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Extract from the Register of European Patents

EP About this file: EP1697482

EP1697482 - OIL-BASED DRILLING FLUID COMPRISING A NON-POLLUTING EMULSIFYING SYSTEM WHICH CAN BE USED FOR ANY BASE OIL AND WHICH IS STABLE IN RESPECT OF GAS HYDRATES FORMATION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.05.2008
Database last updated on 20.09.2024
Most recent event   Tooltip25.09.2009Lapse of the patent in a contracting state
New state(s): TR		published on 28.10.2009  [2009/44]
Applicant(s)For all designated states
Institut Français du Pétrole
1 & 4 Avenue de Bois-Préau
92852 Rueil Malmaison Cedex / FR
For all designated states
Oleon N.V.
Assenedestraat 2
9940 Ertvelde / BE
[N/P]
Former [2006/36]For all designated states
Institut Français du Pétrole
1 & 4 Avenue de Bois-Préau
92852 Rueil Malmaison Cédex / FR
For all designated states
Oleon N.V.
Assenedestraat 2
9940 Ertvelde / BE
Inventor(s)01 / DALMAZZONE, Christine
2, rue St Symphorien
F-78000 Versailles / FR
02 / AUDIBERT-HAYET, Annie
10, place Blanche de Castille
F-78290 Croissy sur Seine / FR
03 / DEWATTINES, Carine
Meusegemstraat 73
B-1861 Wolvertem / BE
 [2006/36]
Representative(s)Guillat-Terpend, Michèle
IFP Energies nouvelles 1 et 4 avenue de Bois-Préau
92852 Rueil-Malmaison Cedex / FR
[N/P]
Former [2006/37]Guillat-Terpend, Michèle
Institut francais du pétrole 1 et 4, avenue de Bois-Préau
92852 Rueil-Malmaison Cedex / FR
Application number, filing date04786251.102.08.2004
[2006/36]
WO2004FR02076
Priority number, dateFR2003001026828.08.2003         Original published format: FR 0310268
[2006/36]
Filing languageFR
Procedural languageFR
PublicationType: A2 Application without search report
No.:WO2005023959
Date:17.03.2005
Language:FR
[2005/11]
Type: A2 Application without search report 
No.:EP1697482
Date:06.09.2006
Language:FR
The application published by WIPO in one of the EPO official languages on 17.03.2005 takes the place of the publication of the European patent application.
[2006/36]
Type: B1 Patent specification 
No.:EP1697482
Date:04.07.2007
Language:FR
[2007/27]
Search report(s)International search report - published on:EP02.06.2005
ClassificationIPC:C09K8/32
[2006/36]
CPC:
C09K8/36 (EP); C09K8/32 (EP); C09K2208/22 (EP)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IT,   LI,   LU,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2006/36]
Extension statesALNot yet paid
HRNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
TitleGerman:ÖLBASIERTE BOHRFLÜSSIGKEIT MIT EINEM UMWELTMÄSSIG UNBEDENKLICHEN, FÜR ALLE BASISÖLE EINSETZBAREN UND GEGENÜBER GASHYDRATBILDUNG STABILEN EMULGIERSYSTEM[2006/51]
English:OIL-BASED DRILLING FLUID COMPRISING A NON-POLLUTING EMULSIFYING SYSTEM WHICH CAN BE USED FOR ANY BASE OIL AND WHICH IS STABLE IN RESPECT OF GAS HYDRATES FORMATION[2006/36]
French:FLUIDE DE PUITS À BASE D' HUILE COMPRENANT UN SYSTÈME ÉMULSIFIANT NON-POLLUANT, UTILISABLE POUR TOUT TYPE D' HUILE DE BASE ET STABLE VIS-À -VIS DE LA FORMATION DES HYDRATES DE GAZ[2006/36]
Former [2006/36]ÖLBASIERTE BOHRFLÜSSIGKEIT MIT EINEM UMWELTMÄSSIG UNBEDENKLICHEN, FÜR ALLE BASISÖLE EINSETZBAREN UND GEGENÜBER GLASHYDRATÖLUNG STABILEN EMULGIERSYSTEM
Entry into regional phase28.03.2006National basic fee paid 
28.03.2006Designation fee(s) paid 
28.03.2006Examination fee paid 
Examination procedure22.03.2005Request for preliminary examination filed
International Preliminary Examining Authority: EP
28.03.2006Examination requested  [2006/36]
11.12.2006Communication of intention to grant the patent
23.04.2007Fee for grant paid
23.04.2007Fee for publishing/printing paid
Opposition(s)07.04.2008No opposition filed within time limit [2008/24]
Fees paidRenewal fee
31.08.2006Renewal fee patent year 03
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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  TooltipAT04.07.2007
CY04.07.2007
CZ04.07.2007
DK04.07.2007
EE04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
RO04.07.2007
SI04.07.2007
SK04.07.2007
TR04.07.2007
LU02.08.2007
BE31.08.2007
MC31.08.2007
BG04.10.2007
SE04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
HU05.01.2008
[2009/44]
Former [2009/41]AT04.07.2007
CY04.07.2007
CZ04.07.2007
DK04.07.2007
EE04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
RO04.07.2007
SI04.07.2007
SK04.07.2007
LU02.08.2007
BE31.08.2007
MC31.08.2007
BG04.10.2007
SE04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
HU05.01.2008
Former [2009/35]AT04.07.2007
CY04.07.2007
CZ04.07.2007
DK04.07.2007
EE04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
RO04.07.2007
SI04.07.2007
SK04.07.2007
BE31.08.2007
MC31.08.2007
BG04.10.2007
SE04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
Former [2009/11]AT04.07.2007
CZ04.07.2007
DK04.07.2007
EE04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
RO04.07.2007
SI04.07.2007
SK04.07.2007
BE31.08.2007
MC31.08.2007
BG04.10.2007
SE04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/40]AT04.07.2007
CZ04.07.2007
DK04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
RO04.07.2007
SI04.07.2007
SK04.07.2007
BE31.08.2007
MC31.08.2007
BG04.10.2007
SE04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/28]AT04.07.2007
CZ04.07.2007
DK04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
RO04.07.2007
SI04.07.2007
SK04.07.2007
MC31.08.2007
BG04.10.2007
SE04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/25]AT04.07.2007
CZ04.07.2007
DK04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
SI04.07.2007
SK04.07.2007
MC31.08.2007
BG04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/23]AT04.07.2007
DK04.07.2007
FI04.07.2007
IE04.07.2007
PL04.07.2007
SI04.07.2007
MC31.08.2007
BG04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/22]AT04.07.2007
DK04.07.2007
FI04.07.2007
PL04.07.2007
SI04.07.2007
MC31.08.2007
BG04.10.2007
GR05.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/14]AT04.07.2007
FI04.07.2007
PL04.07.2007
SI04.07.2007
BG04.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/11]FI04.07.2007
SI04.07.2007
BG04.10.2007
ES15.10.2007
PT04.12.2007
Former [2008/08]SI04.07.2007
ES15.10.2007
Former [2008/07]SI04.07.2007
Cited inInternational search[A]US2793188  (SWAIN CHARLES B, et al) [A] 1-3,6-13 * column 2, line 53 - column 3, line 5 * * column 4 *;
 [A]US4108779  (CARNEY LEROY L) [A] 1,4,5 * column 4, line 8 - line 60 *;
 [A]WO0194495  (INST FRACAIS DU PETROLE [FR], et al) [A] 1-13* tout le document *;
 [A]US2003114316  (PATEL ARVIND D [US], et al) [A] 1-3,6-13 * paragraph [0015] - paragraph [0019] *
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.