Patent · US Expired

Press molded cosmetic composition with pay off

US4994264A · kind A · utility

22Cited by
24References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 1989
Grant dateFeb 19, 1991
Priority date
Expiry dateDec 15, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/436
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Press molded cosmetic compositions are prepared by first forming a paste of the composition with the aid of a gum containing aqueous solution and then extruding, pressing and drying the composition into one or more various shapes.

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