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Extract from the Register of European Patents

EP About this file: EP1383983

EP1383983 - METHOD OF RECYCLING WATER CONTAMINATED OIL BASED DRILLING FLUID [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.10.2010
Database last updated on 14.09.2024
Most recent event   Tooltip19.10.2012Lapse of the patent in a contracting state
New state(s): TR		published on 21.11.2012  [2012/47]
Applicant(s)For all designated states
M-I L.L.C.
5950 North Course Drive
Houston, TX 77072 / US
[2004/05]
Inventor(s)01 / MUELLER, Frank, Manfred, Franz
Fjellstoellevein 6
N-4027 Stavanger / NO
 [2004/05]
Representative(s)Brochard, Pascale
Osha Liang
32 Avenue de l'Opéra
75002 Paris / FR
[N/P]
Former [2009/13]Brochard, Pascale
Osha Liang 32 avenue de l'Opéra
75002 Paris / FR
Former [2008/45]Jorio, Paolo, et al
STUDIO TORTA Via Viotti 9
10121 Torino / IT
Former [2004/05]Jorio, Paolo, et al
STUDIO TORTA S.r.l., Via Viotti, 9
10121 Torino / IT
Application number, filing date02764349.324.04.2002
[2004/05]
WO2002US13171
Priority number, dateUS20010286236P24.04.2001         Original published format: US 286236 P
[2004/05]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO02086280
Date:31.10.2002
Language:EN
[2002/44]
Type: A1 Application with search report 
No.:EP1383983
Date:28.01.2004
Language:EN
The application published by WIPO in one of the EPO official languages on 31.10.2002 takes the place of the publication of the European patent application.
[2004/05]
Type: B1 Patent specification 
No.:EP1383983
Date:02.12.2009
Language:EN
[2009/49]
Search report(s)International search report - published on:EP31.10.2002
ClassificationIPC:E21B21/06, B01D17/04, C10G33/04
[2004/05]
CPC:
E21B21/068 (EP,US); B01D17/0208 (EP,US); B01D17/0217 (EP,US);
B01D17/047 (EP,US); C10G33/04 (EP,US)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2004/05]
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
SINot yet paid
TitleGerman:VERFAHREN ZUR REINIGUNG VON WASSER VERUNREINIGT DURCH AUF ÖL-BASIERENDER BOHRFLÜFLÜSSIGKEIT[2004/05]
English:METHOD OF RECYCLING WATER CONTAMINATED OIL BASED DRILLING FLUID[2004/05]
French:PROCEDE PERMETTANT DE RECYCLER UN FLUIDE DE FORAGE A BASE D'HUILE CONTAMINEE PAR DE L'EAU[2004/05]
Entry into regional phase21.11.2003National basic fee paid 
21.11.2003Designation fee(s) paid 
21.11.2003Examination fee paid 
Examination procedure06.11.2002Request for preliminary examination filed
International Preliminary Examining Authority: EP
21.11.2003Examination requested  [2004/05]
14.03.2008Despatch of a communication from the examining division (Time limit: M04)
16.07.2008Reply to a communication from the examining division
19.02.2009Cancellation of oral proceeding that was planned for 03.03.2009
19.02.2009Minutes of oral proceedings despatched
25.02.2009Despatch of a communication from the examining division (Time limit: M02)
03.03.2009Date of oral proceedings
03.03.2009Date of oral proceedings (cancelled)
27.04.2009Reply to a communication from the examining division
19.06.2009Communication of intention to grant the patent
19.10.2009Fee for grant paid
19.10.2009Fee for publishing/printing paid
Opposition(s)03.09.2010No opposition filed within time limit [2010/45]
Fees paidRenewal fee
28.04.2004Renewal fee patent year 03
08.07.2005Renewal fee patent year 04
27.03.2006Renewal fee patent year 05
10.04.2007Renewal fee patent year 06
18.03.2008Renewal fee patent year 07
07.04.2009Renewal fee patent year 08
Penalty fee
Additional fee for renewal fee
30.04.200504   M06   Fee paid on   08.07.2005
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  TooltipAT02.12.2009
BE02.12.2009
CY02.12.2009
DK02.12.2009
FI02.12.2009
SE02.12.2009
TR02.12.2009
GR03.03.2010
ES13.03.2010
PT02.04.2010
IE24.04.2010
LU24.04.2010
CH30.04.2010
LI30.04.2010
MC30.04.2010
[2012/47]
Former [2012/43]AT02.12.2009
BE02.12.2009
CY02.12.2009
DK02.12.2009
FI02.12.2009
SE02.12.2009
GR03.03.2010
ES13.03.2010
PT02.04.2010
IE24.04.2010
LU24.04.2010
CH30.04.2010
LI30.04.2010
MC30.04.2010
Former [2011/10]AT02.12.2009
BE02.12.2009
CY02.12.2009
DK02.12.2009
FI02.12.2009
SE02.12.2009
GR03.03.2010
ES13.03.2010
PT02.04.2010
IE24.04.2010
CH30.04.2010
LI30.04.2010
MC30.04.2010
Former [2011/07]AT02.12.2009
BE02.12.2009
CY02.12.2009
DK02.12.2009
FI02.12.2009
SE02.12.2009
GR03.03.2010
ES13.03.2010
PT02.04.2010
IE24.04.2010
MC30.04.2010
Former [2010/50]AT02.12.2009
BE02.12.2009
CY02.12.2009
FI02.12.2009
SE02.12.2009
GR03.03.2010
ES13.03.2010
PT02.04.2010
MC30.04.2010
Former [2010/48]AT02.12.2009
BE02.12.2009
CY02.12.2009
FI02.12.2009
SE02.12.2009
GR03.03.2010
ES13.03.2010
PT02.04.2010
Former [2010/37]AT02.12.2009
BE02.12.2009
CY02.12.2009
FI02.12.2009
SE02.12.2009
ES13.03.2010
PT02.04.2010
Former [2010/35]AT02.12.2009
CY02.12.2009
FI02.12.2009
SE02.12.2009
ES13.03.2010
PT02.04.2010
Former [2010/32]AT02.12.2009
CY02.12.2009
FI02.12.2009
SE02.12.2009
ES13.03.2010
Former [2010/30]AT02.12.2009
CY02.12.2009
FI02.12.2009
SE02.12.2009
Former [2010/25]CY02.12.2009
FI02.12.2009
SE02.12.2009
Former [2010/22]FI02.12.2009
SE02.12.2009
Cited inInternational search[YA]US4269271  (SHUPE RUSSELL D, et al) [Y] 1,2,5 * column 3, line 6 - line 61 * * column 5, line 61 - column 6, line 58 *[A] 9,10;
 [Y]US5195847  (GUYMON E PARK [US]) [Y] 1,5 * column 2, line 24 - line 27 * * column 3, line 33 - column 4, line 32 *;
 [Y]WO9635040  (CHEVRON USA INC [US]) [Y] 1,2,5 * page 10, line 13 - page 13, line 18 *;
 [YP]US6267716  (QUINTERO LIRIO [US]) [YP] 1,2,5 * column 2, line 3 - column 4, line 56 *
by applicantEP0271943
 US5254531
    - H. C. H. DARLEY; GEORGE R. GRAY, Composition and Properties of Drilling and Completion Fluids, GULF PUBLISHING COMPANY, (1988), pages 328 - 332
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.