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:
Apr. 24, 2001
Filed:
Jan. 11, 2000
David W. Cannell, New York, NY (US);
Hiten Mathur, Woodbridge, NJ (US);
Nghi Nguyen, Edison, NJ (US);
Cynthia Espino, Princeton, NJ (US);
Mick Swanborough, Avenel, NJ (US);
Mohamed Kanji, Edison, NJ (US);
Carl Orr, Scotch Plains, NJ (US);
Lila Patel, Edison, NJ (US);
L'Oreal, Paris, FR;
Abstract
A composition containing at least one organic phospholipid capable of forming bilayers in aqueous solution;at least one amphoteric surfactant; and at least one nonionic surfactant present in an amount by weight equal to or greater than the amount of the phospholipid. The invention also relates to a delivery system for water-insoluble ingredients containing the above components, at least one water-insoluble ingredient, and an aqueous phase, wherein the organic phospholipid, amphoteric surfactant, and nonionic surfactant are present in a combined amount sufficient to allow the water-insoluble ingredient to be incorporated into the system. A method of treating keratinous susbstances is also disclosed.