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. 24, 1987
Filed:
Aug. 08, 1986
Applicant:
Inventors:
Franz Wenzel, Darmstadt, DE;
Peter J Arndt, Seeheim-Jugenheim, DE;
Werner Siol, Darmstadt-Eberstadt, DE;
Assignee:
Rohm GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526320 ; 526328 ; 5263285 ; 5263292 ; 526326 ;
Abstract
Copolymers exhibiting low water absorption and having good optical and mechanical properties, suitable for use in making data storage disks containing optically readable information, said copolymer being at least ternary and comprising