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Extract from the Register of European Patents

EP About this file: EP0317903

EP0317903 - Sealing ring [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  22.05.1998
Database last updated on 03.09.2024
Most recent event   Tooltip22.05.1998Patent maintained (B2 publication)published on 08.07.1998 [1998/28]
Applicant(s)For all designated states
Kaco GmbH + Co.
Rosenbergstrasse 22
D-74072 Heilbronn / DE
[1989/22]
Inventor(s)01 / Heinrich, Richard
Im Stahlbühl 20
D-7100 Heilbronn / DE
[1989/22]
Representative(s)Jackisch-Kohl, Anna-Katharina, et al
Patentanwälte
Jackisch-Kohl & Kohl
Stuttgarter Strasse 115
70469 Stuttgart / DE
[N/P]
Former [1989/22]Jackisch-Kohl, Anna-Katharina, et al
Patentanwälte Jackisch-Kohl & Kohl Stuttgarter Strasse 115
D-70469 Stuttgart / DE
Application number, filing date88119161.318.11.1988
[1989/22]
Priority number, dateDE1987373951421.11.1987         Original published format: DE 3739514
[1989/22]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0317903
Date:31.05.1989
Language:DE
[1989/22]
Type: B1 Patent specification 
No.:EP0317903
Date:03.02.1993
Language:DE
[1993/05]
Type: B2 New European patent specification 
No.:EP0317903
Date:08.07.1998
Language:DE
[1998/28]
Search report(s)(Supplementary) European search report - dispatched on:EP14.03.1989
ClassificationIPC:F16J15/32
[1989/22]
CPC:
F16J15/3276 (EP); F16J15/3252 (EP)
Designated contracting statesDE,   ES,   FR,   GB,   IT,   SE [1989/22]
TitleGerman:Dichtring[1989/22]
English:Sealing ring[1989/22]
French:Joint annulaire[1989/22]
Examination procedure14.11.1989Examination requested  [1990/02]
14.11.1989Request for accelerated examination filed
27.11.1990Despatch of a communication from the examining division (Time limit: M06)
27.11.1990Decision about request for accelerated examination - accepted: Yes
25.05.1991Reply to a communication from the examining division
10.09.1991Despatch of a communication from the examining division (Time limit: M04)
11.01.1992Reply to a communication from the examining division
30.03.1992Despatch of communication of intention to grant (Approval: Yes)
03.08.1992Communication of intention to grant the patent
25.09.1992Fee for grant paid
25.09.1992Fee for publishing/printing paid
Opposition(s)Opponent(s)01  21.08.1993  08.10.1993  ADMISSIBLE
Firma Carl Freudenberg Patente und Warenzeichen
Höhnerweg 2-4
D-69469 Weinheim / DE
Opponent's representative
Hering, Hartmut
Patentanwälte
Berendt, Leyh & Hering
Innere Wiener Strasse 20
81667 München / DE
 [N/P]
Former [1996/31]
Opponent(s)01  21.08.1993  08.10.1993  ADMISSIBLE
Firma Carl Freudenberg Patente und Warenzeichen
Höhnerweg 2-4
D-69469 Weinheim / DE
Opponent's representative
Hering, Hartmut
Patentanwälte Berendt, Leyh & Hering Innere Wiener Strasse 20
81667 München / DE
Former [1993/41]
Opponent(s)01  21.08.1993   
Firma Carl Freudenberg Patente und Warenzeichen
Höhnerweg 2-4
D-69469 Weinheim / DE
06.12.1993Invitation to proprietor to file observations on the notice of opposition
08.06.1994Reply of patent proprietor to notice(s) of opposition
24.11.1994Communication of observations of patent proprietor (Time limit: M02)
17.02.1995Reply of parties involved to observations of patent proprietor
14.03.1995Despatch of a communication from the opposition division (Time limit: M04)
14.07.1995Reply to a communication from the opposition division
10.11.1995Despatch of a communication from the opposition division (Time limit: M04)
12.03.1996Reply to a communication from the opposition division
29.01.1997Legal effect of interlocutory decision in opposition
29.01.1997Date of oral proceedings
08.10.1997Despatch of interlocutory decision in opposition
08.10.1997Despatch of minutes of oral proceedings
26.01.1998Despatch of communication that the patent will be maintained as amended
17.04.1998Fee for printing new specification paid
Fees paidRenewal fee
14.11.1990Renewal fee patent year 03
23.11.1991Renewal fee patent year 04
25.11.1992Renewal fee patent year 05
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Documents cited:Search[X]DE3526731  (KACO GMBH CO [DE]);
 [A]US2485011  (NIESSEN PAUL F, et al);
 [A]FR2567981  (HUTCHINSON [FR]);
 [A]FR1056617  ;
 [A]US2819106  (VANDERVEER VOORHEES)
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.