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:
Oct. 26, 2010
Filed:
Jul. 06, 2005
Applicants:
Niels Schulte, Kelkheim, DE;
Susanne Heun, Bad Soden, DE;
Ingrid Bach, Hofheim, DE;
Philipp Stössel, Frankfurt, DE;
Kevin Treacher, Northwich, GB;
Inventors:
Niels Schulte, Kelkheim, DE;
Susanne Heun, Bad Soden, DE;
Ingrid Bach, Hofheim, DE;
Philipp Stössel, Frankfurt, DE;
Kevin Treacher, Northwich, GB;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/00 (2006.01); C08G 79/00 (2006.01); C08G 61/00 (2006.01); C08G 61/02 (2006.01); C07F 15/00 (2006.01); C09K 11/06 (2006.01); H01L 51/05 (2006.01); H01L 51/30 (2006.01); H05B 33/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to phosphorescent copolymers comprising trifunctional triplet emitters. The polymers according to the invention are highly soluble, readily accessible synthetically and more suitable for use in organic light-emitting diodes than are comparative materials in accordance with the prior art.