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:
Sep. 14, 1976
Filed:
Oct. 15, 1974
Applicant:
Inventors:
Zenzo Tamura, Ota, Tokyo, JA;
Takenori Tanimura, Suginami, Tokyo, JA;
Yasuhiko Kasai, Tachikawa, Tokyo, JA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
2323 / ; 2323 / ; 2325 / ;
Abstract
A method for determining the amount of carboxylic acid in which a carboxylic acid in a sample sample is reacted with a hydroxylammonium salt under the presence of carbodiimide to provide hydroxamic acid and the thus formed hydroxamic acid is reacted with a ferric compound to provide ferric hydroxamate, and a system for carrying out the method are disclosed.
Tamura, Zenzo. (1976). Method for determining carboxylic acid and system for carrying out the (U.S. Patent No. 3980433). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3980433
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile