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. 21, 1992
Filed:
Feb. 14, 1990
Applicant:
Inventors:
Koichi Kondo, Soraku, JP;
Takashi Sohda, Takatsuki, JP;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q / ; C12Q / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
435 28 ; 435 18 ; 435968 ; 436826 ; 548122 ;
Abstract
A method for enhancing chemiluminescence which uses a heterocyclic compound of the formula: ##STR1## wherein R.sub.1 is an oxygen or sulfur atom or an imino group optionally substituted by 4-hydroxyphenyl, and R.sub.2, R.sub.3 and R.sub.4 are a hydrogen or halogen atom, an optionally substituted hydrocarbon residue, a heterocyclic group or the like in a luminescence system.
Kondo, Koichi. (1992). Method for enhancement of chemiluminescence (U.S. Patent No. 5106732). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5106732
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile