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:
Mar. 25, 2014
Filed:
Mar. 09, 2010
Applicants:
Marianne Patricia Creamer, Warrington, PA (US);
Joseph Manna, Quakertown, PA (US);
Jan Edward Shulman, Newtown, PA (US);
Inventors:
Marianne Patricia Creamer, Warrington, PA (US);
Joseph Manna, Quakertown, PA (US);
Jan Edward Shulman, Newtown, PA (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/08 (2006.01); C11D 3/10 (2006.01); C11D 3/37 (2006.01); C11D 7/12 (2006.01); C11D 7/14 (2006.01); C11D 17/00 (2006.01); C11D 17/06 (2006.01); C11D 3/395 (2006.01);
U.S. Cl.
CPC ...
C11D 3/08 (2013.01); C11D 3/10 (2013.01); C11D 3/3757 (2013.01); C11D 3/3953 (2013.01); C11D 7/12 (2013.01); C11D 7/14 (2013.01); C11D 17/0091 (2013.01); C11D 17/06 (2013.01);
Abstract
A phosphorus-free automatic dishwashing detergent composition containing a polymer of acrylic acid, maleic acid and methacrylic acid; a carbonate; and a silicate. The composition contains carbonate and silicate in a weight ratio from 4:1 to 1:3, respectively; from 10 to 90 wt % total carbonate and silicate.