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Extract from the Register of European Patents

EP About this file: EP0711260

EP0711260 - USE OF BASIC ALUMINIUM SULPHATES AS ALKALI-POOR CEMENT ACCELERATING ADMIXTURES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  16.01.1998
Database last updated on 25.09.2024
Most recent event   Tooltip25.01.2002Lapse of the patent in a contracting state
New state(s): GR		published on 13.03.2002  [2002/11]
Applicant(s)For all designated states
Giulini Chemie GmbH
Giulinistrasse 2 Postfach 150 480
D-67029 Ludwigshafen / DE
[N/P]
Former [1996/20]For all designated states
Giulini Chemie GmbH
Giulinistrasse 2 Postfach 150 480
D-67029 Ludwigshafen / DE
Inventor(s)01 / HELMBOLDT, Otto
Jenaer Weg 17
D-67071 Ludwigshafen / DE
02 / POTENCSIK, Istvan
Am Steingarten 6
D-68169 Mannheim / DE
03 / BREKER, Johannes
Eichenstrasse 23
D-67067 Ludwigshafen / DE
04 / SEDELIES, Reinhold
Bayernstrasse 8
D-67105 Schifferstadt / DE
05 / ROGGENKAMP, Detlev
Semmelweisstrasse 10
D-67071 Ludwigshafen / DE
[1996/20]
Application number, filing date94920969.605.07.1994
[1996/20]
WO1994EP02190
Priority number, dateDE1993432495924.07.1993         Original published format: DE 4324959
[1996/20]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9503257
Date:02.02.1995
Language:DE
[1995/06]
Type: A1 Application with search report 
No.:EP0711260
Date:15.05.1996
Language:DE
The application published by WIPO in one of the EPO official languages on 02.02.1995 takes the place of the publication of the European patent application.
[1996/20]
Type: B1 Patent specification 
No.:EP0711260
Date:12.03.1997
Language:DE
[1997/11]
Search report(s)International search report - published on:EP02.02.1995
ClassificationIPC:C04B22/14
[1996/20]
CPC:
C04B22/148 (EP,US); C04B2103/10 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1996/20]
TitleGerman:VERWENDUNG VON BASISCHEN ALUMINIUMSULFATEN ALS ALKALIARME ABBINDEBESCHLEUNIGER FÜR ZEMENT[1996/20]
English:USE OF BASIC ALUMINIUM SULPHATES AS ALKALI-POOR CEMENT ACCELERATING ADMIXTURES[1996/20]
French:UTILISATION DE SULFATES BASIQUES D'ALUMINIUM COMME ACCELERATEURS DE PRISE PEU ALCALINS POUR CIMENT[1996/20]
Entry into regional phase05.01.1996National basic fee paid 
05.01.1996Designation fee(s) paid 
05.01.1996Examination fee paid 
Examination procedure04.02.1995Request for preliminary examination filed
International Preliminary Examining Authority: EP
05.01.1996Examination requested  [1996/20]
12.07.1996Despatch of communication of intention to grant (Approval: Yes)
03.09.1996Communication of intention to grant the patent
10.10.1996Fee for grant paid
10.10.1996Fee for publishing/printing paid
Opposition(s)13.12.1997No opposition filed within time limit [1998/10]
Fees paidRenewal fee
23.07.1996Renewal 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  TooltipDK12.03.1997
GR12.03.1997
IE12.03.1997
SE12.06.1997
[2000/05]
Former [1999/16]DK12.03.1997
IE12.03.1997
SE12.06.1997
Former [1998/15]DK12.03.1997
SE12.06.1997
Former [1998/11]SE12.06.1997
Cited inInternational searchJPS78146297  [ ] (NIPPON LIGHT METAL CO., LTD.);
 CS257142  [ ] (S. SLANICKA ET AL);
 [YA]DE2018129  (W.R. GRACE & CO) [Y] 4,7 * page 3, line 8 - line 21 * * page 5, line 32 - page 7, line 38; example 1; claims 1-3,5-9 * [A] 1,3,5;
 [Y]EP0110847  (BOLIDEN AB [SE]) [Y] 3-5 * abstract * * page 4, line 35 - page 6, line 10 * * page 8, line 13 - line 33 *;
 [XY]EP0321445  (TERRANOVA IND GMBH [AT]) [X] 1 * abstract * * column 2, line 40 - line 62; example 2 * [Y] 2-5,7
 [Y]  - Y. FJIHIRA ET AL, "Transparent aqueous aluminium sulphate from alumina sludge", CHEMICAL ABSTRACTS, (19790625), vol. 90, no. 26, Database accession no. 206693v, page 162 [Y] 2 * abstract *
 [DX]  - S. SLANICKA, "Rapid-setting cement mixtures", CHEMICAL ABSTRACTS, (19890918), vol. 111, no. 6, Database accession no. 102002e, page 302 [DX] 1 * abstract *
Examination   - CHEMICAL ABSTRACTS, vol. 90, no. 26, 25. Juni 1979, Columbus, OhioUS;
    - abstract no. 206693vY. FJIHIRA ET AL 'Transparent aqueous aluminium sulphate from alumina sludge' Seite 162 ;
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.