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Extract from the Register of European Patents

EP About this file: EP0495570

EP0495570 - Silicon carbide fiber reinforced carbon composites [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  03.03.2000
Database last updated on 11.09.2024
Most recent event   Tooltip03.03.2000No opposition filed within time limitpublished on 19.04.2000 [2000/16]
Applicant(s)For all designated states
SGL CARBON COMPOSITES, INC.
1600 West 135th Street Gardena, Los Angeles
California 90249 / US
[N/P]
Former [1998/26]For all designated states
SGL CARBON COMPOSITES, INC.
1600 West 135th Street
Gardena, Los Angeles, California 90249 / US
Former [1996/45]For all designated states
HITCO TECHNOLOGIES Inc.
13722 Harvard Place
Gardena, California 90249 / US
Former [1995/20]For all designated states
BP CHEMICALS ( HITCO) INC.
13722 Harvard Place
Gardena, California 90249 / US
Former [1992/30]For all designated states
HITCO
13722 Harvard Place
Gardena, California 90249 / US
Inventor(s)01 / Lee, Sam
15205 Budlong Nr. 24
Gardena, CA 90247 / US
02 / Mosher, Paul V.
2109A Pullman Lane
Redondo Beach, CA 90278 / US
[1992/30]
Representative(s)Froud, Clive, et al
Elkington and Fife LLP
Prospect House
8 Pembroke Road
Sevenoaks
Kent TN13 1XR / GB
[N/P]
Former [1996/45]Froud, Clive, et al
Elkington and Fife Prospect House 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Former [1992/30]Crack, Richard David
BP INTERNATIONAL LIMITED Patents Division Chertsey Road
Sunbury-on-Thames Middlesex TW16 7LN / GB
Application number, filing date92300090.507.01.1992
[1992/30]
Priority number, dateUS1991064209716.01.1991         Original published format: US 642097
[1992/30]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0495570
Date:22.07.1992
Language:EN
[1992/30]
Type: B1 Patent specification 
No.:EP0495570
Date:28.04.1999
Language:EN
[1999/17]
Search report(s)(Supplementary) European search report - dispatched on:EP29.04.1992
ClassificationIPC:C04B35/80, C04B41/50
[1992/30]
CPC:
C04B41/52 (EP,US); B32B18/00 (EP); C04B35/521 (EP,US);
C04B35/524 (EP,US); C04B35/573 (EP,US); C04B35/6269 (EP);
C04B35/62868 (EP); C04B35/62873 (EP); C04B35/80 (EP,US);
C04B41/5001 (EP,US); C04B2235/3804 (EP); C04B2235/3813 (EP);
C04B2235/3821 (EP); C04B2235/3826 (EP); C04B2235/3873 (EP);
C04B2235/421 (EP); C04B2235/422 (EP); C04B2235/428 (EP);
C04B2235/5244 (EP); C04B2235/614 (EP); C04B2235/663 (EP);
C04B2235/77 (EP); C04B2235/80 (EP); C04B2235/96 (EP);
C04B2235/9607 (EP); C04B2235/9684 (EP); C04B2237/363 (EP);
C04B2237/38 (EP); Y10T428/2916 (EP,US); Y10T428/2918 (EP,US);
Y10T428/2938 (EP,US); Y10T428/294 (EP,US); Y10T428/30 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [1992/30]
TitleGerman:Verbundwerkstoffe aus siliciumcarbidfaserarmiertem Kohlenstoff[1992/30]
English:Silicon carbide fiber reinforced carbon composites[1992/30]
French:Composites en carbone renforcé par fibres de carbure de silicium[1992/30]
Examination procedure13.01.1993Examination requested  [1993/20]
05.03.1996Despatch of a communication from the examining division (Time limit: M06)
05.09.1996Reply to a communication from the examining division
20.11.1996Despatch of a communication from the examining division (Time limit: M04)
19.03.1997Reply to a communication from the examining division
25.04.1997Despatch of a communication from the examining division (Time limit: M04)
05.08.1997Reply to a communication from the examining division
29.01.1998Despatch of communication of intention to grant (Approval: No)
19.03.1998Despatch of communication of intention to grant (Approval: later approval)
05.10.1998Communication of intention to grant the patent
21.10.1998Fee for grant paid
21.10.1998Fee for publishing/printing paid
Opposition(s)29.01.2000No opposition filed within time limit [2000/16]
Fees paidRenewal fee
20.12.1993Renewal fee patent year 03
10.01.1995Renewal fee patent year 04
27.03.1996Renewal fee patent year 05
07.01.1997Renewal fee patent year 06
12.01.1998Renewal fee patent year 07
25.01.1999Renewal fee patent year 08
Penalty fee
Additional fee for renewal fee
31.01.199605   M06   Fee paid on   27.03.1996
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Documents cited:Search[Y]EP0127491  (EUROP PROPULSION [FR]);
 [Y]US4642271  (RICE ROY W [US]);
 [X]US4894286  (GRAY PAUL E [US])
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.