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Extract from the Register of European Patents

EP About this file: EP0208963

EP0208963 - Silicon pastes having a reduced curing time [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  28.05.1992
Database last updated on 03.10.2024
Most recent event   Tooltip28.05.1992No opposition filed within time limitpublished on 15.07.1992 [1992/29]
Applicant(s)For all designated states
BAYER AG
51368 Leverkusen / DE
[N/P]
Former [1987/04]For all designated states
BAYER AG
D-51368 Leverkusen / DE
Inventor(s)01 / Würminghausen, Thomas, Dr.
Christian-Hess-Strasse 65
D-5090 Leverkusen 1 / DE
02 / Sattlegger, Hans, Dr.
Auf dem Heidchen 9
D-5068 Odenthal / DE
[1987/04]
Application number, filing date86108698.126.06.1986
[1987/04]
Priority number, dateDE1985352445209.07.1985         Original published format: DE 3524452
[1987/04]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0208963
Date:21.01.1987
Language:DE
[1987/04]
Type: A3 Search report 
No.:EP0208963
Date:27.05.1987
Language:DE
[1987/22]
Type: B1 Patent specification 
No.:EP0208963
Date:24.07.1991
Language:DE
[1991/30]
Search report(s)(Supplementary) European search report - dispatched on:EP07.04.1987
ClassificationIPC:C08L83/04
[1987/04]
CPC:
C08K5/09 (EP,US); C08K5/54 (EP,US); C08L83/04 (EP,US);
C08G77/16 (EP,US); C08G77/70 (EP,US)
C-Set:
C08K5/09, C08L83/04 (EP,US);
C08L83/04, C08L2666/44 (US,EP);
C08L83/04, C08L83/04, C08K5/09, C08K5/54, C08K5/54, C08K5/54 (US,EP)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL [1987/04]
TitleGerman:RTV-Siliconpasten mit verkürzter Aushärtungszeit[1987/04]
English:Silicon pastes having a reduced curing time[1987/04]
French:Pâtes de silicones ayant un temps de durcissement réduit[1991/30]
Former [1987/04]Pâtes de silicones ayant un temps de durcissement raccourci
Examination procedure26.06.1986Examination requested  [1987/04]
10.04.1989Despatch of a communication from the examining division (Time limit: M04)
05.08.1989Reply to a communication from the examining division
02.10.1990Despatch of communication of intention to grant (Approval: Yes)
22.11.1990Communication of intention to grant the patent
12.12.1990Fee for grant paid
12.12.1990Fee for publishing/printing paid
Opposition(s)25.04.1992No opposition filed within time limit [1992/29]
Fees paidRenewal fee
19.05.1988Renewal fee patent year 03
17.05.1989Renewal fee patent year 04
14.05.1990Renewal fee patent year 05
28.12.1990Renewal fee patent year 06
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Documents cited:Search[A]GB2026512  (GEN ELECTRIC);
 [X]GB2059979  (GEN ELECTRIC);
 [Y]EP0050453  (TORAY SILICONE CO [JP]);
 [A]DE3143705  (BAYER AG [DE]);
 [Y]EP0138103  (BAYER 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.