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Extract from the Register of European Patents

EP About this file: EP1522522

EP1522522 - Method for the processing of iron-contaminated waste sulphuric acid [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  03.02.2012
Database last updated on 24.07.2024
Most recent event   Tooltip03.11.2017Change - lapse in a contracting statepublished on 06.12.2017  [2017/49]
Applicant(s)For all designated states
Kerr-McGee Pigments GmbH
Rheinuferstrasse 7-9, Geb. N 215
47829 Krefeld / DE
[2007/33]
Former [2005/15]For all designated states
Kerr-McGee Pigments GmbH
Rheinuferstrasse 7-9, Geb. N 215
47829 Krefeld / DE
Inventor(s)01 / Auer, Gerhard
Bethelstrasse 20
47800 Krefeld / DE
02 / Köhler, Berndt-Ullrich
Johansenaue 132
47809 Krefeld / DE
03 / Laubach, Benno
Hoeninghausstrasse 16
47809 Krefeld / US
 [2005/15]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[N/P]
Former [2012/10]HOFFMANN EITLE
Patent- und Rechtsanwälte Arabellastraße 4
81925 München / DE
Former [2005/15]HOFFMANN - EITLE
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München / DE
Application number, filing date03022600.506.10.2003
[2005/15]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP1522522
Date:13.04.2005
Language:DE
[2005/15]
Type: B1 Patent specification 
No.:EP1522522
Date:15.08.2007
Language:DE
[2007/33]
Type: B2 New European patent specification 
No.:EP1522522
Date:07.03.2012
Language:DE
[2012/10]
Search report(s)(Supplementary) European search report - dispatched on:EP20.02.2004
ClassificationIPC:C01B17/90, C01G49/14
[2005/15]
CPC:
C01B17/901 (EP,US); C01G49/14 (EP,KR,US); C01B17/90 (KR);
C01G23/0532 (EP,US); Y10S423/01 (EP,US); Y10S423/02 (EP,US)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   RO,   SE,   SI,   SK,   TR [2005/15]
TitleGerman:Verfahren zur Aufarbeitung eisenbelasteter Gebrauchtschwefelsäure[2005/15]
English:Method for the processing of iron-contaminated waste sulphuric acid[2005/15]
French:Procédé pour traiter d'acide sulfurique usé contenant du fer[2005/15]
Examination procedure10.10.2005Examination requested  [2005/49]
01.03.2007Communication of intention to grant the patent
25.06.2007Fee for grant paid
25.06.2007Fee for publishing/printing paid
Opposition(s)Opponent(s)01  15.05.2008  22.09.2011  WITHDRAWN
KRONOS INTERNATIONAL, INC.
Postfach 10 07 20
D-51307 Leverkusen / DE
 [2011/47]
Former [2008/26]
Opponent(s)01  15.05.2008    WITHDRAWN
KRONOS INTERNATIONAL, INC.
Postfach 10 07 20
D-51307 Leverkusen / DE
19.06.2008Invitation to proprietor to file observations on the notice of opposition
29.04.2009Reply of patent proprietor to notice(s) of opposition
15.12.2009Date of oral proceedings
08.01.2010Despatch of interlocutory decision in opposition
08.01.2010Despatch of minutes of oral proceedings
22.09.2011Legal effect of interlocutory decision in opposition
25.10.2011Despatch of communication that the patent will be maintained as amended
25.01.2012Fee for printing new specification paid
Appeal following opposition05.03.2010Appeal received No.  T0536/10
10.05.2010Statement of grounds filed
21.09.2011Result of appeal procedure: appeal of the opponent withdrawn
Fees paidRenewal fee
24.10.2005Renewal fee patent year 03
25.10.2006Renewal fee patent year 04
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  TooltipCY15.08.2007
DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SI15.08.2007
SK15.08.2007
TR15.08.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
HU16.02.2008
CH31.10.2010
LI31.10.2010
[2017/49]
Former [2015/21]CY15.08.2007
DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SI15.08.2007
SK15.08.2007
TR15.08.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
HU16.02.2008
CH31.10.2010
LI31.10.2010
Former [2011/32]CY15.08.2007
DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SI15.08.2007
SK15.08.2007
TR15.08.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
HU16.02.2008
Former [2009/43]CY15.08.2007
DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SI15.08.2007
SK15.08.2007
TR15.08.2007
IT06.10.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
HU16.02.2008
Former [2009/38]CY15.08.2007
DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SI15.08.2007
SK15.08.2007
IT06.10.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
Former [2009/34]CY15.08.2007
DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SI15.08.2007
SK15.08.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
Former [2009/29]DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SI15.08.2007
SK15.08.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
Former [2009/10]DK15.08.2007
EE15.08.2007
IE15.08.2007
RO15.08.2007
SK15.08.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
Former [2008/28]DK15.08.2007
IE15.08.2007
RO15.08.2007
SK15.08.2007
MC31.10.2007
BG15.11.2007
SE15.11.2007
GR16.11.2007
PT15.01.2008
Former [2008/25]DK15.08.2007
IE15.08.2007
SK15.08.2007
MC31.10.2007
BG15.11.2007
GR16.11.2007
PT15.01.2008
Former [2008/23]DK15.08.2007
IE15.08.2007
BG15.11.2007
GR16.11.2007
Former [2008/22]DK15.08.2007
BG15.11.2007
GR16.11.2007
Former [2008/09]BG15.11.2007
Documents cited:Search[A]JPH11322343  ;
 [A]JPH0517160  ;
 [DA]US4382916  (BEECHER BRAZIER K) [DA] 1-21 * claim 1 * * column 1, line 50 - column 2, line 30 * * example - *;
 [A]US4952378  (WATANABE MORIO [JP], et al) [A] 1-21 * claim 1 * * column 1, line 54 - column 2, line 10 * * example - *
 [A]  - PATENT ABSTRACTS OF JAPAN, (20000229), vol. 2000, no. 02, & JP11322343 A 19991124 (TOSHIN KAGAKU KOGYO KK) [A] 1-21 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19930602), vol. 017, no. 285, Database accession no. (C - 1066), & JP05017160 A 19930126 (ASAKA RIKEN KOUGIYOU KK) [A] 1-21 * 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.