Patent · US Expired

Decaffeination of green coffee

US4087562A · kind A · utility

2Cited by
7References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 1975
Grant dateMay 2, 1978
Priority date
Expiry dateSep 18, 1995

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA23F5/226
  • WIPO fieldFood chemistry
  • WIPO sectorChemistry

Abstract

Decaffeination of green coffee is achieved by extracting caffeine from either green coffee beans or an aqueous extract of green coffee beans by means of diethyl succinate.

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