Patents by Inventor Yukiko Foong

Yukiko Foong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6849252
    Abstract: A hair care composition includes a polypropylene glycol and a gel matrix. The polypropylene glycol is selected from a single-polypropylene glycol-chain segment polymer, a multi-polypropylene glycol-chain segment polymer, and mixtures thereof. The single-polypropylene glycol-chain segment polymer is of the formula (I): HO—(C3H6O)Ha, wherein a is a value from about 20 to about 100. The multi-polypropylene glycol-chain segment polymer is of formula (I), wherein n is a value from about 0 to about 10, each R is independently selected from the group consisting of H, and C1-C30 alky, each b is independently a value from about 0 to about 2, c and d are independently a value from about 0 to about 2, b+c+d is at least about 2, each e is independently a value of 0 or 1, each x, y, and z is independently a value of from about 7 to about 100, and x+y+z is greater than about 20. Te gel matrix includes a cationic surfactant, a solid fatty compound and water.
    Type: Grant
    Filed: September 3, 1999
    Date of Patent: February 1, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Jian-Zhong Yang, Yukiko Foong, Fumiko Furukawa