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Extract from the Register of European Patents

EP About this file: EP0452992

EP0452992 - Electric noise absorber [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  28.02.1997
Database last updated on 29.10.2024
Most recent event   Tooltip28.02.1997Patent maintained (B2 publication)published on 16.04.1997 [1997/16]
28.02.1997Change - classificationpublished on 16.04.1997 [1997/16]
28.02.1997Change - classificationpublished on 16.04.1997 [1997/16]
Applicant(s)For all designated states
Kitagawa Industries Co., Ltd.
24-15, Chiyoda 2-chome, Naka-ku
Nagoya-shi 460-0012 / JP
[N/P]
Former [1991/43]For all designated states
KITAGAWA INDUSTRIES CO., LTD.
24-15, Chiyoda 2-chome Naka-ku Nagoya-shi
Aichi-ken, 460 / JP
Inventor(s)01 / Nakano, Yoshihito
24-15, Chiyoda 2-chome, Naka-ku
Nagoya-shi, Aichi-ken / JP
[1991/43]
Representative(s)Vetter, Hans, et al
Patentanwälte, Magenbauer, Reimold, Vetter & Abel, Plochinger Strasse 109
73730 Esslingen / DE
[N/P]
Former [1991/43]Vetter, Hans, Dipl.-Phys. Dr., et al
Patentanwalte Dipl.-Ing. Rudolf Magenbauer Dipl.-Phys. Dr. Otto Reimold Dipl.-Phys. Dr. Hans Vetter Hölderlinweg 58
D-73728 Esslingen / DE
Application number, filing date91110713.412.03.1987
[1991/43]
Priority number, dateJP1986013347629.08.1986         Original published format: JP 13347686
[1991/43]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0452992
Date:23.10.1991
Language:EN
[1991/43]
Type: A3 Search report 
No.:EP0452992
Date:13.11.1991
Language:EN
[1991/46]
Type: B1 Patent specification 
No.:EP0452992
Date:23.06.1993
Language:EN
[1993/25]
Type: B2 New European patent specification 
No.:EP0452992
Date:16.04.1997
Language:EN
[1997/16]
Search report(s)(Supplementary) European search report - dispatched on:EP25.09.1991
ClassificationIPC:H03H1/00, H01F27/02
[1997/16]
CPC:
H01F17/06 (EP,US); H01F27/027 (EP,US); H01F27/33 (EP,US);
H03H1/0007 (EP,US); H04B15/00 (EP,US); H01F2017/065 (EP,US);
H03H2001/0028 (EP,US) (-)
Former IPC [1991/43]H03H1/00, H01F15/02
Designated contracting statesCH,   DE,   FR,   GB,   LI,   SE [1991/43]
TitleGerman:Elektrischer Rauschabsorber[1993/25]
English:Electric noise absorber[1991/43]
French:Absorbeur électrique de bruit[1993/25]
Former [1991/43]Elektrischer Lärmdämpfer
Former [1991/43]Amortisseur électrique de bruit
Examination procedure26.02.1992Examination requested  [1992/18]
24.06.1992Request for accelerated examination filed
18.08.1992Despatch of communication of intention to grant (Approval: Yes)
18.08.1992Decision about request for accelerated examination - accepted: Yes
03.09.1992Communication of intention to grant the patent
17.09.1992Fee for grant paid
17.09.1992Fee for publishing/printing paid
Parent application(s)   TooltipEP87103594.5  / EP0257179
Opposition(s)Opponent(s)01  11.03.1994  20.05.1994  ADMISSIBLE
FAIR-RITE PRODUCTS CORP.
P.O. BOX J, one commercial row, Wallkill
US-New York 12589 / US
Opponent's representative
Huntingford, David Ian
Geoffrey Owen & Company 76 Lower Bridge Street
Chester CH1 1RU / GB
 [N/P]
Former [1995/36]
Opponent(s)01  11.03.1994  20.05.1994  ADMISSIBLE
FAIR-RITE PRODUCTS CORP.
P.O. BOX J, one commercial row, Wallkill
US-New York 12589 / US
Opponent's representative
Huntingford, David Ian
Geoffrey Owen & Company 76 Lower Bridge Street
Chester CH1 1RU / GB
Former [1994/19]
Opponent(s)01  11.03.1994   
FAIR-RITE PRODUCTS CORP.
P.O. BOX J, one commercial row, Wallkill
US-New York 12589 / US
Opponent's representative
Geoffrey Owen & Company
76 Lower Bridge Street
GB-Chester CH1 1RU / GB
27.05.1994Invitation to proprietor to file observations on the notice of opposition
01.09.1994Reply of patent proprietor to notice(s) of opposition
16.09.1994Communication of observations of patent proprietor (Time limit: M04)
09.01.1995Reply of parties involved to observations of patent proprietor
08.12.1995Date of oral proceedings
22.12.1995Despatch of a communication from the opposition division (Time limit: M01)
22.12.1995Despatch of minutes of oral proceedings
04.01.1996Reply to a communication from the opposition division
10.07.1996Despatch of interlocutory decision in opposition
20.07.1996Legal effect of interlocutory decision in opposition
04.11.1996Despatch of communication that the patent will be maintained as amended
14.11.1996Fee for printing new specification paid
Fees paidRenewal fee
09.12.1991Renewal fee patent year 03
09.12.1991Renewal fee patent year 04
09.12.1991Renewal fee patent year 05
09.03.1992Renewal fee patent year 06
03.03.1993Renewal fee patent year 07
Penalty fee
Additional fee for renewal fee
28.06.199103   M06   Fee paid on   09.12.1991
28.06.199104   M06   Fee paid on   09.12.1991
28.06.199105   M06   Fee paid on   09.12.1991
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Documents cited:Search[AD]JP60016404  ;
 [A]US3846725  (MEARS D);
 [A]US3462715  (SCHOR FERDINAND WILLIAM)
 [AD]  - PATENT ABSTRACTS OF JAPAN, vol. 9, no. 131 (E-319)[1854] 06 June 1985; & JP-A-60 016 404 (TOSHIBA K.K.) 28 January 1985,, & JP60016404 A 19850128
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.