Patent details

Basic Information

Publication number:

EP1132385

PCT Application Number:

Type:

European Patent Granted for LU

Legal Status:

Lapsed

Application number:

EP017100058

PCT Publication Number:

First applicant's nationality:

Translation Language:

EPO Publication Language:

German

English Title of Invention:

Process for the production of alfa-tocopherolacetate by condensation of trimethylhydroquinone-diesters with isophytol

French Title of Invention:

Procédé de production d'acétate d' alfa-tocophérol par condensation de diesters de triméthylhydroquinone avec l' isophytol

German Title of Invention:

Verfahren zur Herstellung von alpha-Tocopherolacetat durch Kondensation von Trimethylhydrochinon-Diestern mit Isophytol

SPC Number:

Dates

Filing date:

01/02/2001

Grant date:

15/10/2003

EP Publication Date:

15/10/2003

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:

12/09/2001

EP B1 Publication Date:

15/10/2003

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

01/02/2004

Expiration date:

01/02/2021

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

01/02/2001

 

 

Name:

Degussa AG

Address:

Bennigsenplatz 1, 40474 Düsseldorf, Germany (DE)

Inventor

1

Name:

Krill Steffen, Dr.

Address:

Germany (DE)

2

Name:

Kretz Stephan

Address:

Germany (DE)

3

Name:

Huthmacher Klaus, Dr.

Address:

Germany (DE)

Priority

Priority Number:

10011402

Priority Date:

09/03/2000

Priority Country:

Germany (DE)

Classification

Main IPC Class:

C07D 311/72;

Filing date	Document type	Number of pages