Patent · US Expired

Coal tar gel composition

US4178373A · kind A · utility

70Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 21, 1978
Grant dateDec 11, 1979
Priority date
Expiry dateAug 21, 1998

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q19/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compositions effective for topically treating skin conditions, especially psoriasis and eczema which contains as an essential ingredient coal tar in a gel base.

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