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:
Feb. 07, 2006
Filed:
Mar. 21, 2002
Applicants:
Laetitia Olivieri, Paris, FR;
Eyal S. Ron, Lexington, MA (US);
Inventors:
Laetitia Olivieri, Paris, FR;
Eyal S. Ron, Lexington, MA (US);
Assignee:
Madash LLC, Lexington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 71/00 (2006.01); C08L 101/12 (2006.01); A61K 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A thermally reversible water in oil in water (W/O/W) emulsion including a thermally reversible viscosifying polymer in the continuous aqueous phase of the emulsion. The thermally reversible viscosifying polymer of the W/O/W emulsion includes a block copolymer having at least a first polyoxyalkylene block having a hydrophobic region and a hydrophilic region effective to form micelles in solution in response to a change in temperature, and at least a second block comprising a poly(vinylcarboxylic acid).