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:
Aug. 26, 1980
Filed:
Jan. 28, 1972
Applicant:
Inventor:
Gerhard Borggrefe, Dusseldorf, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA), Dusseldorf-Holthausen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562583 ; 26050117 ; 2605011 ;
Abstract
Novel ethercarboxylic acids and their salts containing at least two carboxylic acids and at least one glycolic acid ether, useful as sequestering agents for alkaline earth metal ions, as well as a process for their preparation.
Borggrefe, Gerhard. (1980). Ether carboxylic acids (U.S. Patent No. 4219672). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4219672
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile