Patent · US Expired

Transdermal resorption of active substances from supercooled masses of levulic acid

US6264980A · kind A · utility

29Cited by
3References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 7, 1997
Grant dateJul 24, 2001
Priority date
Expiry dateNov 7, 2017

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A pharmaceutical product for the release of medicinal agents to the skin having absorption-increasing auxiliary agents is characterized in that the auxiliary material forms subcooled melts.

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