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Extract from the Register of European Patents

EP About this file: EP2064411

EP2064411 - DOWNHOLE HYDRAULIC CONTROL SYSTEM WITH FAILSAFE FEATURES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.04.2013
Database last updated on 15.11.2024
Most recent event   Tooltip19.04.2013No opposition filed within time limitpublished on 22.05.2013  [2013/21]
Applicant(s)For all designated states
Baker Hughes Incorporated
P. O. Box 4740
Houston, TX 77027 / US
[2009/23]
Former [2008/36]For all designated states
Baker Hughes Incorporated
P.O. Box 4740
Houston, TX 77027 / US
Inventor(s)01 / BANE, Darren, E.
4304 N Poplar Ave
Broken Arrow, OK 74012 / US
02 / ANDERSON, David, Z.
1442 East 140th Pl.
Glenpool, OK 74033 / US
03 / JACKSON, Aaron, T.
17726 Placid Trails Drive
Tomball, TX 77377 / US
04 / BEALL, Cliff
8002 South Peach Circle
Broken Arrow, OK 74011 / US
05 / WELCH, Edward, W.
105 South Kalanchoe Avenue
Broken Arrow, OK 74012 / US
06 / WAGNER, Alan, N.
3746 South 194 East Avenue
Broken Arrow, OK 74014 / US
 [2012/16]
Former [2009/31]01 / BANE, Darren, E.
4304 N Poplar Ave
Broken Arrow, OK 74012 / US
02 / ANDERSON, David, Z.
1442 East 140th Pl.
Glenpool, OK 74033 / US
03 / JACKSON, Aaron, T.
17726 Placid Trails Drive
Tomball, TX 77377 / US
04 / CLIFF, Beall
8002 South Peach Circle
Broken Arrow, OK 74011 / US
05 / WELCH, Edward, W.
105 South Kalanchoe Avenue
Broken Arrow, OK 74012 / US
06 / WAGNER, Alan, N.
3746 South 194 East Avenue
Broken Arrow, OK 74014 / US
Former [2009/23]01 / BANE, Darren, E.
4810 S 197th E. Ave
Broken Arrow, OK 74014 / US
02 / ANDERSON, David, Z.
1442 East 140th Pl.
Glenpool, OK 74033 / US
03 / JACKSON, Aaron, T.
17726 Placid Trails Drive
Tomball, TX 77377 / US
04 / CLIFF, Beall
8002 South Peach Circle
Broken Arrow, OK 74011 / US
05 / WELCH, Edward, W.
105 South Kalanchoe Avenue
Broken Arrow, OK 74012 / US
06 / WAGNER, Alan, N.
3746 South 194 East Avenue
Broken Arrow, OK 74014 / US
Representative(s)Sloboshanin, Sergej, et al
V. Füner, Ebbinghaus, Finck, Hano Mariahilfplatz 3
81541 München / DE
[2009/23]
Application number, filing date07842521.214.09.2007
[2009/23]
WO2007US78514
Priority number, dateUS2006052259818.09.2006         Original published format: US 522598
[2010/11]
Former [2009/23]US2006052269318.09.2006
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2008036570
Date:27.03.2008
Language:EN
[2008/13]
Type: A2 Application without search report 
No.:EP2064411
Date:03.06.2009
Language:EN
The application published by WIPO in one of the EPO official languages on 27.03.2008 takes the place of the publication of the European patent application.
[2009/23]
Type: B1 Patent specification 
No.:EP2064411
Date:13.06.2012
Language:EN
[2012/24]
Search report(s)International search report - published on:EP22.05.2008
ClassificationIPC:E21B23/06, E21B41/00, E21B34/10
[2011/50]
CPC:
E21B34/10 (EP,US); E21B23/065 (EP,US)
Former IPC [2009/23]E21B34/10
Designated contracting statesFR,   GB [2009/23]
TitleGerman:HYDRAULISCHES BOHRLOCHSTEUERUNGSSYSTEM MIT AUSFALLSICHEREN FUNKTIONEN[2009/23]
English:DOWNHOLE HYDRAULIC CONTROL SYSTEM WITH FAILSAFE FEATURES[2009/23]
French:SYSTÈME DE CONTRÔLE HYDRAULIQUE DE FOND DE TROU AVEC CARACTÉRISTIQUES DE SÛRETÉ[2009/23]
Entry into regional phase23.03.2009National basic fee paid 
23.03.2009Designation fee(s) paid 
23.03.2009Examination fee paid 
Examination procedure23.03.2009Examination requested  [2009/23]
22.02.2010Despatch of a communication from the examining division (Time limit: M06)
18.08.2010Reply to a communication from the examining division
08.02.2011Despatch of a communication from the examining division (Time limit: M04)
01.06.2011Reply to a communication from the examining division
01.12.2011Communication of intention to grant the patent
08.03.2012Fee for grant paid
08.03.2012Fee for publishing/printing paid
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  22.02.2010
Opposition(s)14.03.2013No opposition filed within time limit [2013/21]
Fees paidRenewal fee
25.09.2009Renewal fee patent year 03
27.09.2010Renewal fee patent year 04
26.09.2011Renewal fee patent year 05
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Cited inInternational search[X]GB2148979  (CAMCO INC);
 [X]GB2243634  (AVA INT CORP [US]);
 [X]US2002046845  (RAYSSIGUIER CHRISTOPHE M [US], et al);
 [A]WO03062595  (BAKER HUGHES INC [US])
by applicantGB2243634
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.