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Extract from the Register of European Patents

EP About this file: EP1017764

EP1017764 - WATER EMULSIONS OF FISCHER-TROPSCH WAXES [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  16.03.2007
Database last updated on 29.03.2025
Most recent event   Tooltip16.03.2007Patent maintained (B2 publication)published on 18.04.2007  [2007/16]
Applicant(s)For all designated states
ExxonMobil Research and Engineering Company
180 Park Avenue P.O. Box 390
Florham Park NJ 07932-0390 / US
[N/P]
Former [2000/28]For all designated states
ExxonMobil Research and Engineering Company
PO Box 390, 180 Park Avenue
Florham Park, New Jersey 07932-0390 / US
Inventor(s)01 / CHAKRABARTY, Tapan
40 Edcath Road N.W.
Calgary, Alberta T3A 4A1 / US
02 / WITTENBRINK, Robert, Jay
836 Shadyglen Drive
Baton Rouge, LA 70816 / US
03 / BERLOWITZ, Paul, Joseph
939 Jamestown Road
East Windsor, NJ 08520 / US
04 / ANSELL, Loren, Leon
15140 Old Oak Avenue
Baton Rouge, LA 70810 / US
[2000/28]
Representative(s)Troch, Geneviève
ExxonMobil Chemical Europe Inc.
IP Law Europe
Hermeslaan 2
1831 Machelen / BE
[N/P]
Former [2006/31]Troch, Geneviève
IP Law Shared Services ExxonMobil Chemical Europe Inc. P.O. Box 105
B-1830 Machelen / BE
Former [2006/27]UEXKÜLL & STOLBERG
Patentanwälte Beselerstrasse 4
D-22607 Hamburg / DE
Former [2004/24]Troch, Geneviève
ExxonMobil Chemical Europe Inc., P.O. Box 105
1830 Machelen / BE
Former [2001/29]Dew, Melvyn John
ExxonMobil Chemical Europe Inc. Law Technology P.O.Box 105
1830 Machelen / BE
Former [2000/28]Somers, Harold Arnold
ESSO Engineering (Europe) Ltd., Patents & Licences, Mailpoint 70, Esso House, Ermyn Way
Leatherhead, Surrey KT22 8XE / GB
Application number, filing date98948169.211.09.1998
[2000/28]
WO1998US18995
Priority number, dateUS1997092823712.09.1997         Original published format: US 928237
[2000/28]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9913029
Date:18.03.1999
Language:EN
[1999/11]
Type: A1 Application with search report 
No.:EP1017764
Date:12.07.2000
Language:EN
The application published by WIPO in one of the EPO official languages on 18.03.1999 takes the place of the publication of the European patent application.
[2000/28]
Type: B1 Patent specification 
No.:EP1017764
Date:12.09.2001
Language:EN
[2001/37]
Type: B2 New European patent specification 
No.:EP1017764
Date:18.04.2007
Language:EN
[2007/16]
Search report(s)International search report - published on:EP18.03.1999
ClassificationIPC:C10L1/32
[2000/28]
CPC:
C10L1/32 (EP,US); Y10S516/924 (EP,US); Y10S516/928 (EP,US);
Y10T137/0391 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL [2000/28]
TitleGerman:WÄSSRIGE EMULSIONEN VON FISCHER-TROPSCHPARAFFINEN[2000/28]
English:WATER EMULSIONS OF FISCHER-TROPSCH WAXES[2000/28]
French:EMULSIONS AQUEUSES DE CIRES DE FISCHER-TROPSCH[2000/28]
Entry into regional phase28.03.2000National basic fee paid 
28.03.2000Designation fee(s) paid 
28.03.2000Examination fee paid 
Examination procedure01.03.1999Request for preliminary examination filed
International Preliminary Examining Authority: EP
28.03.2000Examination requested  [2000/28]
15.11.2000Despatch of communication of intention to grant (Approval: No)
21.02.2001Despatch of communication of intention to grant (Approval: later approval)
19.03.2001Communication of intention to grant the patent
18.05.2001Fee for grant paid
18.05.2001Fee for publishing/printing paid
Opposition(s)Opponent(s)01  11.06.2002    ADMISSIBLE
Schumann Sasol (SA) Pty Ltd.
PO Box 1, Klasie Havenga Road
Sasolburg 1947, Republic of South Africa / SA
Opponent's representative
Rees, David Christopher
Kilburn & Strode LLP
20 Red Lion Street
London WC1R 4PJ / GB
 [N/P]
Former [2002/32]
Opponent(s)01  11.06.2002    ADMISSIBLE
Schumann Sasol (SA) Pty Ltd.
PO Box 1, Klasie Havenga Road
Sasolburg 1947, Republic of South Africa / SA
Opponent's representative
Rees, David Christopher
Kilburn & Strode 20 Red Lion Street
London WC1R 4PJ / GB
25.07.2002Invitation to proprietor to file observations on the notice of opposition
08.11.2002Reply of patent proprietor to notice(s) of opposition
24.10.2003Date of oral proceedings
05.12.2003Despatch of interlocutory decision in opposition
05.12.2003Despatch of minutes of oral proceedings
13.06.2006Legal effect of interlocutory decision in opposition
04.12.2006Despatch of communication that the patent will be maintained as amended
12.02.2007Fee for printing new specification paid
Appeal following opposition02.02.2004Appeal received No.  T0242/04
07.04.2004Statement of grounds filed
13.06.2006Result of appeal procedure: appeal of the proprietor was rejected
13.06.2006Date of oral proceedings
26.06.2006Minutes of the oral proceedings despatched
Fees paidRenewal fee
21.11.2000Renewal fee patent year 03
02.07.2001Renewal fee patent year 04
Penalty fee
Additional fee for renewal fee
30.09.200003   M06   Fee paid on   21.11.2000
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Cited inInternational search[A]EP0209758  (HUELS CHEMISCHE WERKE AG [DE]);
 [A]EP0363300  (OCCIDENTAL PETROLEUM CANADA [CA]);
 [A]US3876391  (MCCOY FREDERIC C, et al);
 [PA]FR2746106  (ECOTEC FRANCE [FR])
ExaminationUS4743660
 US4374879
 US4675022
 US4183757
 US3551169
 US3776248
    - Handbook of Industrial Surfactants, Michael and Irene Ash, pages 257, 258, 494, 572, 573.
    - The Use of Sasolwaks in Emulsions, published May 1994
    - Improved Textile Processing with Paraflint AP5, Technical Bulletin TXT002 REVO, issued 22.04.96
    - Atlas Chemical Industries, Chapters 1-8, published 1976, 1984, ICI Americas Inc.
    - Ullmann's Encyclopedia of Industrial Chemistry, 5th Edition, 1987. VCH Verlagsgesellschaft mbH. pages 306, 307, 332, 333
    - J. Soc. Cosmetic Chemists, 1 (1950) 311-326
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.