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:
Dec. 31, 1985
Filed:
Dec. 24, 1984
Applicant:
Inventors:
Victor Mark, Evansville, IN (US);
Charles V Hedges, Mt. Vernon, IN (US);
Assignee:
General Electric Company, Mt. Vernon, IN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528193 ; 528176 ; 528191 ; 528202 ; 528204 ;
Abstract
High molecular weight, thermoplastic, randomly branched polycarbonates of an aromatic dihydric phenol, a carbonate precursor, and a chain branching agent comprising at least one compound selected from the formula: ##STR1## where A is selected from alkylene radicals from 1 to 6 carbons, alkylidene radicals from 2 to 6 carbons, cycloalkylene radicals and cycloalkylidene radicals containing from 4 to 6 carbon atoms;