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. 02, 1977
Filed:
Jan. 28, 1974
Applicant:
Inventor:
John A Patterson, Fishkill, NY (US);
Assignee:
Texaco Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252 / ; 252529 ; 252539 ; 252548 ; 252558 ; 252D / ; 560 76 ; 560127 ; 560190 ;
Abstract
Disclosed and claimed are biodegradable builders for use with water-soluble organic detergent compounds. The builders are alkali metal salts of ester-acids derived from polycarboxylic acid anhydrides. Also claimed are a method for making the compounds and detergent compositions containing the disclosed compounds.