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Extract from the Register of European Patents

EP About this file: EP2545145

EP2545145 - METHOD FOR REDUCING DEPOSITS IN AN ENGINE WITH A FUEL COMPOSITION COMPRISING A DETERGENT AND A QUATERNARY AMMONIUM SALT ADDITIVE [Right-click to bookmark this link]
Former [2013/03]FUEL COMPOSITION COMPRISING DETERGENT AND QUATERNARY AMMONIUM SALT ADDITIVE
[2017/09]
StatusPatent revoked
Status updated on  28.04.2023
Database last updated on 03.09.2024
FormerThe patent has been granted
Status updated on  23.06.2017
FormerGrant of patent is intended
Status updated on  08.06.2017
FormerExamination is in progress
Status updated on  05.04.2017
FormerGrant of patent is intended
Status updated on  14.02.2017
Most recent event   Tooltip28.04.2023Revocation of patentpublished on 31.05.2023  [2023/22]
Applicant(s)For all designated states
Innospec Limited
Innospec Manufacturing Park Oil Sites Road Ellesmere Port
Cheshire CH65 4EY / GB
[2013/03]
Inventor(s)01 / REID, Jacqueline
Cheshire View
Stonehill Barns
Cymau Lane
Cymau LL12 9TQ / GB
02 / BURGESS, Vince
Innospec Manufacturing Park
Oil Sites Road
Ellesmere
Port Cheshire CH65 4EY / GB
 [2013/03]
Representative(s)Appleyard Lees IP LLP
15 Clare Road
Halifax HX1 2HY / GB
[2017/30]
Former [2013/03]Delaney, Jennifer
Appleyard Lees
15 Clare Road
Halifax
HX1 2HY / GB
Application number, filing date11709796.410.03.2011
[2017/30]
WO2011GB50479
Priority number, dateGB2010000397310.03.2010         Original published format: GB 201003973
[2013/03]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2011110860
Date:15.09.2011
Language:EN
[2011/37]
Type: A1 Application with search report 
No.:EP2545145
Date:16.01.2013
Language:EN
The application published by WIPO in one of the EPO official languages on 15.09.2011 takes the place of the publication of the European patent application.
[2013/03]
Type: B1 Patent specification 
No.:EP2545145
Date:26.07.2017
Language:EN
[2017/30]
Search report(s)International search report - published on:EP15.09.2011
ClassificationIPC:C10L1/224
[2013/03]
CPC:
C10L10/04 (EP,US); C10L1/18 (US); C10L1/22 (US);
C10L10/06 (EP,US); C10L1/1817 (US); C10L1/1824 (EP,US);
C10L1/1881 (EP,US); C10L1/189 (EP,US); C10L1/221 (US);
C10L1/226 (EP,US); C10L1/232 (EP,US); C10L1/2383 (EP,US);
C10L1/2387 (EP,US); C10L2200/0259 (US); C10L2200/029 (EP,US);
C10L2200/0446 (EP,US); C10L2250/04 (US); C10L2270/026 (EP,US) (-)
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 [2013/03]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:METHODE ZUR VERRINGERUNG VON MOTORENABLAGERUNGEN MIT EINER TREIBSTOFFZUSAMMENSETZUNG ENTHALTEND EIN DETERGENS UND EIN QUARTERNÄRES AMMONIUMSALZ[2017/09]
English:METHOD FOR REDUCING DEPOSITS IN AN ENGINE WITH A FUEL COMPOSITION COMPRISING A DETERGENT AND A QUATERNARY AMMONIUM SALT ADDITIVE[2017/09]
French:MÉTHODE À RÉDUIRE LES DÉPOTS DANS UN MOTEUR AVEC UNE COMPOSITION DE CARBURANT COMPRENNANT UN DETERGENT ET UN SEL D'AMMONIUM QUARTERNAIRE[2017/09]
Former [2013/03]KRAFTSTOFFZUSAMMENSETZUNG MIT EINEM DETERGENS UND EINEM QUARTÄREN AMMONIUMSALZZUSATZ
Former [2013/03]FUEL COMPOSITION COMPRISING DETERGENT AND QUATERNARY AMMONIUM SALT ADDITIVE
Former [2013/03]COMPOSITION DE CARBURANT COMPRENANT UN ADDITIF DÉTERGENT ET UN ADDITIF SEL D'AMMONIUM QUATERNAIRE
Entry into regional phase30.08.2012National basic fee paid 
30.08.2012Designation fee(s) paid 
30.08.2012Examination fee paid 
Examination procedure30.08.2012Examination requested  [2013/03]
22.04.2013Amendment by applicant (claims and/or description)
14.08.2013Despatch of a communication from the examining division (Time limit: M06)
18.02.2014Reply to a communication from the examining division
16.06.2014Despatch of a communication from the examining division (Time limit: M04)
23.10.2014Reply to a communication from the examining division
16.02.2015Despatch of a communication from the examining division (Time limit: M04)
16.06.2015Reply to a communication from the examining division
04.03.2016Despatch of a communication from the examining division (Time limit: M06)
01.09.2016Reply to a communication from the examining division
15.02.2017Communication of intention to grant the patent
29.03.2017Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
29.03.2017Fee for grant paid
29.03.2017Fee for publishing/printing paid
09.06.2017Communication of intention to grant the patent
20.06.2017Receipt of the translation of the claim(s)
Divisional application(s)EP15178160.6  / EP2966151
EP18189048.4  / EP3447111
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  14.08.2013
Opposition(s)Opponent(s)01  14.03.2018  20.03.2018  ADMISSIBLE
