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.

Date of Patent:
Jun. 17, 2014

Filed:

Aug. 28, 2012
Applicants:

Junmo Gil, DaeJoen, KR;

Ning Wei, Roswell, GA (US);

Jinho Ryu, Yongin-si, KR;

Xuedong Song, Alpharetta, GA (US);

Inventors:

JunMo Gil, DaeJoen, KR;

Ning Wei, Roswell, GA (US);

JinHo Ryu, Yongin-si, KR;

Xuedong Song, Alpharetta, GA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 1/40 (2006.01); B41M 5/00 (2006.01); A61F 13/42 (2006.01); A61L 15/56 (2006.01); G01N 21/81 (2006.01); G01N 31/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present disclosure relates to a color-changing composition and to a substrate having the color-changing compositions disposed thereon. The color-changing composition includes a leuco dye, a color-developer and a desensitizer. The color-changing composition changes from a colorless or largely colorless composition to color upon being wetted with an aqueous liquid. The color-changing composition remains colorless or largely colorless prior to exposure to high relative humidity conditions.


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