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Extract from the Register of European Patents

EP About this file: EP0807957

EP0807957 - High pressure discharge lamps and processes for production of the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  25.04.2003
Database last updated on 03.09.2024
Most recent event   Tooltip25.04.2003No opposition filed within time limitpublished on 11.06.2003  [2003/24]
Applicant(s)For all designated states
NGK Insulators, Ltd.
2-56, Suda-Cho, Mizuho-ku
Nagoya City, Aichi Pref. / JP
[N/P]
Former [1997/47]For all designated states
NGK INSULATORS, LTD.
2-56, Suda-cho, Mizuho-ku
Nagoya City Aichi Pref. / JP
Inventor(s)01 / Niimi, Norikazu
1058 Aza-Nakata, Oaza-Futaebori
Komaki City, Aichi Pref. / JP
02 / Asai, Michio
106, Famiyu-Nishiura, 905 Uedaminami 2-chome
Tenpaku-ku, Nagoya City, Aichi Pref. / JP
[1997/47]
Representative(s)Paget, Hugh Charles Edward, et al
Mewburn Ellis LLP
City Tower
40 Basinghall Street
London EC2V 5DE / GB
[N/P]
Former [1997/47]Paget, Hugh Charles Edward, et al
MEWBURN ELLIS York House 23 Kingsway
London WC2B 6HP / GB
Application number, filing date97302202.327.03.1997
[1997/47]
Priority number, dateJP1996012149016.05.1996         Original published format: JP 12149096
JP1997006404818.03.1997         Original published format: JP 6404897
[1997/47]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0807957
Date:19.11.1997
Language:EN
[1997/47]
Type: A3 Search report 
No.:EP0807957
Date:11.03.1998
[1998/11]
Type: B1 Patent specification 
No.:EP0807957
Date:19.06.2002
Language:EN
[2002/25]
Search report(s)(Supplementary) European search report - dispatched on:EP23.01.1998
ClassificationIPC:H01J61/36, H01J61/82, H01J9/32
[1997/47]
CPC:
H01J9/323 (EP,US); H01J61/363 (EP,US)
Designated contracting statesBE,   DE,   GB,   NL [1997/47]
TitleGerman:Hochdruckentladungslampen und deren Herstellungsverfahren[1997/47]
English:High pressure discharge lamps and processes for production of the same[1997/47]
French:Lampes à décharge haute pression et leurs procédés de fabrication[2001/31]
Former [1997/47]Lampes à décharge haute pression et leur procédé de fabrication
Examination procedure26.03.1998Examination requested  [1998/22]
30.05.2000Despatch of a communication from the examining division (Time limit: M04)
29.09.2000Reply to a communication from the examining division
06.08.2001Despatch of communication of intention to grant (Approval: Yes)
15.10.2001Communication of intention to grant the patent
07.01.2002Fee for grant paid
07.01.2002Fee for publishing/printing paid
Opposition(s)20.03.2003No opposition filed within time limit [2003/24]
Fees paidRenewal fee
23.03.1999Renewal fee patent year 03
22.03.2000Renewal fee patent year 04
22.03.2001Renewal fee patent year 05
22.03.2002Renewal fee patent year 06
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Documents cited:Search[A]GB1022432  (EITEL MCCULLOUGH INC) [A] 1-8 * figures 1-3B; claims 1,14,15 *;
 [A]DE2065299  (THORN LIGHTING LTD) [A] 1,2,5,6 * pages 3-4; figure *;
 [A]US3737977  (JORGENSEN P) [A] 1,2,5,6 * column 2, lines 13-34; figure *;
 [A]US4376906  (SZILAGYI IMRE, et al) [A] 1-8 * figures 1-5; claims 1-9 *;
 [A]EP0327049  (HOECHST CERAM TEC AG [DE]) [A] 1,2,5,6 * figures 1-6; claims 1,11,12,15,17 *;
 [A]US4891553  (BAMBERG WILLIAM I [US], et al) [A] 1-8 * figures 2,3; claims 1,6,11 *;
 [DA]DE4242122  (PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH [DE]) [DA] 1,2,5,6* the whole document *
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.