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. 14, 2000
Filed:
Feb. 03, 1998
Applicant:
Inventors:
Brian Gerrard Devlin, Takarazuka, JP;
Junji Otani, Kobe, JP;
Kazuhiko Kunimoto, Takatsuki, JP;
Abul Iqbal, Arconciel, CH;
Sameer Hosam Eldin, Courtepin, CH;
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; C08K / ; C09K / ; C07D / ;
U.S. Cl.
CPC ...
4302701 ; 4302861 ; 4302711 ; 430 17 ; 430306 ; 106494 ; 25230116 ; 5483017 ;
Abstract
Composition comprising a solid organic support material to which either directly or via a bridging group, are covalently linked fluorescent host chromophores and fluorescent guest chromophores, wherein the fluorescence emission spectrum of the host chromophore overlaps with the absorption spectrum of the guest chromophore, wherein the host chromophore is selected from the group consisting of benzo[4,5]imidazo[2,11-a]isoindol-11-ones.