Patent · US Expired

Process for manufacturing of L-DOPA ethyl ester

US6218566A · kind A · utility

8Cited by
11References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 1999
Grant dateApr 17, 2001
Priority date
Expiry dateNov 10, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P25/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for manufacturing a highly purified, stable, non-hygroscopic, crystalline composition of L-DOPA ethyl ester. The L-DOPA ethyl ester is an active ingredient in many pharmaceutical preparations for the treatment of patients suffering from Parkinson's Disease and related indications.

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