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Extract from the Register of European Patents

EP About this file: EP1246776

EP1246776 - PROCESS FOR THE PRODUCTION OF ALUMINIUM HYDROXIDE OF IMPROVED THERMAL STABILITY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.04.2004
Database last updated on 13.07.2024
Most recent event   Tooltip18.07.2008Change - representativepublished on 20.08.2008  [2008/34]
Applicant(s)For all designated states
ALBEMARLE CORPORATION
451 Florida Street Baton Rouge
Louisiana 70801 / US
[N/P]
Former [2002/41]For all designated states
ALBEMARLE CORPORATION
451 Florida Street
Baton Rouge Louisiana 70801 / US
Inventor(s)01 / BROWN, Neil
Buchenweg 1
50126 Bergheim / DE
02 / PÜTZ, Norbert
Memeler Strasse 1
50129 Bergheim / DE
 [2002/41]
Representative(s)Uexküll & Stolberg
Partnerschaft von
Patent- und Rechtsanwälten mbB
Beselerstrasse 4
22607 Hamburg / DE
[N/P]
Former [2008/34]UEXKÜLL & STOLBERG
Patentanwälte Beselerstrasse 4
22607 Hamburg / DE
Former [2002/41]UEXKÜLL & STOLBERG
Patentanwälte Beselerstrasse 4
22607 Hamburg / DE
Application number, filing date01905659.710.01.2001
[2002/41]
WO2001EP00182
Priority number, dateEP2000010042910.01.2000         Original published format: EP 00100429
[2002/41]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO0151419
Date:19.07.2001
Language:EN
[2001/29]
Type: A1 Application with search report 
No.:EP1246776
Date:09.10.2002
Language:EN
The application published by WIPO in one of the EPO official languages on 19.07.2001 takes the place of the publication of the European patent application.
[2002/41]
Type: B1 Patent specification 
No.:EP1246776
Date:04.06.2003
Language:EN
[2003/23]
Search report(s)International search report - published on:EP19.07.2001
ClassificationIPC:C01F7/14, C08K3/22
[2002/41]
CPC:
C01F7/148 (EP,US); C01P2006/12 (EP,US); C01P2006/22 (EP,US)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2002/41]
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
SINot yet paid
TitleGerman:PROZESS ZUR HERSTELLUNG VON ALUMINIUMHYDROXID MIT VERBESSERTER WÄRMESTABILITÄT[2002/41]
English:PROCESS FOR THE PRODUCTION OF ALUMINIUM HYDROXIDE OF IMPROVED THERMAL STABILITY[2002/41]
French:PROCEDE DE PRODUCTION D'HYDROXYDE D'ALUMINIUM A STABILITE THERMIQUE AMELIOREE[2002/41]
Entry into regional phase30.07.2002National basic fee paid 
30.07.2002Designation fee(s) paid 
30.07.2002Examination fee paid 
Examination procedure08.08.2001Request for preliminary examination filed
International Preliminary Examining Authority: EP
30.07.2002Examination requested  [2002/41]
29.10.2002Communication of intention to grant the patent
06.03.2003Fee for grant paid
06.03.2003Fee for publishing/printing paid
Opposition(s)05.03.2004No opposition filed within time limit [2004/22]
Fees paidRenewal fee
17.01.2003Renewal fee patent year 03
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT04.06.2003
BE04.06.2003
CH04.06.2003
CY04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
TR04.06.2003
DK04.09.2003
GR04.09.2003
PT04.09.2003
SE04.09.2003
LU10.01.2004
MC31.01.2004
[2007/10]
Former [2006/51]AT04.06.2003
BE04.06.2003
CH04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
TR04.06.2003
DK04.09.2003
GR04.09.2003
PT04.09.2003
SE04.09.2003
LU10.01.2004
MC31.01.2004
Former [2005/23]AT04.06.2003
BE04.06.2003
CH04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
DK04.09.2003
GR04.09.2003
PT04.09.2003
SE04.09.2003
LU10.01.2004
MC31.01.2004
Former [2005/02]AT04.06.2003
BE04.06.2003
CH04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
DK04.09.2003
GR04.09.2003
PT04.09.2003
SE04.09.2003
MC31.01.2004
Former [2004/29]AT04.06.2003
BE04.06.2003
CH04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
DK04.09.2003
GR04.09.2003
PT04.09.2003
SE04.09.2003
Former [2004/28]AT04.06.2003
BE04.06.2003
CH04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
GR04.09.2003
PT04.09.2003
SE04.09.2003
Former [2004/10]AT04.06.2003
CH04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
GR04.09.2003
PT04.09.2003
SE04.09.2003
Former [2004/05]AT04.06.2003
CH04.06.2003
FI04.06.2003
LI04.06.2003
NL04.06.2003
GR04.09.2003
PT04.09.2003
Former [2004/03]AT04.06.2003
CH04.06.2003
LI04.06.2003
NL04.06.2003
GR04.09.2003
PT04.09.2003
Former [2004/02]CH04.06.2003
LI04.06.2003
NL04.06.2003
GR04.09.2003
PT04.09.2003
Former [2004/01]CH04.06.2003
LI04.06.2003
Cited inInternational search[A]JPS6283316  ;
 [A]EP0143576  (WARNER LAMBERT CO [US]) [A] 1-5* example 1 *;
 [A]EP0277730  (SUMITOMO CHEMICAL CO [JP]) [A] 1-5 * example 1 *;
 [A]US5378753  (BROWN STEPHEN C [GB]) [A] 1-5 * example 1 *;
 [A]EP0807603  (SUMITOMO CHEMICAL CO [JP]) [A] 1-5 * example 1; claims 4,5 *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19870918), vol. 011, no. 290, Database accession no. (C - 447), & JP62083316 A 19870416 (MITSUBISHI HEAVY IND LTD) [A] 1-5 * abstract *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.