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. 31, 2011
Filed:
Nov. 02, 2001
Robert Cockcroft, West Yorkshire, GB;
Eleanor Bernice Ridley, West Yorkshire, GB;
Valerie Reynolds, West Yorkshire, GB;
Robert Cockcroft, West Yorkshire, GB;
Eleanor Bernice Ridley, West Yorkshire, GB;
Valerie Reynolds, West Yorkshire, GB;
BASF SE, Ludwigshafen, DE;
Abstract
Use of an aqueous solution of a cationic copolymer in a personal care composition, characterized in that the cationic copolymer is formed from a cationic monomer and a nonionic monomer, wherein said cationic copolymer has an average molecular weight in the range 30,000 to 300,000 and the aqueous solution has a concentration of 20 to 50% by weight and a viscosity of less than 10,000 cP at 25° C. The invention also comprises cosmetic compositions obtained from the aqueous solution of the cationic copolymer.