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. 18, 1989
Filed:
Aug. 12, 1987
Applicant:
Inventor:
Stephen F Donovan, Fairfield, CT (US);
Assignee:
American Cyanamid Company, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
546243 ; 548542 ;
Abstract
Cyclic N-hydroxyimide compounds are disclosed which show strong metal ion chelating properties and are useful as detergent additives. Detergent compositions containing the N-hydroxyimides improve the stain removing effectiveness of detergents and are biodegradable.