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:
Nov. 19, 1996
Filed:
Apr. 25, 1994
Applicant:
Inventors:
Jan Bussink, Bergen op Zoom, NL;
Henricus G Denissen, Weelde, BE;
Erwin M Gijzen, Poortvliet, NL;
Hendrik T van de Grampel, Bergen op Zoom, NL;
Theodorus L Hoeks, Bergen op Zoom, NL;
Henricus H van Hout, Halsteren, NL;
Assignee:
General Electric Company, Pittsfield, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528196 ; 528198 ;
Abstract
Polycarbonate compositions comprising copolymers of bis-(4-hydroxyphenyl)methane and 2,2-bis-(4-hydroxyphenyl)propane are described and they unexpectedly display high glass transition temperatures, high impact resistances, flame retardant properties and superior brittle ductile transition temperature.