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. 30, 2000
Filed:
Feb. 24, 1995
Applicant:
Inventors:
Kalla Lynn Kvalnes, West Chester, OH (US);
Mitchell Anthony DeLong, West Chester, OH (US);
Barton James Bradbury, West Chester, OH (US);
Curtis Bobby Motley, West Chester, OH (US);
John David Carter, Cincinnati, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 62 ; 424 59 ; 424456 ; 424464 ; 424489 ; 514938 ; 549 28 ; 549 66 ; 549346 ; 549416 ; 568 51 ; 568592 ; 568649 ; 568650 ;
Abstract
This invention relates to compositions, compounds and methods for lightening skin, using active compounds having the structure: ##STR1## wherein: (i) each X is, independently, selected from the group consisting of halo, alkyl, substituted alkyl, aryl, OR, OCOR, COR, CONRR COOR, CN, SR, SOR, SO.sub.2 R, SO.sub.3 R and NRR, wherein X is other than hydroxy, amino and thio, if this X is attached ortho to the phenol hydroxy;