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:
Apr. 24, 2001
Filed:
Feb. 07, 2000
Applicant:
Inventors:
Krishna G. Upadhya, Union City, CA (US);
Steven M. Menchen, Fremont, CA (US);
Weiguo Zhen, Foster City, CA (US);
Assignee:
PE Corporation, Foster City, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 3/3533 ; C07K 1/13 ; C07D / ;
U.S. Cl.
CPC ...
G01N 3/3533 ; C07K 1/13 ; C07D / ;
Abstract
The invention provides compositions electron-deficient nitrogen heterocycle-substituted fluorescein dyes and methods in which the dyes are conjugated to substrates and used as detection labels in molecular biology experiments. The electron-deficient nitrogen heterocycles include pyridine, quinoline, pyrazine, and the like. Substrates include polynucleotides, nucleosides, nucleotides, peptides, proteins, carbohydrates, and ligands.