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:
Sep. 07, 1999
Filed:
Oct. 24, 1997
Applicant:
Inventors:
Hiroshi Mori, Otake, JP;
Yasuaki Ii, Otake, JP;
Hisaya Yokohama, Otake, JP;
Yasunori Tsuneshige, Otake, JP;
Seizo Fujii, Kawasaki, JP;
Takanori Nakazato, Otake, JP;
Assignee:
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528310 ; 528322 ; 5263291 ; 526325 ; 526346 ; 525294 ; 525295 ; 525309 ; 5253294 ; 5253303 ; 5253332 ; 5253333 ; 524559 ; 524565 ; 524571 ;
Abstract
A maleimide-based copolymer containing maleimide monomer units (a-1), aromatic vinyl monomer units (a-2) and other vinyl monomer units (a-3), wherein,