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. 07, 2017
Filed:
Dec. 18, 2012
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Kevin D. Landgrebe, Woodbury, MN (US);
Ranjani V. Parthasarathy, Woodbury, MN (US);
Anthony E. Bennett, Maplewood, MN (US);
Peter T. Elliott, Woodbury, MN (US);
Steven S. Kirckof, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/78 (2006.01); C09D 11/50 (2014.01); G01N 31/22 (2006.01); B05D 3/02 (2006.01);
U.S. Cl.
CPC ...
G01N 21/78 (2013.01); B05D 3/0272 (2013.01); C09D 11/50 (2013.01); G01N 31/226 (2013.01);
Abstract
Water-based formulations comprising an indicating composition dispersed in water are described. The water-based indicating compositions include an organic Bi(III) compound, a sulfur source, and a carbonate salt. Formulations further including a resin and/or an acidic additive are also described.