Patent · US Expired

Ascorbic acid intermediates and process enzymes

US5008193A · kind A · utility

22Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 1987
Grant dateApr 16, 1991
Priority date
Expiry dateMay 21, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/847
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Methods for producing ascorbic acid using recombinant means comprising the transfer of genetic material by conjugation, a host cell lacking, entirely or to such an extent as not to be commercially useful, one or more enzymes in the metabolic path converting glucose to 2 keto-L-gulonic acid.

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