Afton Chemical Corporation
500 Spring Street
Richmond, Virginia 23219 / US
Opponent's representative
J A Kemp LLP
80 Turnmill Street
London EC1M 5QU / GB
 02  26.04.2018  02.05.2018  ADMISSIBLE
TotalEnergies Marketing Services
24 Cours Michelet
92800 Puteaux / FR
Opponent's representative
Casalonga
Casalonga & Partners
Bayerstraße 71/73
80335 München / DE
 [2023/04]
Former [2018/23]
Opponent(s)01  14.03.2018  20.03.2018  ADMISSIBLE
Afton Chemical Corporation
500 Spring Street
Richmond, Virginia 23219 / US
Opponent's representative
J A Kemp
14 South Square
Gray's Inn
London WC1R 5JJ / GB
 02  26.04.2018  02.05.2018  ADMISSIBLE
Total Marketing Services
24 Cours Michelet
92800 Puteaux / FR
Opponent's representative
Casalonga
Casalonga & Partners
Bayerstraße 71/73
80335 München / DE
Former [2018/17]
Opponent(s)01  14.03.2018  20.03.2018  ADMISSIBLE
Afton Chemical Corporation
500 Spring Street
Richmond, Virginia 23219 / US
Opponent's representative
J A Kemp
14 South Square
Gray's Inn
London WC1R 5JJ / GB
16.05.2018Invitation to proprietor to file observations on the notice of opposition
26.09.2018Reply of patent proprietor to notice(s) of opposition
14.11.2019Date of oral proceedings
17.01.2020Despatch of minutes of oral proceedings
17.01.2020Despatch of communication that the patent will be revoked
08.03.2023Legal effect of revocation of patent [2023/22]
Appeal following opposition13.03.2020Appeal received No.  T0628/20
22.05.2020Statement of grounds filed
08.03.2023Result of appeal procedure: appeal of the proprietor was rejected
24.04.2023Despatch of the decision of the Board of Appeal
08.03.2023Date of oral proceedings
Fees paidRenewal fee
25.03.2013Renewal fee patent year 03
10.03.2014Renewal fee patent year 04
23.03.2015Renewal fee patent year 05
18.02.2016Renewal fee patent year 06
16.03.2017Renewal fee patent year 07
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  TooltipHU10.03.2011
AL26.07.2017
AT26.07.2017
CY26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
LV26.07.2017
MC26.07.2017
MK26.07.2017
NL26.07.2017
PL26.07.2017
PT26.07.2017
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SE26.07.2017
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TR26.07.2017
BG26.10.2017
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GR27.10.2017
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IE10.03.2018
LU10.03.2018
MT10.03.2018
BE31.03.2018
CH31.03.2018
LI31.03.2018
[2020/33]
Former [2020/31]HU10.03.2011
AT26.07.2017
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DK26.07.2017
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FI26.07.2017
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TR26.07.2017
BG26.10.2017
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GR27.10.2017
IS26.11.2017
IE10.03.2018
LU10.03.2018
MT10.03.2018
BE31.03.2018
CH31.03.2018
LI31.03.2018
Former [2020/27]HU10.03.2011
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SI26.07.2017
SK26.07.2017
SM26.07.2017
TR26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
IE10.03.2018
LU10.03.2018
MT10.03.2018
BE31.03.2018
CH31.03.2018
LI31.03.2018
Former [2020/15]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
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MC26.07.2017
NL26.07.2017
PL26.07.2017
RO26.07.2017
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SE26.07.2017
SI26.07.2017
SK26.07.2017
SM26.07.2017
TR26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
IE10.03.2018
LU10.03.2018
MT10.03.2018
BE31.03.2018
CH31.03.2018
LI31.03.2018
Former [2020/08]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
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MC26.07.2017
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PL26.07.2017
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SE26.07.2017
SI26.07.2017
SK26.07.2017
SM26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
IE10.03.2018
LU10.03.2018
MT10.03.2018
BE31.03.2018
CH31.03.2018
LI31.03.2018
Former [2019/12]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
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MC26.07.2017
NL26.07.2017
PL26.07.2017
RO26.07.2017
RS26.07.2017
SE26.07.2017
SI26.07.2017
SK26.07.2017
SM26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
IE10.03.2018
LU10.03.2018
BE31.03.2018
CH31.03.2018
LI31.03.2018
Former [2019/09]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
LV26.07.2017
MC26.07.2017
NL26.07.2017
PL26.07.2017
RO26.07.2017
RS26.07.2017
SE26.07.2017
SI26.07.2017
SK26.07.2017
SM26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
IE10.03.2018
LU10.03.2018
Former [2019/04]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
