Benzopyrylo-polymethine-based hydrophilic markers

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C546S101000, C548S454000

Reexamination Certificate

active

06924372

ABSTRACT:
The present invention relates to the field of optical-fluorescent markers, particularly to benzopyrylo-polymethine-based optical-fluorescent markers.

REFERENCES:
patent: 6143434 (2000-11-01), Okada
patent: 2002/0115862 (2002-08-01), Czerney et al.
patent: 199 11 421 (2000-10-01), None
patent: WO 00/53678 (1999-03-01), None
Czerney et al., Biological Chemistry, 382(3), 495-498, 2001.
U.S. Appl. No. 09/700,072, Czerney et al., filed Feb. 2, 2001.

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