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Extract from the Register of European Patents

EP About this file: EP0790513

EP0790513 - Catadioptric zoom lens [Right-click to bookmark this link]
Former [1997/34]Zoom lens
[2003/23]
StatusNo opposition filed within time limit
Status updated on  04.03.2005
Database last updated on 03.06.2024
Most recent event   Tooltip04.03.2005No opposition filed within time limitpublished on 20.04.2005  [2005/16]
Applicant(s)For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
[N/P]
Former [1997/34]For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
Inventor(s)01 / Akiyama, Takeshi, c/o Canon K.K.
30-2,Shimomaruko 3-chome
Ohta-ku, Tokyo / JP
02 / Nanba, Norihiro, c/o Canon K.K.
30-2,Shimomaruko 3-chome
Ohta-ku, Tokyo / JP
[1997/34]
Representative(s)Pellmann, Hans-Bernd, et al
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4-6
80336 München / DE
[N/P]
Former [1997/34]Pellmann, Hans-Bernd, Dipl.-Ing., et al
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
80336 München / DE
Application number, filing date97102430.214.02.1997
[1997/34]
Priority number, dateJP1996005427615.02.1996         Original published format: JP 5427696
JP1996019706108.07.1996         Original published format: JP 19706196
[1997/34]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0790513
Date:20.08.1997
Language:EN
[1997/34]
Type: A3 Search report 
No.:EP0790513
Date:04.11.1998
[1998/45]
Type: B1 Patent specification 
No.:EP0790513
Date:28.04.2004
Language:EN
[2004/18]
Search report(s)(Supplementary) European search report - dispatched on:EP18.09.1998
ClassificationIPC:G02B15/16, G02B15/00, G02B17/08
[1998/39]
CPC:
G02B15/16 (EP,US); G02B15/1421 (EP,US); G02B17/0848 (EP,US);
G02B17/086 (EP,US); G02B17/0896 (EP,US)
Former IPC [1997/34]G02B15/16
Designated contracting statesDE,   FR,   GB [1997/34]
TitleGerman:Katadioptrisches Vario-Objektiv[2003/23]
English:Catadioptric zoom lens[2003/23]
French:Objectif catadioptrique à focale variable[2003/23]
Former [1997/34]Zoom-Objektiv
Former [1997/34]Zoom lens
Former [1997/34]Objectif à focale variable
Examination procedure22.03.1999Examination requested  [1999/20]
12.01.2000Despatch of a communication from the examining division (Time limit: M06)
24.07.2000Reply to a communication from the examining division
03.09.2003Communication of intention to grant the patent
13.01.2004Fee for grant paid
13.01.2004Fee for publishing/printing paid
Opposition(s)31.01.2005No opposition filed within time limit [2005/16]
Fees paidRenewal fee
24.02.1999Renewal fee patent year 03
28.02.2000Renewal fee patent year 04
27.02.2001Renewal fee patent year 05
27.02.2002Renewal fee patent year 06
26.02.2003Renewal fee patent year 07
26.02.2004Renewal fee patent year 08
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[X]US5034764  (INABATA TATSUO [JP]) [X] 1,3-6,12-14 * column 8, line 29 - column 9, line 34; figure 26 *;
 [X]WO9221054  (EASTMAN KODAK CO [US]) [X] 1,3-6,9,12-14 * page 3, line 17 - page 7, line 27; figure 1 *;
 [PX]EP0722106  (CANON KK [JP]) [PX] 1,2,10,16 * page 5, line 26 - page 7, line 24; figures 3-5 *;
 [A]US5231534  (KATO SHIGERU [JP]) [A] 1 * abstract *;
 [PA]EP0730180  (CANON KK [JP]) [PA] 1 * the whole document *
by applicantUS3674334
 US5063586
 US4737021
 US4265510
 US4477156
 US4571036
 US4812030
 US4993818
 US4775217
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.