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:
Aug. 26, 2003
Filed:
Sep. 03, 1999
Applicant:
Inventors:
Fred Boyle McCormick, Maplewood, MN (US);
Michael Albert Haase, Saint Paul, MN (US);
Paul Frederic Baude, Maplewood, MN (US);
Yong Hsu, Woodbury, MN (US);
George David Vernstrom, Saint Paul, MN (US);
Manoj Nirmal, Saint Paul, MN (US);
Russell Dean Birkholz, Maplewood, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/300 ;
U.S. Cl.
CPC ...
H05B 3/300 ;
Abstract
Organic electronic devices having a conducting self-doped polymer buffer layer, particularly a self-doped polyaniline buffer layer, are described. Also described are organic light emitting diodes with buffer layers comprised of an intrinsically conducting polymer having no mobile counterions.