(19)
(11) EP 1 678 116 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
20.02.2013 Bulletin 2013/08

(45) Mention of the grant of the patent:
03.10.2012 Bulletin 2012/40

(21) Application number: 04791590.5

(22) Date of filing: 27.10.2004
(51) International Patent Classification (IPC): 
C07C 67/03(2006.01)
 C07C 69/732(2006.01)
(86) International application number:
PCT/GB2004/004546
(87) International publication number:
WO 2005/042463 (12.05.2005 Gazette 2005/19)

(54)

PREPARATION OF TETRAKIS [3-(3,5-DI-TERT-BUTYL-4-HYDROXY PHENYL) PROPIONYL OXYMETHYL] METHANE

HERSTELLUNG VON TETRAKIS[3-(3,5-DI-TERT.-BUTYL-4-HYDROXYPHENYL) PROPIONYLOXYMETHYL]METHAN

PREPARATION DE TETRAKIS [3-(3,5-DI-TERT-BUTYL-4-HYDROXY PHENYL) PROPIONYL OXYMETHYL] METHANE

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

(30) Priority: 27.10.2003 GB 0324964

(43) Date of publication of application:
12.07.2006 Bulletin 2006/28

(73) Proprietor: Chemtura Europe GmbH
8500 Frauenfeld (CH)

(72) Inventor:
  • HILL, Jonathan, Simon
    Flixton, Manchester M41 5GR (GB)

(74) Representative: Schön, Christoph et al
Dr. Schön & Partner Bavariaring 26
80336 München
80336 München (DE)


(56) References cited: : 
EP-A- 0 300 056
US-A- 4 547 585
 WO-A-01/98249
   
  • DATABASE WPI Section Ch, Week 200453 Derwent Publications Ltd., London, GB; Class A60, AN 2004-550582 XP002311384 & RU 2 231 523 C1 (STERLITAMAK PETROCHEM WKS STOCK CO) 27 June 2004 (2004-06-27)
  • PATENT ABSTRACTS OF JAPAN vol. 0183, no. 85 (C-1227), 20 July 1994 (1994-07-20) & JP 6 107596 A (DAINIPPON INK & CHEM INC), 19 April 1994 (1994-04-19)
 
Remarks:
The file contains technical information submitted after the application was filed and not included in this specification
 
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).