(19)
(11) EP 2 785 810 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:
20.01.2016 Bulletin 2016/03

(45) Mention of the grant of the patent:
09.12.2015 Bulletin 2015/50

(21) Application number: 13774084.1

(22) Date of filing: 11.09.2013
(51) International Patent Classification (IPC): 
C09K 3/14(2006.01)
C04B 28/00(2006.01)
C04B 18/02(2006.01)
 B24D 3/14(2006.01)
C04B 28/26(2006.01)
(86) International application number:
PCT/EP2013/068850
(87) International publication number:
WO 2014/041039 (20.03.2014 Gazette 2014/12)

(54)

AGGLOMERATE ABRASIVE GRAIN COMPRISING INCORPORATED HOLLOW MICROSPHERES

AGGLOMERIERTES SCHLEIFMITTELKORN MIT EINGESCHLOSSENEN MIKROHOHLKUGELN

AGGLOMÉRAT DE GRAINS ABRASIFS COMPRENANT DES MICROSPHÈRES CREUSES INCORPORÉES

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 12.09.2012 DE 102012017969

(43) Date of publication of application:
08.10.2014 Bulletin 2014/41

(73) Proprietor: Center for Abrasives and Refractories Research & Development C.A.R.R.D. GmbH
9524 Villach (AT)

(72) Inventors:
  • GEBHARDT, Knuth
    9020 Klagenfurt (AT)
  • ZYLKA, Georg Paul
    79713 Bad-Säckingen (DE)

(74) Representative: Margue, Robert Germain 
Haseltine Lake LLP Theatinerstraße 3
80333 München
80333 München (DE)


(56) References cited: : 
WO-A1-03/086703
US-A1- 2009 139 149
 US-A1- 2009 100 766
US-A1- 2011 183 142
   
       
    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).