blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP2435377

EP2435377 - GLASS-CERAMIC PLATE [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  21.02.2025
Database last updated on 19.03.2026
FormerThe patent has been granted
Status updated on  11.06.2021
FormerGrant of patent is intended
Status updated on  07.02.2021
FormerExamination is in progress
Status updated on  28.11.2016
Most recent event   Tooltip21.02.2025Patent maintained (B2 publication)published on 26.03.2025  [2025/13]
Applicant(s)For all designated states
Eurokera S.N.C.
BP 1
77640 Jouarre / FR
[2025/13]
Former [2021/28]For all designated states
Eurokera S.N.C.
BP 1
77640 Jouarre / FR
Former [2012/14]For all designated states
Eurokera S.N.C.
BP 1
77640 Jouarre / FR
Inventor(s)01 / BRUNET, Edouard
9 rue de Prague
F-75012 Paris / FR
02 / CHOPINET, Marie, Hélène
90 rue Duhesme
F-75018 Paris / FR
 [2012/14]
Representative(s)Saint-Gobain Recherche
41 Quai Lucien Lefranc
93300 Aubervilliers / FR
[2025/13]
Former [2021/28]Saint-Gobain Recherche
Département Propriété Industrielle
39 Quai Lucien Lefranc
93300 Aubervilliers / FR
Former [2012/14]Teyssedre, Laurent
Saint-Gobain Recherche Département Propriété Industrielle 39 Quai Lucien Lefranc
93300 Aubervilliers Cedex / FR
Application number, filing date10728836.728.05.2010
[2021/28]
WO2010FR51028
Priority number, dateFR2009005355829.05.2009         Original published format: FR 0953558
FR2009005462003.07.2009         Original published format: FR 0954620
FR2010005247401.04.2010         Original published format: FR 1052474
[2012/14]
Filing languageFR
Procedural languageFR
PublicationType: A2 Application without search report
No.:WO2010136731
Date:02.12.2010
Language:FR
[2010/48]
Type: A2 Application without search report 
No.:EP2435377
Date:04.04.2012
Language:FR
The application published by WIPO in one of the EPO official languages on 02.12.2010 takes the place of the publication of the European patent application.
[2012/14]
Type: B1 Patent specification 
No.:EP2435377
Date:14.07.2021
Language:FR
[2021/28]
Type: B2 New European patent specification 
No.:EP2435377
Date:26.03.2025
Language:FR
[2025/13]
Search report(s)International search report - published on:EP03.06.2011
ClassificationIPC:C03C3/087, C03C4/08, C03C4/10, C03C10/00, C03C3/085, C03C10/12
[2012/14]
CPC:
C03C3/087 (EP,KR,US); C03B32/02 (US); C03C10/00 (KR);
C03C10/0027 (EP,US); C03C4/08 (EP,KR,US); C03C4/10 (EP,KR,US)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   SE,   SI,   SK,   SM,   TR [2012/14]
TitleGerman:GLASKERAMIKPLATTE[2012/14]
English:GLASS-CERAMIC PLATE[2012/14]
French:PLAQUE EN VITROCÉRAMIQUE[2012/14]
Entry into regional phase29.12.2011National basic fee paid 
29.12.2011Designation fee(s) paid 
29.12.2011Examination fee paid 
Examination procedure29.12.2011Examination requested  [2012/14]
11.06.2012Amendment by applicant (claims and/or description)
20.05.2016Despatch of a communication from the examining division (Time limit: M06)
22.11.2016Reply to a communication from the examining division
08.02.2019Despatch of a communication from the examining division (Time limit: M04)
29.05.2019Reply to a communication from the examining division
06.04.2020Despatch of a communication from the examining division (Time limit: M06)
05.10.2020Reply to a communication from the examining division
08.02.2021Communication of intention to grant the patent
02.06.2021Fee for grant paid
02.06.2021Fee for publishing/printing paid
02.06.2021Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  20.05.2016
Opposition(s)Opponent(s)01  14.04.2022  19.04.2022  ADMISSIBLE
Schott AG
Hattenbergstrasse 10
55122 Mainz / DE
Opponent's representative
WSL Patentanwälte Partnerschaft mbB
Kaiser-Friedrich-Ring 98
65185 Wiesbaden / DE
 [2022/21]
04.05.2022Invitation to proprietor to file observations on the notice of opposition
02.09.2022Reply of patent proprietor to notice(s) of opposition
17.10.2023Date of oral proceedings
30.11.2023Despatch of interlocutory decision in opposition
30.11.2023Despatch of minutes of oral proceedings
28.03.2024Legal effect of interlocutory decision in opposition
26.11.2024Despatch of communication that the patent will be maintained as amended
Appeal following opposition30.01.2024Appeal received No.  T0162/24
30.01.2024Payment of appeal fee
28.03.2024Result of appeal procedure: appeal of the opponent withdrawn
Fees paidRenewal fee
31.03.2012Renewal fee patent year 03
06.05.2013Renewal fee patent year 04
23.05.2014Renewal fee patent year 05
28.05.2015Renewal fee patent year 06
30.05.2016Renewal fee patent year 07
31.05.2017Renewal fee patent year 08
01.06.2018Renewal fee patent year 09
31.05.2019Renewal fee patent year 10
02.06.2020Renewal fee patent year 11
31.05.2021Renewal fee patent year 12
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  TooltipHU28.05.2010
AL14.07.2021
AT14.07.2021
CY14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
MK14.07.2021
