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Extract from the Register of European Patents

EP About this file: EP2285937

EP2285937 - METHODS FOR BREAKING CRUDE OIL AND WATER EMULSIONS [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  31.10.2014
Database last updated on 11.09.2024
Most recent event   Tooltip31.10.2014Application deemed to be withdrawnpublished on 03.12.2014  [2014/49]
Applicant(s)For all designated states
General Electric Company
1 River Road
Schenectady, NY 12345 / US
[2011/08]
Inventor(s)01 / PATEL, Nimeshkumar Kantilal
Flat F-2 Sharada Enclave 2nd Main Road Malleshpalaya Extension Vignan Nagar Bangalore
Karnataka 560 075 / IN
02 / SURESH, Seethalakshmi
Flat 204 Lohith Paradise Apartments Near Tyco Electronics Hoodi Bangalore
Karnataka 560 048 / IN
 [2011/08]
Representative(s)Szary, Anne Catherine
GPO Europe
GE International Inc. The Ark
201 Talgarth Road
Hammersmith
London W6 8BJ / GB
[N/P]
Former [2011/08]Szary, Anne Catherine
London Patent Operation GE International Inc. 15 John Adam Street London
WC2N 6LU / GB
Application number, filing date08871693.117.12.2008
[2011/08]
WO2008US87163
Priority number, dateUS2008002321131.01.2008         Original published format: US 23211
[2011/08]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2009097061
Date:06.08.2009
Language:EN
[2009/32]
Type: A1 Application with search report 
No.:EP2285937
Date:23.02.2011
Language:EN
The application published by WIPO in one of the EPO official languages on 06.08.2009 takes the place of the publication of the European patent application.
[2011/08]
Search report(s)International search report - published on:EP06.08.2009
ClassificationIPC:C10G29/20, C10G29/22, C10G33/04, C02F1/52, B01D17/04
[2011/08]
CPC:
C10G33/04 (EP,US); B01D17/042 (EP,US); B01D17/047 (EP,US);
B01D3/00 (EP,US); C02F1/682 (EP,US); C10G29/20 (EP,US);
C10G29/22 (EP,US); C10G31/08 (EP,US); C02F2101/32 (EP,US);
C02F2103/10 (EP,US); C02F2305/04 (EP,US) (-)
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 [2011/08]
TitleGerman:VERFAHREN ZUM BRECHEN VON ROHÖL-WASSER-EMULSIONEN[2011/08]
English:METHODS FOR BREAKING CRUDE OIL AND WATER EMULSIONS[2011/08]
French:PROCÉDÉS POUR CASSER DES ÉMULSIONS DE PÉTROLE BRUT ET D'EAU[2011/08]
Entry into regional phase31.08.2010National basic fee paid 
31.08.2010Designation fee(s) paid 
31.08.2010Examination fee paid 
Examination procedure29.07.2010Amendment by applicant (claims and/or description)
31.08.2010Examination requested  [2011/08]
26.09.2011Despatch of a communication from the examining division (Time limit: M06)
17.07.2012Reply to a communication from the examining division
01.07.2014Application deemed to be withdrawn, date of legal effect  [2014/49]
29.07.2014Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [2014/49]
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  26.09.2011
Request for further processing for:The application is deemed to be withdrawn due to failure to reply to the examination report
17.07.2012Request for further processing filed
17.07.2012Full payment received (date of receipt of payment)
Request granted
01.08.2012Decision despatched
Fees paidRenewal fee
03.01.2011Renewal fee patent year 03
02.01.2012Renewal fee patent year 04
02.01.2013Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.12.201306   M06   Not yet paid
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Cited inInternational search[X]US4321147  (MCCOY DAVID R, et al) [X] 1-26 * example VI *;
 [X]US5558768  (IKURA MICHIO [CA], et al) [X] 1-26 * column 3, line 32 - line 34 * * table 1 *;
 [A]US5164116  (BERKHOF RUDI [NL], et al) [A] 9,22 * claim 1 *;
 [A]US4705834  (BAUR RICHARD [DE], et al) [A] 1,5,6,8,14,18,19 * column 4, line 10 - line 19 *;
 [A]US2560333  (DE GROOTE MELVIN, et al) [A] 3-6,16-19 * claim 1 *;
 [A]US2007111903  (ENGEL DAVID B [US], et al) [A] 1-26 * paragraph [0040] *;
 [A]US3977472  (GRAHAM JOHN W, et al) [A] 1-26 * table 1 *;
 [A]US2006135628  (NEWMAN STEVEN P [GB], et al) [A] 1-26 * claims 34-39 *;
 [A]US4098692  (BAKER ALAN STUART, et al) [A] 8,21 * column 2, line 55 *;
 [A]US4737265  (MERCHANT JR PHILIP [US], et al) [A] 8-21 * column 7, line 7 - line 12 *;
 [PX]WO2008020907  (EXXONMOBIL UPSTREAM RES CO [US], et al) [PX] 1,2,12,13 * example 1 *
 [A]  - P. ALEXANDRIDIS, T.A. HATTON, "Poly(ethylene oxide)-poly(propylene oxide)-poly(ethylene oxide) block copolymer surfactants in aqueous solutions and at interfaces: thermodynamics, structure, dynamics, and modeling", COLLOIDS AND SURFACES A: PHYSICOCHEMICAL AND ENGINEERING ASPECTS, (1995), vol. 96, pages 1 - 46, XP002515653 [A] 1-26 * figure 2; table 1 *

DOI:   http://dx.doi.org/10.1016/0927-7757(94)03028-X
 [X]  - TSUNEHIKO KUWAMURA, HIDEO TAKAHASHI, TOICHIRO HATORI, "Surface Active Block Copolymers: I. The preparation and some surface active properties of block copolymers of tetrahydrofuran and ethylene oxide", JOURNAL OF THE AMERICAN OIL CHEMISTS' SOCIETY, (197101), vol. 48, pages 29 - 34, XP002523220 [X] 1-26 * figure 3; table 1 * * page 32 *

DOI:   http://dx.doi.org/10.1007/BF02673238
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.