Polythiophene formulations for improving organic light emitting diodes

United States of America Patent

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Aug 28, 2012
Grant Date
Jul 26, 2007
app pub date
Jan 19, 2007
filing date
Jan 20, 2006

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Expired

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Abstract

The invention relates to formulations comprising polythiophenes A) comprising at least one polythiophene containing recurring units of the general formula (I-a) and/or (I-b)

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Patent Owner	Address
HERAEUS CLEVIOS GMBH	CHEMPARK LEVERKUSEN BUILDING B 202 LEVERKUSEN 51368

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C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....

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Inventor Name	Address	# of filed Patents	Total Citations
Elschner, Andreas	Mülheim, DE	66	925
Loevenich, Peter Wilfried	Köln, DE	4	72
Reuter, Knud	Krefeld, DE	58	964

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Polythiophene formulations for improving organic light emitting diodes

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United States of America Patent

11655595

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PATENT NO	8252889
APP PUB NO	20070172702A1
SERIAL NO	11655595
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 28, 2012	US,8252889,B2 US8252889B2	GRANTED PATENT AS SECOND PUBLICATION
July 26, 2007	US,20070172702,A1 US20070172702A1	FIRST PUBLISHED PATENT APPLICATION

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11655595

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