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:
Jun. 18, 2019
Filed:
Feb. 20, 2015
Applicant:
The Regents of the University of Michigan, Ann Arbor, MI (US);
Inventors:
Jinsang Kim, Ann Arbor, MI (US);
Sungbaek Seo, Ann Arbor, MI (US);
Youngchang Yu, Ann Arbor, MI (US);
Assignee:
THE REGENTS OF THE UNIVERSITY OF MICHIGAN, Ann Arbor, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/75 (2006.01); G01N 31/22 (2006.01); B05D 1/18 (2006.01); B05D 3/00 (2006.01); B82Y 40/00 (2011.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
G01N 31/222 (2013.01); B05D 1/18 (2013.01); B05D 3/007 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01);
Abstract
Moisture sensing color change compositions are built of nanofibers of suitable small dimension based on diacetylene monomers that are polymerized in situ in a dried film containing a hygroscopic polymer that is bound to the nanofibers either directly or through crosslinkers.