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. 19, 2004
Filed:
Aug. 19, 2002
Applicant:
Inventors:
Martin Heeney, Southampton, GB;
Steven Tierney, Southampton, GB;
Mark Giles, Southampton, GB;
Louise Diane Farrand, Blandford Forum, GB;
Maxim Shkunov, Southampton, GB;
David Sparrowe, Bournemouth, GB;
Iain McCulloch, Kings Somborne, GB;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K 1/932 ; C09K 1/938 ; B32B 2/700 ; H01B 1/12 ; C08G 6/100 ;
U.S. Cl.
CPC ...
C09K 1/932 ; C09K 1/938 ; B32B 2/700 ; H01B 1/12 ; C08G 6/100 ;
Abstract
Conjugated mono-, oligo- and polyalkylidenefluorenes are suitable for use as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors, electroluminescent, photovoltaic and sensor devices.