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:
Jun. 01, 1993
Filed:
Aug. 03, 1992
Applicant:
Inventors:
Spyros Theodoropulos, Yorktown Heights, NY (US);
Natalie S Rudolph, Shrewsbury, MA (US);
James E Woiszwillo, Milford, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q / ;
U.S. Cl.
CPC ...
435 28 ; 436800 ;
Abstract
A novel chromogenic substrate to peroxidase enzymes is provided which is comprised of a mixture of an adduct formed from a hydrozone and a dienophile, and an aromatic nucleophile. The mixture undergos an oxidative coupling in the presence of peroxidase enzymes and peroxides forming a purple indamine dye. The mixture is also stable and unaffected by oxygen of the air or by hydrogen peroxide.
Theodoropulos, Spyros. (1993). Chromogenic substrate to peroxidase enzymes (U.S. Patent No. 5215890). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5215890
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile