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Extract from the Register of European Patents

EP About this file: EP3227470

EP3227470 - CORROSION INHIBITION [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  08.09.2017
Database last updated on 11.09.2024
FormerThe international publication has been made
Status updated on  31.05.2017
Most recent event   Tooltip13.09.2023New entry: Renewal fee paid 
Applicant(s)For:FR 
Services Pétroliers Schlumberger
42, rue Saint Dominique
75007 Paris / FR
For:AL  AT  BE  BG  CH  CY  CZ  DE  DK  EE  ES  FI  GB  GR  HR  HU  IE  IS  IT  LI  LT  LU  LV  MC  MK  MT  NL  NO  PL  PT  RO  RS  SE  SI  SK  SM  TR 
Schlumberger Technology B.V.
Parkstraat 83-89m
2514 JG The Hague / NL
[2017/41]
Inventor(s)01 / BARMATOV, Evgeny Borisovich
Schlumberger Gould Research Limited
High Cross
Madingley Road
Cambridge Cambridgeshire CB3 0EL / GB
02 / GEDDES, Jill F.
Schlumberger Gould Research Limited
High Cross
Madingley Road
Cambridge Cambridgeshire CB3 0EL / GB
03 / CRAWFORD, Lynne Patricia
Schlumberger Gould Research Limited
High Cross
Madingley Road
Cambridge Cambridgeshire CB3 0EL / GB
04 / HUGHES, Trevor Lloyd
Schlumberger Gould Research Limited
High Cross
Madingley Road
Cambridge Cambridgeshire CB3 0EL / GB
05 / NAGL-VOGEL, Michaela
Schlumberger Gould Research Limited
High Cross
Madingley Road
Cambridge Cambridgeshire CB3 0EL / GB
 [2017/41]
Representative(s)Schlumberger Intellectual Property Department
Parkstraat 83
2514 JG Den Haag / NL
[N/P]
Former [2017/41]Schlumberger Cambridge Research Limited
High Cross
Madingley Road
Cambridge CB3 0EL / GB
Application number, filing date15864760.219.10.2015
[2017/41]
WO2015US56144
Priority number, dateGB2014002165605.12.2014         Original published format: GB 201421656
[2017/41]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2016089487
Date:09.06.2016
Language:EN
[2016/23]
Type: A1 Application with search report 
No.:EP3227470
Date:11.10.2017
Language:EN
The application published by WIPO in one of the EPO official languages on 09.06.2016 takes the place of the publication of the European patent application.
[2017/41]
Search report(s)International search report - published on:KR09.06.2016
(Supplementary) European search report - dispatched on:EP19.11.2018
ClassificationIPC:C23F11/04, C23F11/08, C23F11/10, C23F11/12, C23F11/16, C23F11/173, C23F11/14, C09D5/08, C09K8/54, C09D7/63
[2018/31]
CPC:
C23F11/04 (EP,GB,US); C09D5/086 (EP,GB,US); C09D7/48 (EP,US);
C09D7/63 (GB,US); C09K8/54 (EP,US); C23F11/14 (GB);
C23F11/141 (EP,US); C23F11/149 (EP,US); C23F11/165 (EP,US);
C09K2208/32 (EP,US) (-)
Former IPC [2017/41]C23F11/00, C23F11/08, C23F11/10, C23F11/12, C23F11/16, C23F11/173
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2017/41]
TitleGerman:KORROSIONSHEMMUNG[2017/41]
English:CORROSION INHIBITION[2017/41]
French:INHIBITION DE LA CORROSION[2017/41]
Entry into regional phase30.05.2017National basic fee paid 
30.05.2017Search fee paid 
30.05.2017Designation fee(s) paid 
30.05.2017Examination fee paid 
Examination procedure30.05.2017Examination requested  [2017/41]
30.05.2017Date on which the examining division has become responsible
01.08.2019Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
05.08.2019Amendment by applicant (claims and/or description)
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
05.08.2019Request for further processing filed
05.08.2019Full payment received (date of receipt of payment)
Request granted
03.09.2019Decision despatched
The application is deemed to be withdrawn due to failure to indicate the wish to proceed further with the application
05.08.2019Request for further processing filed
05.08.2019Full payment received (date of receipt of payment)
Request granted
03.09.2019Decision despatched
Fees paidRenewal fee
31.10.2017Renewal fee patent year 03
30.10.2018Renewal fee patent year 04
15.10.2019Renewal fee patent year 05
14.10.2020Renewal fee patent year 06
29.09.2021Renewal fee patent year 07
15.09.2022Renewal fee patent year 08
13.09.2023Renewal fee patent year 09
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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.
Documents cited:Search[XI]US3081304  (ROGIER EDGAR R) [X] 1-5,8-11 * example -; claim - * [I] 15;
 [Y]US3854959  (COSTAIN W, et al) [Y] 13,14 * column 1, line 33 - column 2, line 3; claim - *;
 [XYI]US3876371  (COSTAIN WINSTON, et al) [X] 1-3,5-11 * column 1, line 19 - column 2, line 32; examples 57, 76; claim - * [Y] 13,14 [I] 4,12-15;
 [XI]GB1434354  (ICI LTD) [X] 1-3,5,8-11 * page 1, line 15 - page 2, line 52; examples 1-7; claim - * [I] 4,12,15;
 [IY]EP0212752  (SCHLUMBERGER DOWELL INC [US]) [I] 1-5,8-12,15 * column 2, line 28 - column 3, line 3; claim - * [Y] 13,14;
 [XYI]US4734259  (FRENIER WAYNE W [US], et al) [X] 1-4,8-11 * column 3, line 10 - column 4, line 55; claim - * * column 1, lines 8-27 * [Y] 13,14 [I] 5,12,15;
 [Y]WO2010023638  (SCHLUMBERGER CA LTD [CA], et al) [Y] 13,14 * claim - *;
 [XI]CN102049213  (UNIV CHINA WEST NORMAL) [X] 1-4,10,11 * abstract * [I] 12,15;
 [XI]CN101892042B  (CHINA NAT OFFSHORE OIL CORP, et al) [X] 1-5,10,11 * paragraph [0034]; example -; claim - * [I] 12,15;
 [XI]CN103865506  (SHANDONG TAIHE WATER TREAT CO LTD) [X] 1-3,5,10,11 * example -; claim - * [I] 12,15;
 [XI]CN103014715B  (UNIV JIANGSU SCIENCE & TECH) [X] 1-3,5-7,10,11 * example -; claim - * [I] 12,15;
 [XI]  - G. L. FOSTER ET AL, "Acetylenic Corrosion Inhibitors", INDUSTRIAL AND ENGINEERING CHEMISTRY, US, (19590701), vol. 51, no. 7, doi:10.1021/ie50595a027, ISSN 0019-7866, pages 825 - 828, XP055484868 [X] 1,2,5-7,10,11 * "Replacement of Hydroxyl Group";; table 1 * [I] 8,9,12-15

