Extract from the Register of European Patents

EP About this file: EP0808868

EP0808868 - Silicone rubber composition for application as electrical insulation [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  19.09.2003
Database last updated on 10.03.2026
Most recent event   Tooltip02.10.2009Change - representativepublished on 04.11.2009  [2009/45]
Applicant(s)For all designated states
Dow Corning Toray Silicone Company Ltd.
2-2, Chigusa Kaigan Ichihara-shi
Chiba Prefecture / JP
[N/P]
Former [1997/48]For all designated states
Dow Corning Toray Silicone Company Ltd.
2-2, Chigusa Kaigan
Ichihara-shi, Chiba Prefecture / JP
Inventor(s)01 / Matsushita, Takao, Dow Corning Toray
Silicone Company, Ltd., 2-2, Chigusa Kaigan
Ichihara-shi, Chiba Prefecture / JP
02 / Takuman, Osamu, Dow Corning Toray
Silicone Company, Ltd., 2-2, Chigusa Kaigan
Ichihara-shi, Chiba Prefecture / JP
[1997/48]
Representative(s)Gillard, Richard Edward
Elkington and Fife LLP
Thavies Inn House
3-4 Holborn Circus
London EC1N 2HA / GB
[N/P]
Former [2009/45]Gillard, Richard Edward
Elkington and Fife LLP Thavies Inn House 3-4 Holborn Circus
London EC1N 2HA / GB
Former [2003/07]Gillard, Richard Edward
Elkington and Fife Prospect House 8 Pembroke Road Sevenoaks
Kent TN13 1XR / GB
Former [1997/48]Lewin, John Harvey, et al
Elkington and Fife, Prospect House, 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Application number, filing date97303556.123.05.1997
[1997/48]
Priority number, dateJP1996015297824.05.1996         Original published format: JP 15297896
[1997/48]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0808868
Date:26.11.1997
Language:EN
[1997/48]
Type: B1 Patent specification 
No.:EP0808868
Date:12.04.2000
Language:EN
[2000/15]
Type: B2 New European patent specification 
No.:EP0808868
Date:05.11.2003
Language:EN
[2003/45]
Search report(s)(Supplementary) European search report - dispatched on:EP27.08.1997
ClassificationIPC:C08K9/06, C08L83/07
[1997/48]
CPC:
C08K9/06 (EP,US)
C-Set:
C08K9/06, C08L83/04 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1997/48]
TitleGerman:Silikonkautschukmischung zur Verwendung als elektrischer Isolator[1997/48]
English:Silicone rubber composition for application as electrical insulation[1997/48]
French:Composition d'élastomère de silicone pour isolation électrique[1997/48]
Examination procedure17.12.1997Examination requested  [1998/09]
09.12.1998Despatch of a communication from the examining division (Time limit: M06)
21.05.1999Reply to a communication from the examining division
09.09.1999Despatch of communication of intention to grant (Approval: Yes)
13.10.1999Communication of intention to grant the patent
21.12.1999Fee for grant paid
21.12.1999Fee for publishing/printing paid
Opposition(s)Opponent(s)01  11.01.2001  25.01.2001  ADMISSIBLE
WACKER-CHEMIE GMBH
Hans-Seidel-Platz 4
D-81737 München / DE
Opponent's representative
Fritz, Helmut
Wacker Chemie AG
Zentralbereich Patente, Marken und Lizenzen
Hanns-Seidel-Platz 4
81737 München / DE
 [N/P]
Former [2001/11]
Opponent(s)01  11.01.2001  25.01.2001  ADMISSIBLE
WACKER-CHEMIE GMBH
Hans-Seidel-Platz 4
D-81737 München / DE
Opponent's representative
Fritz, Helmut, Dr.
Wacker-Chemie GmbH, Zentralabteilung Patente, Marken und Lizenzen, Hanns-Seidel-Platz 4
81737 München / DE
16.02.2001Invitation to proprietor to file observations on the notice of opposition
16.08.2001Reply of patent proprietor to notice(s) of opposition
06.09.2001Communication of observations of patent proprietor (Time limit: M04)
07.03.2002Reply of parties involved to observations of patent proprietor
14.01.2003Legal effect of interlocutory decision in opposition
14.01.2003Date of oral proceedings
18.02.2003Despatch of interlocutory decision in opposition
18.02.2003Despatch of minutes of oral proceedings
03.06.2003Despatch of communication that the patent will be maintained as amended
27.08.2003Fee for printing new specification paid
Fees paidRenewal fee
24.03.1999Renewal fee patent year 03
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Documents cited:Search[A] JPH04366170   [A] 1 * claims 1,2 *
 [A]   PATENT ABSTRACTS OF JAPAN vol. 017, no. 236 (C - 1057) 13 May 1993 (1993-05-13) [A] 1 * claims 1,2 *
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