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Extract from the Register of European Patents

EP About this file: EP1536917

EP1536917 - METHOD FOR THE PRODUCTION OF VALVE SEATS, AND VALVE [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  08.08.2008
Database last updated on 14.09.2024
Most recent event   Tooltip10.07.2020Lapse of the patent in a contracting state
New state(s): ES		published on 12.08.2020  [2020/33]
Applicant(s)For all designated states
Gehring GmbH & Co. KG
Gehringstrasse 28
73760 Ostfildern / DE
[2005/23]
Inventor(s)01 / FLORES, Gerhard
Gartenstrasse 39
73760 Ostfildern / DE
02 / ZANG, Harald
Ontariostrasse 68
70329 Stuttgart / DE
03 / WEBER, Alexander
Heumadener Strasse 49
73760 Ostfildern / DE
04 / ZOUDLIK, Carsten
Dr. Gminder Strasse 15
72636 Frickenhausen / DE
 [2005/23]
Representative(s)Dreiss, Uwe
DREISS Patentanwälte PartG mbB
Gerokstrasse 1
70188 Stuttgart / DE
[N/P]
Former [2005/23]Dreiss, Uwe, Prof. Dr. jur. Dipl.-Ing. M.Sc.
Patentanwälte Dreiss, Fuhlendorf, Steimle & Becker, Postfach 10 37 62
70032 Stuttgart / DE
Application number, filing date04760180.230.06.2004
[2005/23]
WO2004EP07062
Priority number, dateEP2003001490901.07.2003         Original published format: EP 03014909
[2005/23]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2005000524
Date:06.01.2005
Language:DE
[2005/01]
Type: A1 Application with search report 
No.:EP1536917
Date:08.06.2005
Language:DE
The application published by WIPO in one of the EPO official languages on 06.01.2005 takes the place of the publication of the European patent application.
[2005/23]
Type: B1 Patent specification 
No.:EP1536917
Date:30.11.2005
Language:DE
[2005/48]
Search report(s)International search report - published on:EP06.01.2005
ClassificationIPC:B24B15/00
[2005/23]
CPC:
B24B15/00 (EP); B24B15/02 (EP); B24B33/02 (EP);
F16K25/00 (EP)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IT,   LI,   LU,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2005/23]
Extension statesALNot yet paid
HRNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON VENTILSITZEN UND VENTIL[2005/23]
English:METHOD FOR THE PRODUCTION OF VALVE SEATS, AND VALVE[2005/23]
French:PROCEDE DE PRODUCTION DE SIEGES DE SOUPAPES ET SOUPAPE[2005/23]
Entry into regional phase04.11.2004National basic fee paid 
04.11.2004Designation fee(s) paid 
04.11.2004Examination fee paid 
Examination procedure04.11.2004Examination requested  [2005/23]
28.06.2005Communication of intention to grant the patent
22.09.2005Fee for grant paid
22.09.2005Fee for publishing/printing paid
Opposition(s)Opponent(s)01  16.08.2006    ADMISSIBLE
KADIA Produktion GmbH + Co.
Fabrikstrasse 2
72622 Nürtingen / DE
Opponent's representative
Muschik, Thomas, et al, et al
Patentanwälte Ruff, Wilhelm
Beier, Dauster & Partner
Kronenstrasse 30
70174 Stuttgart / DE
 [N/P]
Former [2006/39]
Opponent(s)01  16.08.2006    ADMISSIBLE
KADIA Produktion GmbH + Co.
Fabrikstrasse 2
72622 Nürtingen / DE
Opponent's representative
Muschik, Thomas, et al, et al
Patentanwälte Ruff, Wilhelm, Beier, Dauster & Partner, Kronenstrasse 30
70174 Stuttgart / DE
05.10.2006Invitation to proprietor to file observations on the notice of opposition
12.04.2007Reply of patent proprietor to notice(s) of opposition
11.04.2008Date of oral proceedings
11.04.2008Legal effect of revocation of patent [2008/37]
23.04.2008Despatch of minutes of oral proceedings
23.04.2008Despatch of communication that the patent will be revoked
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipCY30.11.2005
EE30.11.2005
FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
TR30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
AT30.06.2006
BE30.06.2006
LU30.06.2006
MC30.06.2006
CZ30.06.2007
ES01.07.2007
[2020/33]
Former [2009/02]CY30.11.2005
EE30.11.2005
FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
TR30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
AT30.06.2006
BE30.06.2006
LU30.06.2006
MC30.06.2006
CZ30.06.2007
Former [2008/37]EE30.11.2005
FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
TR30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
AT30.06.2006
BE30.06.2006
LU30.06.2006
MC30.06.2006
CZ30.06.2007
Former [2008/28]EE30.11.2005
FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
AT30.06.2006
BE30.06.2006
MC30.06.2006
CZ30.06.2007
Former [2008/25]FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
AT30.06.2006
BE30.06.2006
MC30.06.2006
CZ30.06.2007
Former [2007/51]FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
AT30.06.2006
BE30.06.2006
MC30.06.2006
Former [2007/45]FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
BE30.06.2006
MC30.06.2006
Former [2007/43]FI30.11.2005
IE30.11.2005
IT30.11.2005
NL30.11.2005
PL30.11.2005
RO30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
BE30.06.2006
MC30.06.2006
Former [2007/29]FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
BE30.06.2006
MC30.06.2006
Former [2007/15]FI30.11.2005
IE30.11.2005
NL30.11.2005
PL30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
HU01.06.2006
MC30.06.2006
Former [2007/07]FI30.11.2005
IE30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
MC30.06.2006
Former [2006/49]FI30.11.2005
IE30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
Former [2006/41]FI30.11.2005
NL30.11.2005
SK30.11.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
Former [2006/38]FI30.11.2005
NL30.11.2005
SK30.11.2005
DK28.02.2006
GR28.02.2006
SE28.02.2006
Former [2006/35]FI30.11.2005
NL30.11.2005
SK30.11.2005
DK28.02.2006
SE28.02.2006
Former [2006/27]FI30.11.2005
NL30.11.2005
SE28.02.2006
Former [2006/24]FI30.11.2005
NL30.11.2005
Cited inInternational search[DA]DE19757117  (BOSCH GMBH ROBERT [DE]) [DA] 1,11 * column 1, line 5 - column 5, line 51; figures 1-4 *;
 [A]US5954312  (EARNHARDT DANIEL E [US]);
 [A]US2002040523  (GOLDAU HARALD [DE], et al);
 [DA]EP0955128  (THIELENHAUS ERNST GMBH & CO KG [DE]) [DA] 1,11 * paragraphs [0001] - [0015]; figures 1-4 *
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.