DOI:   http://dx.doi.org/10.1021/ie50595a027
 [XI]  - N. I. PODOBAEV ET AL, "A Review of Acetylene Compounds as Inhibitors of Acid Corrosion of Iron", PROTECTION OF METALS., US, (20040101), vol. 40, no. 1, doi:10.1023/B:PROM.0000013105.48781.86, ISSN 0033-1732, pages 7 - 13, XP055484890 [X] 1-3,5,10,11 * "Nitrogen-Containing Acetylene Compounds"; page 8 * [I] 12,15

DOI:   http://dx.doi.org/10.1023/B:PROM.0000013105.48781.86
 [X]  - FERREIRA E S ET AL, "Evaluation of the inhibitor effect of L-ascorbic acid on the corrosion of mild steel", MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER SA, SWITZERLAND, TAIWAN, REPUBLIC OF CHINA, vol. 83, no. 1, doi:10.1016/J.MATCHEMPHYS.2003.09.020, ISSN 0254-0584, (20040115), pages 129 - 134, (20031113), XP002555790 [X] 1,2,5,10,11 * abstract *

DOI:   http://dx.doi.org/10.1016/j.matchemphys.2003.09.020
 [A]  - FINSGAR MATJAZ ET AL, "Application of corrosion inhibitors for steels in acidic media for the oil and gas industry: A review", CORROSION SCIENCE, (20140509), vol. 86, doi:10.1016/J.CORSCI.2014.04.044, ISSN 0010-938X, pages 17 - 41, XP028859076 [A] 1-15 * the whole document *

DOI:   http://dx.doi.org/10.1016/j.corsci.2014.04.044
International search[A]US4028268  (SULLIVAN RD DANIEL S, et al) [A] 1-3 * See column 3, line 1 - column 4, line 2; and claim 1. *;
 [A]US4734259  (FRENIER WAYNE W [US], et al) [A] 1-3* See column 3, line 62 - column 5, line 47; and claim 1. *;
 [A]US5976416  (BREZINSKI MICHAEL M [NL]) [A] 1-3 * See column 4, lines 3-35; and claim 1. *;
 [A]US2010261623  (CASSIDY JUANITA M [US], et al) [A] 1-3 * See paragraphs [0017]-[0019]; and claims 1, 2. *;
 [A]US2013112106  (MALWITZ MARK A [US], et al) [A] 1-3 * See paragraphs [0034]-[0039]; and claim 1. *
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.