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. 12, 2002
Filed:
Jun. 18, 2001
Applicant:
Inventors:
Takayasu Fujimori, Tsukuba, JP;
Masukazu Hirata, Tsukuba, JP;
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 6/400 ;
U.S. Cl.
CPC ...
C08G 6/400 ;
Abstract
Provided is a polycarbonate resin consisting essentially of structural units of the structure formula (1) and the structure formula (2), wherein a molar ratio of the structure formula (1)/the structure formula (2) is 70/30 to 5/95.