Patent details

Basic Information

Publication number:

EP0036441

PCT Application Number:

Type:

European Patent Granted for LU

Legal Status:

Lapsed

Application number:

EP801062316

PCT Publication Number:

First applicant's nationality:

Translation Language:

EPO Publication Language:

German

English Title of Invention:

Process for preparing carboxylic acid cyanides.

French Title of Invention:

Procédé de préparation de cyanures d'acides carboxyliques.

German Title of Invention:

Verfahren zur Herstellung von CarbonsÄurecyaniden.

SPC Number:

Dates

Filing date:

14/10/1980

Grant date:

07/09/1983

EP Publication Date:

07/09/1983

PCT Publication Date:

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

30/09/1981

EP B1 Publication Date:

07/09/1983

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

31/10/1983

Expiration date:

14/10/2000

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

14/10/1980

 

 

Name:

DEGUSSA AKTIENGESELLSCHAFT

Address:

WEISSFRAUENSTRASSE 9, 6000, FRANKFURT AM MAIN 1, Germany (DE)

Inventor

1

Name:

Lehmann Bernd, Dr.

Address:

Germany (DE)

2

Name:

Kleemann Axel, Dr.

Address:

Germany (DE)

3

Name:

Klenk Herbert, Dr.

Address:

Germany (DE)

Priority

Priority Number:

3011305

Priority Date:

24/03/1980

Priority Country:

Germany (DE)

Classification

Main IPC Class:

C07C 120/00;

Filing date	Document type	Number of pages