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Extract from the Register of European Patents

EP About this file: EP2189623

EP2189623 - Generation of a pressure pulse of known magnitude [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.08.2013
Database last updated on 16.09.2024
Most recent event   Tooltip17.07.2015Lapse of the patent in a contracting state
New state(s): HU, LU		published on 19.08.2015  [2015/34]
Applicant(s)For:FR 
Services Pétroliers Schlumberger
42, rue Saint Dominique
75007 Paris / FR
For:GB  NL 
Schlumberger Holdings Limited
P.O. Box 71
Craigmuir Chambers
Road Town, Tortola / VG
For:BG  CZ  DE  DK  GR  HU  IE  IT  LT  PL  RO  SI  SK  TR 
Schlumberger Technology B.V.
Parkstraat 83-90
2514 JG The Hague / NL
For:AT  BE  CH  CY  EE  ES  FI  HR  IS  LI  LU  LV  MC  MT  NO  PT  SE 
Prad Research And Development Ltd
P.O. Box 71 Craigmuir Chambers Road Town
Tortola / VG
[N/P]
Former [2012/39]For:FR 
Services Pétroliers Schlumberger
42, rue Saint Dominique
75007 Paris / FR
For:GB  NL 
Schlumberger Holdings Limited
P.O. Box 71 Craigmuir Chamber Road Town
Tortola / VG
For:BG  CZ  DE  DK  GR  HU  IE  IT  LT  PL  RO  SI  SK  TR 
Schlumberger Technology B.V.
Parkstraat 83-90
2514 JG The Hague / NL
For:AT  BE  CH  CY  EE  ES  FI  HR  IS  LI  LU  LV  MC  MT  NO  PT  SE 
Prad Research And Development Ltd
P.O. Box 71 Craigmuir Chambers Road Town
Tortola / VG
Former [2012/21]For:FR 
Services Pétroliers Schlumberger
42, rue Saint Dominique
75007 Paris / FR
For:GB  NL 
Schlumberger Holdings Limited
P.O. Box 71 Craigmuir Chamber Road Town
Tortola / VG
For:BG  CZ  DE  DK  GR  HU  IE  IT  LT  PL  RO  SI  SK  TR 
Schlumberger Technology B.V.
Parkstraat 83-90
2514 JG The Hague / NL
For:AT  BE  CH  CY  EE  ES  FI  HR  IS  LI  LU  LV  MT  NO  PT  SE 
Prad Research And Development Ltd
P.O. Box 71 Craigmuir Chambers Road Town
Tortola / VG
Former [2010/21]For:FR 
Services Petroliers Schlumberger, Dénommée Slb
42 Rue Saint Dominique
75007 Paris / FR
For:GB  NL 
Schlumberger Holdings Limited
P.O. Box 71 Craigmuir Chamber Road Town
Tortola / VG
For:BG  CZ  DE  DK  GR  HU  IE  IT  LT  PL  RO  SI  SK  TR 
Schlumberger Technology B.V.
Parkstraat 83-90
2514 JG The Hague / NL
For:BG  CZ  DE  DK  GB  GR  HU  IE  IT  LT  NL  PL  RO  SI  SK  TR 
Prad Research And Development Ltd
P.O. Box 71 Craigmuir Chambers Road Town
Tortola / VG
Inventor(s)01 / Ramakrishnan, Terizhandur S.
1165 Hill Road
Boxborough, MA 01719 / US
02 / Tombari, John
167 North Taylor Point Drive
Spring, TX 77382 / US
 [2010/21]
Representative(s)Ford, Michael Frederick
Schlumberger Cambridge Research Limited
High Cross
Madingley Road
Cambridge CB3 0EL / GB
[N/P]
Former [2012/40]Ford, Michael Frederick
Schlumberger Cambridge Research Limited High Cross Madingley Road
Cambridge CB3 0EL / GB
Former [2010/21]Ford, Michael Frederick
Schlumberger Cambridge Research Limited High Cross Madingley Road
Cambridge CB3 0EL / GB
Application number, filing date10001978.502.07.2008
[2010/21]
Priority number, dateUS2007077317503.07.2007         Original published format: US 773175
[2010/21]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP2189623
Date:26.05.2010
Language:EN
[2010/21]
Type: A3 Search report 
No.:EP2189623
Date:25.08.2010
[2010/34]
Type: B1 Patent specification 
No.:EP2189623
Date:03.10.2012
Language:EN
[2012/40]
Search report(s)(Supplementary) European search report - dispatched on:EP28.07.2010
ClassificationIPC:E21B47/00, E21B47/10, E21B49/00, E21B49/10, E21B41/00, F15B21/12, G01V1/137, E21B28/00
[2010/34]
CPC:
E21B28/00 (EP,US); E21B47/005 (EP,US); E21B41/0064 (EP,US);
E21B47/117 (EP,US); E21B49/008 (EP,US); E21B49/10 (EP,US);
G01V1/137 (EP,US); Y02C20/40 (EP,US) (-)
Former IPC [2010/21]E21B47/00, E21B47/10, E21B49/00, E21B49/10, E21B41/00
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MT,   NL,   NO,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2010/21]
TitleGerman:Erzeugung eines Druckimpulses einer bekannten Größe[2010/21]
English:Generation of a pressure pulse of known magnitude[2010/21]
French:Génération d'impulsions à pression de magnitude connue[2010/21]
Examination procedure25.02.2010Examination requested  [2011/17]
09.03.2011Amendment by applicant (claims and/or description)
17.05.2011Despatch of a communication from the examining division (Time limit: M04)
14.09.2011Reply to a communication from the examining division
13.03.2012Cancellation of oral proceeding that was planned for 20.03.2012
20.03.2012Date of oral proceedings (cancelled)
07.05.2012Communication of intention to grant the patent
14.08.2012Fee for grant paid
14.08.2012Fee for publishing/printing paid
