Patent · US Expired

Cosmetic and pharmaceutical sheet material containing polypeptides

US4585797A · kind A · utility

189Cited by
37References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 16, 1984
Grant dateApr 29, 1986
Priority date
Expiry dateMay 16, 2004

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L26/0076
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A flexible continuous film is comprised of a physical admixture of a polypeptide, a plasticizer and a film-forming flexible polymer. When the film is moistened, the polypeptides exude therefrom.

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