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Extract from the Register of European Patents

EP About this file: EP0127253

EP0127253 - Process for removal of residual monomers from ethylene copolymers [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  20.03.1992
Database last updated on 03.04.2025
Most recent event   Tooltip05.10.2005Change: Appeal number 
Applicant(s)For all designated states
MOBIL OIL CORPORATION
150 East 42nd Street New York
New York 10017 / US
[N/P]
Former [1984/49]For all designated states
MOBIL OIL CORPORATION
150 East 42nd Street
New York New York 10017 / US
Inventor(s)01 / Hagerty, Robert Olds
328 Horizon Drive
Edison New Jersey 08817 / US
[1984/49]
Representative(s)Cooper, John Anthony, et al
Mobil Court 3 Clements Inn
London WC2A 2EB / GB
[1987/04]
Former [1984/49]West, Alan Harry
Mobil Court 3 Clements Inn
London WC2A 2EB / GB
Application number, filing date84300931.714.02.1984
[1984/49]
Priority number, dateUS1983048987429.04.1983         Original published format: US 489874
[1984/49]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0127253
Date:05.12.1984
Language:EN
[1984/49]
Type: B1 Patent specification 
No.:EP0127253
Date:07.01.1988
Language:EN
[1988/01]
Search report(s)(Supplementary) European search report - dispatched on:EP11.09.1984
ClassificationIPC:C08F6/26, // (C08F6/26, 218:02)
[1984/49]
CPC:
C08F6/005 (EP)
C-Set:
C08F6/005, C08L23/16 (EP)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL,   SE [1984/49]
TitleGerman:Verfahren zur Entfernung von zurückbleibenden Monomeren von Ethylen-Copolymeren[1984/49]
English:Process for removal of residual monomers from ethylene copolymers[1984/49]
French:Procédé pour éliminer les monomères résiduels des copolymères d'éthylène[1984/49]
Examination procedure09.05.1985Examination requested  [1985/30]
20.08.1986Despatch of a communication from the examining division (Time limit: M06)
28.01.1987Reply to a communication from the examining division
31.03.1987Despatch of communication of intention to grant (Approval: )
13.07.1987Communication of intention to grant the patent
12.09.1987Fee for grant paid
12.09.1987Fee for publishing/printing paid
Opposition(s)Opponent(s)01  21.07.1988  05.08.1988  ADMISSIBLE
BASF Aktiengesellschaft
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
 [N/P]
Former [1988/37]
Opponent(s)01  21.07.1988  05.08.1988  ADMISSIBLE
BASF Aktiengesellschaft, Ludwigshafen
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
11.11.1988Invitation to proprietor to file observations on the notice of opposition
22.05.1989Reply of patent proprietor to notice(s) of opposition
05.06.1989Communication of observations of patent proprietor (Time limit: M04)
04.10.1989Reply of parties involved to observations of patent proprietor
31.05.1990Despatch of a communication from the opposition division (Time limit: M02)
24.07.1990Date of oral proceedings
31.10.1990Despatch of minutes of oral proceedings
06.03.1992Despatch of communication that the patent will be revoked
20.03.1992Legal effect of revocation of patent [1992/20]
Appeal following opposition14.12.1990Appeal received No.  T0020/91
01.03.1991Statement of grounds filed
06.03.1992Result of appeal procedure: REVOCATION OF PATENT AT PROPRIETOR'S REQUEST
Fees paidRenewal fee
04.01.1986Renewal fee patent year 03
22.12.1986Renewal fee patent year 04
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Documents cited:Search[A]EP0022386  (CHARBONNAGES STE CHIMIQUE [FR]);
 [A]EP0068146  (BASF AG [DE])
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.