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. 09, 1986
Filed:
Jan. 25, 1985
Applicant:
Inventors:
Ermo Kaila, Mantta, FI;
Anita Kinanen, Kouvola, FI;
Kalle Levon, Helsinki, FI;
Johannes Turunen, Rauma, FI;
Jan-Erik sterholm, Porvoo, FI;
J Johan Lindberg, Vantaa, FI;
Assignee:
Rauma-Repola Oy, Rauma, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
252500 ; 252512 ; 252518 ; 524 80 ; 524401 ; 524408 ; 524422 ; 524435 ; 524439 ;
Abstract
A polymer that has been made of lignen and that contains sulphur, and into which a compound that activates the conductivity, such as iodine or ferric chloride, has been doped. The doped lignin polymer has properties of a semiconductor.