Patent details

Basic Information

Publication number:

EP1768953

PCT Application Number:

PCT/EP/2005/006732

Type:

European Patent Granted for LU

Legal Status:

Lapsed

Application number:

EP057532061

PCT Publication Number:

WO/2006/000392

First applicant's nationality:

Translation Language:

EPO Publication Language:

German

English Title of Invention:

METHOD FOR THE PURIFICATION OF DIMETHYLACETAMID (DMAC)

French Title of Invention:

PROCEDE DE PURIFICATION DE DIMETHYLACETAMIDE (DMAC)

German Title of Invention:

VERFAHREN ZUR REINIGUNG VON DIMETHYLACETAMID (DMAC)

SPC Number:

Dates

Filing date:

22/06/2005

Grant date:

14/05/2008

EP Publication Date:

14/05/2008

PCT Publication Date:

05/01/2006

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

04/04/2007

EP B1 Publication Date:

14/05/2008

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

22/06/2008

Expiration date:

22/06/2025

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

22/06/2005

 

 

Name:

BASF SE

Address:

-, 67056 Ludwigshafen, Germany (DE)

Inventor

1

Name:

KIRCHNER Tanja

Address:

Germany (DE)

2

Name:

RUST Harald

Address:

Germany (DE)

3

Name:

PESCHEL Werner

Address:

Germany (DE)

Priority

Priority Number:

102004030616

Priority Date:

24/06/2004

Priority Country:

Germany (DE)

Classification

Main IPC Class:

C07C 231/24;

Filing date	Document type	Number of pages