Parent application(s)   TooltipEP08781280.6  / EP2160503
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  17.05.2011
Opposition(s)04.07.2013No opposition filed within time limit [2013/37]
Request for further processing for:The application is deemed to be withdrawn due to failure to reply to the Extended European Search Report/Written Opinion of the International Searching Authority/International Preliminary Examination Report/Supplementary international search report/Supplementary European search report
09.03.2011Request for further processing filed
09.03.2011Full payment received (date of receipt of payment)
Request granted
31.03.2011Decision despatched
Fees paidRenewal fee
14.07.2010Renewal fee patent year 03
12.07.2011Renewal fee patent year 04
13.07.2012Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
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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  TooltipHU02.07.2008
AT03.10.2012
BE03.10.2012
CY03.10.2012
CZ03.10.2012
DK03.10.2012
EE03.10.2012
FI03.10.2012
HR03.10.2012
IT03.10.2012
LT03.10.2012
LV03.10.2012
MC03.10.2012
MT03.10.2012
NL03.10.2012
PL03.10.2012
RO03.10.2012
SE03.10.2012
SI03.10.2012
SK03.10.2012
TR03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
IE02.07.2013
LU02.07.2013
[2015/34]
Former [2015/32]AT03.10.2012
BE03.10.2012
CY03.10.2012
CZ03.10.2012
DK03.10.2012
EE03.10.2012
FI03.10.2012
HR03.10.2012
IT03.10.2012
LT03.10.2012
LV03.10.2012
MC03.10.2012
MT03.10.2012
NL03.10.2012
PL03.10.2012
RO03.10.2012
SE03.10.2012
SI03.10.2012
SK03.10.2012
TR03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
IE02.07.2013
Former [2014/33]AT03.10.2012
BE03.10.2012
CY03.10.2012
CZ03.10.2012
DK03.10.2012
EE03.10.2012
FI03.10.2012
HR03.10.2012
IT03.10.2012
LT03.10.2012
LV03.10.2012
MC03.10.2012
NL03.10.2012
PL03.10.2012
RO03.10.2012
SE03.10.2012
SI03.10.2012
SK03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
IE02.07.2013
Former [2014/14]AT03.10.2012
BE03.10.2012
CY03.10.2012
CZ03.10.2012
DK03.10.2012
EE03.10.2012
FI03.10.2012
HR03.10.2012
IT03.10.2012
LT03.10.2012
LV03.10.2012
MC03.10.2012
NL03.10.2012
PL03.10.2012
RO03.10.2012
SE03.10.2012
SI03.10.2012
SK03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
Former [2013/52]AT03.10.2012
BE03.10.2012
CY03.10.2012
CZ03.10.2012
DK03.10.2012
EE03.10.2012
FI03.10.2012
HR03.10.2012
IT03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
RO03.10.2012
SE03.10.2012
SI03.10.2012
SK03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
Former [2013/37]AT03.10.2012
BE03.10.2012
CZ03.10.2012
DK03.10.2012
EE03.10.2012
FI03.10.2012
HR03.10.2012
IT03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
RO03.10.2012
SE03.10.2012
SI03.10.2012
SK03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
Former [2013/35]AT03.10.2012
BE03.10.2012
CZ03.10.2012
DK03.10.2012
EE03.10.2012
FI03.10.2012
HR03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
SE03.10.2012
SI03.10.2012
SK03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
Former [2013/34]AT03.10.2012
BE03.10.2012
DK03.10.2012
FI03.10.2012
HR03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
SE03.10.2012
SI03.10.2012
BG03.01.2013
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
Former [2013/31]AT03.10.2012
BE03.10.2012
FI03.10.2012
HR03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
SE03.10.2012
SI03.10.2012
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
Former [2013/28]BE03.10.2012
FI03.10.2012
HR03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
SE03.10.2012
SI03.10.2012
GR04.01.2013
ES14.01.2013
IS03.02.2013
PT04.02.2013
Former [2013/24]BE03.10.2012
FI03.10.2012
HR03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
SE03.10.2012
SI03.10.2012
GR04.01.2013
ES14.01.2013
IS03.02.2013
Former [2013/23]FI03.10.2012
HR03.10.2012
LT03.10.2012
LV03.10.2012
NL03.10.2012
PL03.10.2012
SE03.10.2012
SI03.10.2012
ES14.01.2013
IS03.02.2013
Former [2013/22]FI03.10.2012
LT03.10.2012
NL03.10.2012
SE03.10.2012
SI03.10.2012
ES14.01.2013
IS03.02.2013
Former [2013/21]LT03.10.2012
SE03.10.2012
SI03.10.2012
Former [2013/20]LT03.10.2012
SI03.10.2012
Former [2013/11]SI03.10.2012
Documents cited:Search[A]US2005284625  (RODNEY PAUL F [US], et al) [A] 1-13 * paragraphs [0041] - [0046]; figure 6 *;
 [A]WO2006034580  (IND SOUND TECHNOLOGIES INC [CA], et al) [A] 1-13 * abstract *;
 [A]FR2071513  (INST DOBYCHI UGLYA) [A] 1-13 * page 4, lines 1-26; figures 1,3 *
by applicantUS2005284625
    - VAN EVERDINGEN, A.F., THE SKIN EFFECT AND ITS INFLUENCE ON THE PRODUCTIVE CAPACITY OF A WELL, TRANS. AIME, (1953), vol. 198, pages 171 - 176
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.