MT14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
IT28.05.2022
LU28.05.2022
TR28.05.2022
ES29.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
[2024/42]
Former [2024/41]HU28.05.2010
AL14.07.2021
AT14.07.2021
CY14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
MK14.07.2021
MT14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
IT28.05.2022
LU28.05.2022
ES29.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2024/22]HU28.05.2010
AL14.07.2021
AT14.07.2021
CY14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
MK14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
IT28.05.2022
LU28.05.2022
ES29.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2024/20]HU28.05.2010
AL14.07.2021
AT14.07.2021
CY14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
IT28.05.2022
LU28.05.2022
ES29.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2024/18]HU28.05.2010
AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
IT28.05.2022
LU28.05.2022
ES29.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/46]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
IT28.05.2022
LU28.05.2022
ES29.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/35]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
IT28.05.2022
LU28.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/27]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
GB28.05.2022
IE28.05.2022
LU28.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/25]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
IE28.05.2022
LU28.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/20]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
IE28.05.2022
LU28.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/09]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
LU28.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/08]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
LU28.05.2022
Former [2023/06]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
MC14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
Former [2022/29]AL14.07.2021
AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SI14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
Former [2022/26]AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SK14.07.2021
SM14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
Former [2022/24]AT14.07.2021
CZ14.07.2021
DK14.07.2021
EE14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
NL14.07.2021
PL14.07.2021
RO14.07.2021
SE14.07.2021
SK14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
Former [2022/21]AT14.07.2021
DK14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
NL14.07.2021
PL14.07.2021
SE14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
Former [2022/11]AT14.07.2021
FI14.07.2021
HR14.07.2021
LT14.07.2021
LV14.07.2021
NL14.07.2021
PL14.07.2021
SE14.07.2021
BG14.10.2021
NO14.10.2021
GR15.10.2021
IS14.11.2021
PT15.11.2021
Former [2022/09]AT14.07.2021
FI14.07.2021
LT14.07.2021
NL14.07.2021
SE14.07.2021
BG14.10.2021
NO14.10.2021
PT15.11.2021
Former [2022/08]AT14.07.2021
FI14.07.2021
LT14.07.2021
NL14.07.2021
SE14.07.2021
BG14.10.2021
NO14.10.2021
Former [2022/07]AT14.07.2021
LT14.07.2021
NL14.07.2021
NO14.10.2021
Cited inInternational search[XY] US2008207424  (AITKEN BRUCE GARDINER et al.)
 [XY] FR2612510  (NIPPON ELECTRIC GLASS CO et al.) [X] 1-11,13,14 * paragraph [0060] * * paragraph [0102] * * table 1 *[Y] 12
 [XY] JPH11100230  (NIPPON ELECTRIC GLASS CO et al.) [X] 1-11,13,14 * example 1 * * page 10, line 10 - line 17 *[Y] 12
 [XY] JPH11100231  (NIPPON ELECTRIC GLASS CO et al.) [X] 1-11,13,14 * tables 1-3 * * paragraph [0039] *[Y] 12
 [XY] JPH11100229  (NIPPON ELECTRIC GLASS CO et al.) [X] 1-11,13,14 * tables 1-3 * * paragraph [0039] * * abstract *[Y] 12
 [XY] WO2008053110  (EUROKERA et al.) [X] 1-11,13,14 * tables 1-3 * * paragraph [0039] *[Y] 12
 [Y] US3788865  (BUSDIECKER R et al.) [Y] 12 * table 1 * * page 8, line 23 - line 27 *
 [A] FR2902420  (SNC EUROKERA SOC EN NOM COLLEC et al.) [A] 1,2,8,10,11,13,14 * figure 1 * * column 12, line 9 - line 42 *
ExaminationWO2010137000
 WO2010040443
 US2005252503
 GB1124001
 US2004121895
 EP1465460
 JPS4516114
 FR2955400
by applicantEP1465460
OppositionWO2010040443
 US2010069219
 US2004121895
 JPH11100230
 EP1465460
 DE102004024583
 US2007004578
 US2007213192
 US2008026927
 EP2226303
 US2008207424
 JPH11100229
 JPH11100231
 DE102008001708
 WO2008053110
 WO2010040443
 DE102008050263
 US2010069219
 US2004121895
 JPH11100230
 EP1465460
 DE102004024583
 US2007004578
 US2007213192
 US2008026927
 EP2226303
 US2008207424
 JPH11100229
 JPH11100231
 DE102008001708
 US2004157720
 US4461839
   Acte notari de remise du texte de la demande D1a aux fins dannonce publique le 30.03.2009 [Y] 12 [I] 4,8
   Analyse chimique
   Tableau des valeurs de transmission
   Spectres de transmission
   Chemische Analyse
   Kristallphasenanalyse
   Transmissionswertetabelle
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.