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Extract from the Register of European Patents

EP About this file: EP0572115

EP0572115 - Process for preparing crosslinked methacrylic anhydride copolymers [Right-click to bookmark this link]
Former [1993/48]Crosslinked methacrylic anhydride copolymers
[1998/10]
StatusNo opposition filed within time limit
Status updated on  08.01.1999
Database last updated on 28.03.2026
Most recent event   Tooltip30.07.2004Change - lapse in a contracting state
Updated state(s): LU		published on 15.09.2004  [2004/38]
Applicant(s)For all designated states
ROHM AND HAAS COMPANY
Independence Mall West
Philadelphia
Pennsylvania 19105 / US
[N/P]
Former [1993/48]For all designated states
ROHM AND HAAS COMPANY
Independence Mall West
Philadelphia Pennsylvania 19105 / US
Inventor(s)01 / Steffier, Larry Wayne
4 Fountain Court
Cherry Hill, New Jersey 08034 / US
[1993/48]
Representative(s)Tanner, James Percival, et al
ROHM AND HAAS (UK) LTD.
European Operations Patent Department
Lennig House
2 Mason's Avenue
Croydon CR9 3NB / GB
[N/P]
Former [1993/48]Tanner, James Percival, et al
ROHM AND HAAS (UK) LTD. European Operations Patent Department Lennig House 2 Mason's Avenue
Croydon CR9 3NB / GB
Application number, filing date93303125.421.04.1993
[1993/48]
Priority number, dateUS1992089138129.05.1992         Original published format: US 891381
[1993/48]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0572115
Date:01.12.1993
Language:EN
[1993/48]
Type: A3 Search report 
No.:EP0572115
Date:16.03.1994
Language:EN
[1994/11]
Type: B1 Patent specification 
No.:EP0572115
Date:04.03.1998
Language:EN
[1998/10]
Search report(s)(Supplementary) European search report - dispatched on:EP24.01.1994
ClassificationIPC:C08F220/08, C08F265/02, B01D15/00, B01D15/08, B01J39/20, C08J9/20, C08J9/14, // C08L33/02
[1994/11]
CPC:
C08J9/20 (EP,KR,US); C08F220/08 (EP,KR,US); B01D15/3809 (EP,KR,US);
B01J20/26 (EP,KR,US); B01J39/20 (EP,KR,US); B01J43/00 (EP,US);
C08F20/08 (EP,US); C08F222/1006 (KR); C08F8/12 (EP,KR,US);
C08F8/44 (EP,KR,US); C08F2800/20 (EP,KR,US); C08F2810/20 (EP,KR,US);
C08J2333/02 (EP,KR,US) (-)
C-Set:
C08F8/12, C08F220/08 (EP,US);
C08F8/44, C08F8/32, C08F220/08 (US,EP)
Former IPC [1993/48]C08F220/08, C08F265/02, B01D15/00, B01D15/08, B01J39/20, C08J9/20, C08J9/14, // C08L33:02
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1993/48]
TitleGerman:Verfahren zur Herstellung vernetzter Copolymere von Methacrylsäureanhydrid[1998/10]
English:Process for preparing crosslinked methacrylic anhydride copolymers[1998/10]
French:Procédé pour la préparation de copolymères réticulés d'anhydride d'acide méthacrylique[1998/10]
Former [1993/48]Vernetzte Copolymere von Methacrylsäureanhydride
Former [1993/48]Crosslinked methacrylic anhydride copolymers
Former [1993/48]Copolymères réticulés d'anhydride d'acide méthacrylique
Examination procedure28.04.1993Examination requested  [1993/48]
19.09.1995Despatch of a communication from the examining division (Time limit: M04)
18.01.1996Despatch of a communication from the examining division (Time limit: M07)
30.07.1996Reply to a communication from the examining division
04.09.1996Despatch of a communication from the examining division (Time limit: M06)
11.03.1997Reply to a communication from the examining division
25.07.1997Despatch of communication of intention to grant (Approval: Yes)
26.08.1997Communication of intention to grant the patent
15.09.1997Fee for grant paid
15.09.1997Fee for publishing/printing paid
Opposition(s)05.12.1998No opposition filed within time limit [1999/08]
Fees paidRenewal fee
15.03.1995Renewal fee patent year 03
14.03.1996Renewal fee patent year 04
18.03.1997Renewal fee patent year 05
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  TooltipAT04.03.1998
BE04.03.1998
CH04.03.1998
ES04.03.1998
GR04.03.1998
LI04.03.1998
NL04.03.1998
LU21.04.1998
IE04.05.1998
DK04.06.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
[2004/38]
Former [2003/45]AT04.03.1998
BE04.03.1998
CH04.03.1998
ES04.03.1998
GR04.03.1998
LI04.03.1998
NL04.03.1998
LU30.04.1998
IE04.05.1998
DK04.06.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [2003/18]AT04.03.1998
BE04.03.1998
CH04.03.1998
ES04.03.1998
GR04.03.1998
LI04.03.1998
NL04.03.1998
LU30.04.1998
IE04.05.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [2003/17]AT04.03.1998
BE04.03.1998
CH04.03.1998
ES04.03.1998
GR04.03.1998
LI04.03.1998
NL04.03.1998
LU30.04.1998
IE04.05.1998
PT04.06.1998
SE04.06.1998
MC03.11.1998
Former [2003/08]AT04.03.1998
BE04.03.1998
CH04.03.1998
ES04.03.1998
GR04.03.1998
LI04.03.1998
NL04.03.1998
LU30.04.1998
IE04.05.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [2002/26]AT04.03.1998
BE04.03.1998
CH04.03.1998
ES04.03.1998
GR04.03.1998
LI04.03.1998
LU30.04.1998
IE04.05.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [2001/01]AT04.03.1998
BE04.03.1998
CH04.03.1998
GR04.03.1998
LI04.03.1998
LU30.04.1998
IE04.05.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [2000/52]AT04.03.1998
BE04.03.1998
CH04.03.1998
GR04.03.1998
LI04.03.1998
LU30.04.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [2000/50]AT04.03.1998
BE04.03.1998
GR04.03.1998
LU30.04.1998
PT04.06.1998
SE04.06.1998
CH09.06.1998
LI09.06.1998
MC31.10.1998
Former [2000/05]AT04.03.1998
BE04.03.1998
GR04.03.1998
LU30.04.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [1999/26]AT04.03.1998
BE04.03.1998
PT04.06.1998
SE04.06.1998
MC31.10.1998
Former [1998/49]AT04.03.1998
BE04.03.1998
PT04.06.1998
SE04.06.1998
Former [1998/47]AT04.03.1998
PT04.06.1998
SE04.06.1998
Former [1998/43]AT04.03.1998
SE04.06.1998
Former [1998/40]AT04.03.1998
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.