer of 0.2 to 60 mol % and a ratio ({circle around (2)}/{circle around (3)}) of the area of a peak {circle around (2)} appearing at 34.0 to 36.0 ppm to the area of a peak {circle around (3)} appearing at 36.0 to 38.0 ppm in a C-NMR spectrum of the copolymer of 0.01 to 0.35, and a molded article comprising the copolymer.
Oi, Nobuo. (2002). Copolymer, process for producing the same, and molded article comprising the same (U.S. Patent No. 6423807). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6423807
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile