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Extract from the Register of European Patents

EP About this file: EP0957086

EP0957086 - Process for the removal of metal compounds from an aqueous acid solution [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  09.09.2005
Database last updated on 13.11.2024
Most recent event   Tooltip09.09.2005Application deemed to be withdrawnpublished on 26.10.2005  [2005/43]
Applicant(s)For all designated states
Haldor Topso̸e A/S
Nymollevej 55
2800 Lyngby / DK
[N/P]
Former [1999/46]For all designated states
Haldor Topsoe A/S
Nymollevej 55
DK-2800 Lyngby / DK
Inventor(s)01 / Hommeltoft, Sven Ivar
Petersborgvej 9
3400 Hillerod / DK
02 / Roen, Susanna Lyng
Bekkasin 9
2970 Horsholm / DK
[1999/46]
Application number, filing date99108989.706.05.1999
[1999/46]
Priority number, dateUS19980085531P14.05.1998         Original published format: US 85531 P
[1999/46]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0957086
Date:17.11.1999
Language:EN
[1999/46]
Type: A3 Search report 
No.:EP0957086
Date:12.02.2003
[2003/07]
Search report(s)(Supplementary) European search report - dispatched on:EP30.12.2002
ClassificationIPC:C07C303/44, C07C309/06
[1999/46]
CPC:
C07C303/44 (EP,US)
C-Set:
C07C303/44, C07C309/06 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL [2003/44]
Former [1999/46]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Verfahren zur Entfernung von metallischen Verbindungen aus einer säuren wässrigen Lösung[1999/46]
English:Process for the removal of metal compounds from an aqueous acid solution[1999/46]
French:Procédé pour l'élimination de composés métalliques dans une solution aqueuse acide[1999/46]
Examination procedure12.08.2003Examination requested  [2003/42]
27.05.2004Despatch of a communication from the examining division (Time limit: M04)
15.09.2004Reply to a communication from the examining division
07.12.2004Despatch of a communication from the examining division (Time limit: M04)
19.04.2005Application deemed to be withdrawn, date of legal effect  [2005/43]
25.05.2005Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2005/43]
Fees paidRenewal fee
31.05.2001Renewal fee patent year 03
31.05.2002Renewal fee patent year 04
02.06.2003Renewal fee patent year 05
01.06.2004Renewal fee patent year 06
31.05.2005Renewal fee patent year 07
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Documents cited:Search[A]US3496224  (AYERS GEORGE W, et al) [A] 1* column W *;
 [X]US3882018  (DEPREE DAVID O) [X] 1 * column W *
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