(19)
(11) EP 1 615 860 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:
24.12.2008 Bulletin 2008/52

(45) Mention of the grant of the patent:
24.09.2008 Bulletin 2008/39

(21) Application number: 04716160.9

(22) Date of filing: 01.03.2004
(51) International Patent Classification (IPC): 
C04B 28/14(2006.01)
(86) International application number:
PCT/US2004/006226
(87) International publication number:
WO 2004/094336 (04.11.2004 Gazette 2004/45)

(54)

SOLID SUPPORTED COMB-BRANCHED COPOLYMERS AS AN ADDITIVE FOR GYPSUM COMPOSITIONS

KAMMFÖRMIG VERZWEIGTE COPOLYMERE AUF FESTEN TRÄGERN ALS ADDITIVE FÜR GIPSZUSAMMENSETZUNGEN

COPOLYMERES RAMIFIES EN PEIGNE SUR SUPPORT SOLIDE UTILES COMME ADDITIF POUR COMPOSITIONS DE GYPSE

(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: 16.04.2003 US 417289

(43) Date of publication of application:
18.01.2006 Bulletin 2006/03

(73) Proprietor: COATEX S.A.S.
69730 Genay (FR)

(72) Inventors:
  • SCHWARTZ, Steven, A.
    Downingtown, Pennsylvania 19335 (US)
  • LIOTTA, Frank, J., Jr.
    Downingtown, Pennsylvania 19335 (US)


(56) References cited: : 
US-A- 3 068 185
 US-A1- 2003 019 401
   
       
    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).