Patent · US Expired

Skin preparation

US4427670A · kind A · utility

109Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 10, 1982
Grant dateJan 24, 1984
Priority date
Expiry dateFeb 10, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P17/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Skin preparations containing a phosphatide, a topical corticosteroid, and butylhydroxyanisole and/or butylhydroxytoluene, which may be in the form of an aqueous or oily mixture, non-aqueous, water-soluble base or suspension base. These preparations can be applied to various skin diseases including eczema, lichen, ichthyosis and psoriasis, possess improved therapeutic activities and are stable for a prolonged period of time.

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