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Extract from the Register of European Patents

EP About this file: EP1242306

EP1242306 - METHOD FOR PRODUCING HIGH-PURITY SULPHURIC ACID [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  27.02.2004
Database last updated on 05.08.2024
Most recent event   Tooltip17.11.2006Lapse of the patent in a contracting state
New state(s): TR		published on 20.12.2006  [2006/51]
Applicant(s)For all designated states
Merck Patent GmbH
Frankfurter Strasse 250
64293 Darmstadt / DE
[N/P]
Former [2002/39]For all designated states
MERCK PATENT GmbH
Frankfurter Strasse 250
64293 Darmstadt / DE
Inventor(s)01 / HOSTALEK, Martin
Auf der Hardt 54 A
64291 Darmstadt / DE
02 / BÜTTNER, Werner
Im Erlich 6
64291 Darmstadt-Arheilgen / DE
03 / HAFNER, Rolf
Finkenweg 4
63329 Egelsbach / DE
04 / LU, Chih-Peng
No. 8 Lane 366 Chu-lin Road
Lin-kou Village Taipei County / TW
05 / KAN, Ching-Jung
38 Lane Jun-Tou Ding-Kan
Shuli Nan-Tou / TW
06 / SEITZ, Ekkehart
Daniel-Greiner-Weg 3
64342 Seeheim-Jugenheim / DE
07 / FRIEDEL, Ernst
Parkstrasse 85
64289 Darmstadt / DE
 [2002/39]
Application number, filing date00979672.307.12.2000
[2002/39]
WO2000EP12327
Priority number, dateDE199916350928.12.1999         Original published format: DE 19963509
[2002/39]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO0147804
Date:05.07.2001
Language:DE
[2001/27]
Type: A1 Application with search report 
No.:EP1242306
Date:25.09.2002
Language:DE
The application published by WIPO in one of the EPO official languages on 05.07.2001 takes the place of the publication of the European patent application.
[2002/39]
Type: B1 Patent specification 
No.:EP1242306
Date:23.04.2003
Language:DE
[2003/17]
Search report(s)International search report - published on:EP05.07.2001
ClassificationIPC:C01B17/90, C01B17/69
[2002/39]
CPC:
C01B17/69 (EP,US); C01B17/74 (KR); C01B17/90 (EP,US);
C01P2006/80 (EP,US)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2002/39]
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
SINot yet paid
TitleGerman:VERFAHREN ZUR HERSTELLUNG HOCHREINER SCHWEFELSÄURE[2002/39]
English:METHOD FOR PRODUCING HIGH-PURITY SULPHURIC ACID[2002/39]
French:PROCEDE POUR LA PRODUCTION D'ACIDE SULFURIQUE DE GRANDE PURETE[2002/39]
Entry into regional phase29.04.2002National basic fee paid 
29.04.2002Designation fee(s) paid 
29.04.2002Examination fee paid 
Examination procedure03.07.2001Request for preliminary examination filed
International Preliminary Examining Authority: EP
29.04.2002Examination requested  [2002/39]
04.11.2002Communication of intention to grant the patent
23.01.2003Fee for grant paid
23.01.2003Fee for publishing/printing paid
Opposition(s)26.01.2004No opposition filed within time limit [2004/16]
Fees paidRenewal fee
12.12.2002Renewal fee patent year 03
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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  TooltipFI23.04.2003
TR23.04.2003
DK23.07.2003
GR23.07.2003
PT23.07.2003
SE23.07.2003
ES30.10.2003
CY07.12.2003
LU07.12.2003
MC31.12.2003
[2006/51]
Former [2005/23]FI23.04.2003
DK23.07.2003
GR23.07.2003
PT23.07.2003
SE23.07.2003
ES30.10.2003
CY07.12.2003
LU07.12.2003
MC31.12.2003
Former [2005/02]FI23.04.2003
DK23.07.2003
GR23.07.2003
PT23.07.2003
SE23.07.2003
ES30.10.2003
CY07.12.2003
MC31.12.2003
Former [2004/36]FI23.04.2003
DK23.07.2003
GR23.07.2003
PT23.07.2003
SE23.07.2003
ES30.10.2003
CY07.12.2003
Former [2004/23]FI23.04.2003
DK23.07.2003
GR23.07.2003
PT23.07.2003
SE23.07.2003
ES30.10.2003
Former [2004/05]FI23.04.2003
GR23.07.2003
PT23.07.2003
SE23.07.2003
ES30.10.2003
Former [2004/04]GR23.07.2003
PT23.07.2003
SE23.07.2003
ES30.10.2003
Former [2004/02]GR23.07.2003
PT23.07.2003
SE23.07.2003
Former [2004/01]PT23.07.2003
SE23.07.2003
Former [2003/41]SE23.07.2003
Cited inInternational search[A]US3760061  (HAMMOND M);
 [A]EP0150282  (DEGUSSA [DE]);
 CS259353  [ ] (GASPIERIK IVAN [CS], et al);
 [A]US5711928  (MORISAKI AKIRA [JP]);
 [A]  - GASPIERIK, IVAN ET AL, "Manufacture of sulfuric acid useful in microelectronics", CHEMABS, CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US, Database accession no. 111:80844 CA, URL: STN, XP002163475 [A] 1-11 * 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.