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:
Nov. 22, 2005
Filed:
May. 12, 2000
Ifor David William Samuel, Durham, GB;
John Mark Lupton, Durham, GB;
Benjamin James Matterson, Durham, GB;
William Leslie Barnes, Exeter, GB;
Martin Guy Salt, Exeter, GB;
Ifor David William Samuel, Durham, GB;
John Mark Lupton, Durham, GB;
Benjamin James Matterson, Durham, GB;
William Leslie Barnes, Exeter, GB;
Martin Guy Salt, Exeter, GB;
University of Durham, Durham, GB;
University of Exeter, Exeter, GB;
Abstract
An LED, and in particular an LED employing emissive semi-conductors such as conjugated polymeric materials, consists of a pair of electrodes, one or more intermediate semi-conductor layers arranged therebetween and optionally one or more futher layers, and incorporates a microstructured feature adapted to manipulate spontaneous emission or propagation of light. The invention also consists of a method for the production of such an LED and the use of such a LED as an light emitting display.