Patent · US Expired

Cosmetic films

US6939551B2 · kind B2 · utility

9Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 2002
Grant dateSep 6, 2005
Priority date
Expiry dateDec 14, 2022

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/594
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention includes a cosmetic film. The film includes butylphthalimide isopropylphthalimide, one or more primary film forming polymers and one or more secondary film forming resins.

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