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:
May. 29, 2018
Filed:
Mar. 10, 2015
Conopco, Inc., Englewood Cliffs, NJ (US);
Stephen Norman Batchelor, Chester, GB;
Peter Fairley, Chester, GB;
Naresh Dhirajlal Ghatlia, Shanghai, CN;
Adam John Limer, Northwich, GB;
Xuezhi Tang, Shanghai, CN;
Jian-Rong Zhang, Shanghai, CN;
Conopce, Inc., Englewood Cliffs, NJ (US);
Abstract
A skin care composition is described comprising water-soluble dye polymer comprising polymer backbone having negatively charged reactive dye substituent covalently bound thereto; and cosmetically acceptable carrier. The dye polymer is present in amount of 0.00001 to 0.1% in terms of reactive dye substituent by weight of the skin care composition. The composition is useful for providing cosmetic benefits such as skin lightening, evening skin tone and masking blemishes.