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Extract from the Register of European Patents

EP About this file: EP0811766

EP0811766 - Displacement type vacuum pump [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.12.2004
Database last updated on 05.10.2024
Most recent event   Tooltip11.07.2008Change - representativepublished on 13.08.2008  [2008/33]
Applicant(s)For all designated states
EBARA CORPORATION
11-1, Haneda Asahi-cho Ohta-ku
Tokyo / JP
[N/P]
Former [1997/50]For all designated states
EBARA CORPORATION
11-1, Haneda Asahi-cho
Ohta-ku, Tokyo / JP
Inventor(s)01 / Yanagisawa, Kiyoshi
2-5-18-205 Miyamaedaira, Miyamae-ku
Kawasaki-shi, Kanagawa-ken / JP
02 / Matake, Kozo
1-2-117, Kyomachi 3-chome, Kawasaki-ku
Kawasaki-shi, Kanagawa-ken / JP
03 / Ojima, Yoshinori
4-258-1-602 Tamanawa
Kamakura-shi, Kanagawa-ken / JP
04 / Hisabe, Yasushi
15-14-206, Ichinomiya 4-chome, Sumukawa-machi
Kohza-gun, Kanagawa-ken / JP
[1997/50]
Representative(s)Wagner, Karl H., et al
Wagner & Geyer Partnerschaft mbB
Patent- und Rechtsanwälte
Gewürzmühlstrasse 5
80538 München / DE
[N/P]
Former [2008/33]Wagner, Karl H., et al
Wagner & Geyer Partnerschaft Patent- und Rechtsanwälte Gewürzmühlstrasse 5
80538 München / DE
Former [1997/50]Wagner, Karl H., Dipl.-Ing., et al
WAGNER & GEYER Patentanwälte Gewürzmühlstrasse 5
80538 München / DE
Application number, filing date97108724.230.05.1997
[1997/50]
Priority number, dateJP1996016240103.06.1996         Original published format: JP 16240196
[1997/50]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0811766
Date:10.12.1997
Language:EN
[1997/50]
Type: A3 Search report 
No.:EP0811766
Date:28.07.1999
[1999/30]
Type: B1 Patent specification 
No.:EP0811766
Date:11.02.2004
Language:EN
[2004/07]
Type: B9 Corrected patent specification 
No.:EP0811766
Date:15.09.2004
[2004/38]
Search report(s)(Supplementary) European search report - dispatched on:EP11.06.1999
ClassificationIPC:F04C23/00, F04C18/16
[1997/50]
CPC:
F04C23/001 (EP,KR,US); F04C18/16 (EP,KR,US); F04C29/0085 (EP,KR,US);
F04C2220/12 (EP,KR,US); F04C2240/51 (EP,KR,US)
Designated contracting statesDE,   FR,   GB [1997/50]
TitleGerman:Verdrängungsvakuumpumpe[1997/50]
English:Displacement type vacuum pump[1997/50]
French:Pompe de déplacement positif à vide[1997/50]
Examination procedure26.01.2000Amendment by applicant (claims and/or description)
26.01.2000Examination requested  [2000/13]
24.01.2002Despatch of a communication from the examining division (Time limit: M06)
01.08.2002Reply to a communication from the examining division
04.07.2003Communication of intention to grant the patent
12.11.2003Fee for grant paid
12.11.2003Fee for publishing/printing paid
Opposition(s)12.11.2004No opposition filed within time limit [2005/05]
Fees paidRenewal fee
31.05.1999Renewal fee patent year 03
30.05.2000Renewal fee patent year 04
30.05.2001Renewal fee patent year 05
31.05.2002Renewal fee patent year 06
28.05.2003Renewal fee patent year 07
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Documents cited:Search[XY]US2963884  (AF ROSENSCHOLD JOHN RUTGER MUN, et al) [X] 1,3,7,10 * column 2, line 37 - column 3, line 12; figure - * [Y] 8;
 [Y]WO9310355  (MATSUSHITA ELECTRIC IND CO LTD [JP]) [Y] 8 * see abstract;; figure 7 *;
 [A]FR1006777  (PILLARD) [A] 1 * page 2, column L, line 7 - line 19; figure 5 * * page 2, column R, line 14 - line 22; figure 9 *;
 [A]EP0678966  (EBARA CORP [JP]) [A] 1,5,9 * column 1, line 5 - line 17 * * column 2, line 36 - column 3, line 51 * * column 5, line 21 - column 6, line 44; figures 1-3 * * column 11, line 38 - column 16, line 19; figures 15-22 *
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.