Patent · US Expired

Inorganic material in particles form

US6165510A · kind A · utility

12Cited by
1References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 11, 1998
Grant dateDec 26, 2000
Priority date
Expiry dateAug 11, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/80
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A cosmetic composition includes an inorganic material in granular form which, under condition of use of the cosmetic composition, breaks down to a particle size wherein less than 5% by weight, preferably less than 2% by weight, most preferably less than 1% by weight is above 45 microns, as measured by wet sieve analysis.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.