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Extract from the Register of European Patents

EP About this file: EP0029100

EP0029100 - Coating composition comprising compounds that contain silyl groups and a hydrolysable ester [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  29.11.1991
Database last updated on 27.07.2024
Most recent event   Tooltip05.10.2005Change: Appeal number 
Applicant(s)For all designated states
KANEGAFUCHI KAGAKU KOGYO KABUSHIKI KAISHA
2-4 Nakanoshima 3-chome Kita-ku Osaka-shi
Osaka-fu 530 / JP
[N/P]
Former [1981/21]For all designated states
KANEGAFUCHI KAGAKU KOGYO KABUSHIKI KAISHA
2-4 Nakanoshima 3-chome
Kita-ku Osaka-shi Osaka-fu 530 / JP
Inventor(s)01 / Kato, Yasushi
1-11-3, Katayama-cho Nagata-ku
Kobe-shi Hyogo-ken / JP
02 / Furukawa, Hisao
Sanseiso, 96-1 Aza-Takigahira Shioya-cho
Tarumi-ku Kobe-shi Hyogo-ken / JP
03 / Nakatsuka, Saori
11-20, Hama-cho
Ashiya-shi Hyogo-ken / JP
[1981/21]
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstrasse 3
81675 München / DE
[N/P]
Former [1983/37]VOSSIUS & PARTNER
Postfach 86 07 67
D-81634 München / DE
Former [1981/21]Vossius-Vossius-Tauchner-Heunemann-Rauh Patentanwälte
P.O.Box 860767 Siebertstrasse 4
D-8000 München 86 / DE
Application number, filing date80105650.819.09.1980
[1981/21]
Priority number, dateJP1979012118119.09.1979         Original published format: JP 12118179
[1981/21]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0029100
Date:27.05.1981
Language:EN
[1981/21]
Type: B1 Patent specification 
No.:EP0029100
Date:16.05.1984
Language:EN
[1984/20]
Type: B2 New European patent specification 
No.:EP0029100
Date:15.01.1992
Language:EN
[1992/03]
Search report(s)(Supplementary) European search report - dispatched on:EP25.03.1981
ClassificationIPC:C09D183/04, // C09J183/04 ,(C09D183/04, C08L101:02, C08K5:10, 5:54)
[1992/03]
CPC:
C09D201/02 (EP); C08G63/695 (EP); C08K5/04 (EP);
C08K5/54 (EP); C09D167/00 (EP)
C-Set:
C08K5/04, C08L67/00 (EP);
C08K5/54, C08L67/00 (EP);
C09D167/00, C08L2666/28 (EP)
Former IPC [1981/21]C09D3/82, // C08J3/24 ,(C09D3/82, C08L101:02, C08K5:10, 5:54)
Designated contracting statesBE,   DE,   FR,   GB,   IT [1981/21]
TitleGerman:Überzugszusammensetzung mit Silyl-Gruppen enthaltenden Verbindungen und einem hydrolysierbaren Ester[1981/21]
English:Coating composition comprising compounds that contain silyl groups and a hydrolysable ester[1981/21]
French:Composition de revêtement contenant un composé à groupes silyle et un ester hydrolysable[1981/21]
Examination procedure26.10.1981Examination requested  [1982/01]
17.05.1982Despatch of a communication from the examining division (Time limit: M04)
24.09.1982Reply to a communication from the examining division
02.08.1983Despatch of communication of intention to grant (Approval: )
21.10.1983Communication of intention to grant the patent
26.01.1984Fee for grant paid
26.01.1984Fee for publishing/printing paid
Opposition(s)Opponent(s)01  15.02.1985  12.04.1985  ADMISSIBLE
Hüls Troisdorf Aktiengesellschaft
Abt.: Patente/Lizenzen
D-53839 Troisdorf / DE
 02  14.02.1985  12.04.1985  ADMISSIBLE
Akzo Nobel N.V.
Velperweg 76
NL-6824 BM Arnhem / NL
Opponent's representative
Schenkman, Herbert Jan
c/o R. Sieders c.s., P.O. Box 314
6800 AH Arnhem / NL
 [N/P]
Former [1985/18]
Opponent(s)01  15.02.1985  12.04.1985  ADMISSIBLE
Hüls Troisdorf Aktiengesellschaft
Abt.: Patente/Lizenzen
D-53839 Troisdorf / DE
 02  14.02.1985  12.04.1985  ADMISSIBLE
Akzo N.V.
Velperweg 76
NL-6824 BM Arnhem / NL
Opponent's representative
Schenkman, Herbert Jan
c/o R. Sieders c.s., P.O. Box 314
NL-6800 AH Arnhem / NL
Former [1985/17]
Opponent(s)01  15.02.1985  12.04.1985  ADMISSIBLE
Hüls Troisdorf Aktiengesellschaft
Abt.: Patente/Lizenzen
D-53839 Troisdorf / DE
12.11.1985Communication of observations of patent proprietor (Time limit: M04)
21.03.1986Reply of parties involved to observations of patent proprietor
09.09.1986Despatch of a communication from the opposition division (Time limit: M02)
18.11.1986Reply to a communication from the opposition division
15.05.1987Despatch of a communication from the opposition division (Time limit: M02)
27.07.1987Reply to a communication from the opposition division
01.12.1987Despatch of interlocutory decision in opposition
08.10.1990Legal effect of interlocutory decision in opposition
21.01.1991Despatch of communication that the patent will be maintained as amended
25.04.1991Fee for printing new specification paid
Appeal following opposition25.01.1988Appeal received No.  T0067/88
08.04.1988Statement of grounds filed
08.10.1990Result of appeal procedure: maintenance in amended form
Fees paidRenewal fee
30.09.1982Renewal fee patent year 03
30.09.1983Renewal fee patent year 04
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Documents cited:SearchDE2507362  [ ];
 GB1461531  [ ];
 GB1250414  [ ];
 US4157321  [ ];
 US3903052  [ ]
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.