GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 484 516 patent documents

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147 225 new documents added

921 612 documents amended

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EP 0879287 A2 19981125 - PREPARATION OF L-ASCORBIC ACID

Title (en)

PREPARATION OF L-ASCORBIC ACID

Title (de)

HERSTELLUNG VON L-ASCORBINSÄURE

Title (fr)

PREPARATION D'ACIDE L-ASCORBIQUE

Publication

EP 0879287 A2 19981125 (DE)

Application

EP 97901626 A 19970203

Priority

DE 19604798 A 19960209
EP 9700461 W 19970203

Abstract (en)

[origin: DE19604798A1] The invention concerns a novel method for the synthesis of L-ascorbic acid, recombinant enzymes suitable for use in this method, and the nucleic acid which codes for the enzymes.

IPC 1-7

C12N 15/53; C12P 17/04; C12N 9/04; B01J 8/00; C12N 1/21

IPC 8 full level

C12N 1/21 (2006.01); C12N 9/04 (2006.01); C12N 15/53 (2006.01); C12P 17/04 (2006.01)

CPC (source: EP)

C12M 33/14 (2013.01); C12N 9/0006 (2013.01); C12P 17/04 (2013.01)

Citation (search report)

See references of WO 9729194A2

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

DOCDB simple family (publication)

DE 19604798 A1 19970814; EP 0879287 A2 19981125; WO 9729194 A2 19970814; WO 9729194 A3 19971002

DOCDB simple family (application)

DE 19604798 A 19960209; EP 9700461 W 19970203; EP 97901626 A 19970203