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. 07, 2007
Filed:
Aug. 22, 2002
Hubert Spreitzer, Viernheim, DE;
Heinrich Becker, Glashütten, DE;
Willi Kreuder, Mainz, DE;
Sybille Berg, Bodenheim, DE;
Andreas Sauer, Frankfurt, DE;
Hubert Spreitzer, Viernheim, DE;
Heinrich Becker, Glashütten, DE;
Willi Kreuder, Mainz, DE;
Sybille Berg, Bodenheim, DE;
Andreas Sauer, Frankfurt, DE;
Merck Patent GmbH, Darmstadt, DE;
Abstract
The present invention relates to a process for producing particle-free solutions of polymeric semiconductors and to their use for producing layers of polymeric semiconductors in polymeric organic light-emitting diodes (PLEDs), organic integrated circuits (O-ICs), organic field effect transistors (OFETs), organic thin film transistors (OTFTs), organic solar cells (O-SCs) or organic laser diodes (O-lasers).