LV26.07.2017
MC26.07.2017
NL26.07.2017
PL26.07.2017
RO26.07.2017
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SE26.07.2017
SI26.07.2017
SK26.07.2017
SM26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
LU10.03.2018
Former [2018/52]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
LV26.07.2017
MC26.07.2017
NL26.07.2017
PL26.07.2017
RO26.07.2017
RS26.07.2017
SE26.07.2017
SI26.07.2017
SK26.07.2017
SM26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
Former [2018/39]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
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NL26.07.2017
PL26.07.2017
RO26.07.2017
RS26.07.2017
SE26.07.2017
SI26.07.2017
SK26.07.2017
SM26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
Former [2018/24]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
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SK26.07.2017
SM26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
Former [2018/23]AT26.07.2017
CZ26.07.2017
DK26.07.2017
EE26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
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RS26.07.2017
SE26.07.2017
SK26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
Former [2018/21]AT26.07.2017
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DK26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
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NL26.07.2017
PL26.07.2017
RS26.07.2017
SE26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
Former [2018/12]AT26.07.2017
ES26.07.2017
FI26.07.2017
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LV26.07.2017
NL26.07.2017
PL26.07.2017
RS26.07.2017
SE26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
Former [2018/11]AT26.07.2017
ES26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
NL26.07.2017
PL26.07.2017
RS26.07.2017
SE26.07.2017
BG26.10.2017
NO26.10.2017
GR27.10.2017
IS26.11.2017
Former [2018/10]AT26.07.2017
FI26.07.2017
HR26.07.2017
LT26.07.2017
NL26.07.2017
RS26.07.2017
SE26.07.2017
NO26.10.2017
Former [2018/09]FI26.07.2017
LT26.07.2017
NL26.07.2017
SE26.07.2017
NO26.10.2017
Former [2018/08]FI26.07.2017
LT26.07.2017
NL26.07.2017
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Former [2018/07]LT26.07.2017
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Cited inInternational search[YD]EP1254889  (MITSUBISHI GAS CHEMICAL CO [JP]) [YD] 6* abstract *;
 [XDYI]US2008113890  (MORETON DAVID J [GB], et al) [XD] 1-4,13,15,16 * paragraphs [0043] , [0 44] - paragraph [0085]; claims 1,8,10 * * paragraphs [0097] , [0098] , [0 99] , [0101] * [Y] 6 [I] 7-12;
 [X]US2008141580  (TACK ROBERT DRYDEN [GB]) [X] 13,15,16 * paragraph [0065] - paragraph [0077]; claim 11 *;
 [XDYI]US2008307698  (BARTON WILLIAM [GB], et al) [XD] 1-5,13-16 * paragraph [0066] - paragraph [0079]; examples 1-4; claims 1,2,3,5,7; tables 1,2 * [Y] 6 [I] 7-12;
 [X]WO2009140190  (LUBRIZOL CORP [US], et al) [X] 13,15,16 * paragraphs [0092] , [0103] - paragraph [0105]; examples 1,2,5,6; claims 8,12,14; table 1 *
by applicantUS2812342
 US3018250
 US3110673
 GB949981
 US3172892
 US3216936
 US3219666
 US3250715
 US3251853
 US3260671
 US3272746
 US3310492
 US3326801
 US3337459
 US3341542
 US3361673
 US3405064
 US3429674
 US3444170
 US3455831
 US3455832
 US3468639
 US3576743
 US3630904
 US3632511
 US3778371
 US3804763
 US3857791
 US4171959
 US4234435
 US4253980
 US4326973
 US4338206
 EP0565285
 US5254138
 EP1254889
 EP1344785
 US6821307
 WO2006135881
 WO2007015080
 EP1884556
 EP1887074
 US2008052985
 EP1900795
 US2008113890
 WO2009040583
 US2009282731
 WO2010132259
OppositionUS3172892
 US3778371
 US4234435
 EP0293192
 WO2006135881
 WO2009040583
 WO2009040586
 WO2009055518
 WO2009140190
 WO2010097624
 WO2010132259
 EP2401345
 EP2430131
 WO9812282
 US6299655
 WO0206428
 US6733550
 WO2011110860
    - KIRK et al., "ethylene amines", encyclopedia of chemical technology, New York, (19500000), vol. 5, pages 898 - 905, XP055472522
    - "application of surfactants in lubricants and fuels", Uri Zoller, Handbook of Detergents, Part E: Applications, (20090000), page 331,341,342, XP055472526
    - REID ET AL, "Understanding Polyisobutylene Succinimides (PIBSI) and Internal Diesel Injector Deposits", SAE, (20130000), vol. 01, pages 1 - 12, XP055472531
    - ULLMANN et al., "Effects of Fuel Impurities and Additive Interactions on the Formation of Internal Diesel Injector Deposits", 7th International Colloquium Fuels, (20090100), pages 377 - 388, XP055472549
    - "Final submission of American Chemistry Council Petroleum Additives Panel Health", Environmental and Regulatory Task Group, (20061200), XP055472552
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.