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:
Jul. 11, 2017
Filed:
May. 09, 2014
Applicant:
Symrise Ag, Holzminden, DE;
Inventors:
Assignee:
SYMRISE AG, Holzminden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61L 9/12 (2006.01); A61L 9/012 (2006.01); G01N 21/78 (2006.01);
U.S. Cl.
CPC ...
A61L 9/012 (2013.01); G01N 21/78 (2013.01);
Abstract
A two-phase system containing at least one solvatochromic dye, water, at least one fragrance, and at least one solvent. Wherein the two-phase system includes liquid phases layered one on top of the other. The inventive compositions can be used as exhaustion indicators for fragrance release systems.