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Extract from the Register of European Patents

EP About this file: EP1022737

EP1022737 - Optical disk, optical disk device, and method of reproducing information on optical disk [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  20.06.2003
Database last updated on 24.04.2024
Most recent event   Tooltip18.12.2009Change - representativepublished on 20.01.2010  [2010/03]
Applicant(s)For all designated states
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, Oaza Kadoma Kadoma-shi Osaka
571-8501 / JP
[2008/47]
Former [2000/30]For all designated states
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, Ohaza Kadoma
Kadoma-shi, Osaka 571-8501 / JP
Inventor(s)01 / Ishida, Takashi
13-14, Hashimoto-isoku
Yawata-shi, Kyoto 614 / JP
02 / Gushima, Toyoji
3-5-10, Takawashi
Habikino-shi, Osaka 583 / JP
[2000/30]
Representative(s)Balsters, Robert, et al
Novagraaf International S.A. Chemin de l'Echo 3
1213 Onex / CH
[N/P]
Former [2010/03]Balsters, Robert, et al
Novagraaf International S.A. Avenue du Pailly 25
1220 Les Avanchets-Genève / CH
Former [2000/30]Balsters, Robert, et al
Novapat International SA, 9, rue du Valais
1202 Genève / CH
Application number, filing date00105675.307.02.1997
[2000/30]
Priority number, dateJP1996002227308.02.1996         Original published format: JP 2227396
[2000/30]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1022737
Date:26.07.2000
Language:EN
[2000/30]
Type: A3 Search report 
No.:EP1022737
Date:30.08.2000
[2000/35]
Type: B1 Patent specification 
No.:EP1022737
Date:14.08.2002
Language:EN
[2002/33]
Search report(s)(Supplementary) European search report - dispatched on:EP19.07.2000
ClassificationIPC:G11B7/00, G11B7/007, G11B20/12, G11B20/14
[2000/36]
CPC:
G11B20/1217 (EP,KR,US); G11B7/00745 (EP,KR,US); G11B20/1252 (EP,US);
G11B20/1426 (EP,US); G11B20/1833 (KR); G11B27/19 (EP,US);
G11B27/24 (EP,US); G11B27/3027 (EP,US); G11B7/00718 (EP,US);
G11B2020/1232 (EP,US); G11B2020/1267 (EP,KR,US); G11B2020/1274 (EP,US);
G11B2020/1287 (EP,US); G11B2220/20 (EP,US); G11B2220/216 (EP,US);
G11B2220/2537 (EP,US); G11B7/24082 (EP,US) (-)
Former IPC [2000/30]G11B20/12, G11B20/14, G11B7/007, G11B7/00
Designated contracting statesDE,   FR,   GB [2001/20]
Former [2000/30]AT,  BE,  CH,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Optische Platte, optische Plattenvorrichtung und Verfahren zur Wiedergabe von Informationen auf der optischen Platte[2000/30]
English:Optical disk, optical disk device, and method of reproducing information on optical disk[2000/30]
French:Disque optique, dispositif pour disque optique et procédé pour reproduire des informations sur une disque optique[2000/30]
Examination procedure17.03.2000Request for accelerated examination filed
05.04.2000Examination requested  [2000/30]
30.10.2000Despatch of a communication from the examining division (Time limit: M04)
30.10.2000Decision about request for accelerated examination - accepted: Yes
28.02.2001Reply to a communication from the examining division
14.03.2001Despatch of a communication from the examining division (Time limit: M04)
12.07.2001Reply to a communication from the examining division
17.12.2001Despatch of communication of intention to grant (Approval: Yes)
26.02.2002Communication of intention to grant the patent
15.05.2002Fee for grant paid
15.05.2002Fee for publishing/printing paid
Parent application(s)   TooltipEP97902635.8  / EP0880129
Opposition(s)15.05.2003No opposition filed within time limit [2003/32]
Fees paidRenewal fee
02.05.2000Renewal fee patent year 03
02.05.2000Renewal fee patent year 04
20.02.2001Renewal fee patent year 05
20.02.2002Renewal fee patent year 06
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Documents cited:Search[E]EP0801382  (MATSUSHITA ELECTRIC IND CO LTD [JP]) [E] 1 * column 15, line 30 - column 16, line 5 * * column 22, line 43 - column 25, line 27 * * figures 3,7 *;
 [A]DE4411872  (SHARP KK [JP]) [A] 1 * column 1, line 41 - column 2, line 9 * * column 3, line 46 - column 4, line 40 * * figures 1B,5 *;
 [A]EP0673029  (TOSHIBA KK [JP], et al) [A] 1 * abstract * * column 1, line 13 - line 42 * * column 2, line 54 - column 4, line 26 * * column 5, line 15 - column 8, line 7 * * figures 1,3-5,8 *;
 [A]US5359584  (FUKUSHIMA YOSHIHISA [JP], et al) [A] 1 * abstract * * column 3, line 63 - column 4, line 46 * * claim 1 *;
 [A]EP0517483  (QUANTUM CORP [US]) [A] 1 * column 8, line 29 - column 9, line 45 * * figure 1 *;
 [A]EP0461912  (SHARP KK [JP]) [A] 1 * column 3, line 51 - column 5, line 14 * * figures 5-7 *;
 [A]US5233592  (SUZUKI HIROSHI [JP], et al) [A] 1 * the whole document *;
 [A]EP0673027  (TOSHIBA KK [JP], et al) [A] 1 * abstract * * column 4, line 41 - column 5, line 13 * * column 6, line 54 - column 8, line 11 * * figure 1 *;
 [A]JPH0793904
 [A]  - PATENT ABSTRACTS OF JAPAN, (19950831), vol. 1995, no. 07, & JP07093904 A 19950407 (MATSUSHITA ELECTRIC IND CO LTD) [A] 1 * abstract *
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.