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. 03, 1996
Filed:
Feb. 14, 1994
Applicant:
Inventors:
Cynthia Bennett, Alzey, DE;
Michael-Joachim Brekner, Frankfurt, DE;
Jochen Coutandin, Langenlonsheim, DE;
Otto Herrmann-Schoenherr, Bensheim, DE;
Frank Osan, Kelkheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
5263481 ; 526127 ; 526132 ; 526160 ; 526161 ; 526165 ; 526281 ; 526282 ; 526308 ; 524553 ; 524554 ; 528482 ; 528493 ; 528497 ;
Abstract
A film including semi-crystalline cycloolefin copolymers which have a content of catalyst residues of <100 ppm and their use as capacitor films, reproduction films, film keyboards and film switches, substrates for liquid crystal displays and packaging films.