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Extract from the Register of European Patents

EP About this file: EP2479153

EP2479153 - LITHIUM SILICATE BLANK AND LITHIUM SILICATE GLASS PRECURSOR THEREOF FOR A DENTAL RESTORATION [Right-click to bookmark this link]
Former [2012/30]Lithium silicate materials
[2020/02]
StatusNo opposition filed within time limit
Status updated on  07.05.2021
Database last updated on 13.07.2024
FormerThe patent has been granted
Status updated on  29.05.2020
FormerGrant of patent is intended
Status updated on  09.01.2020
Most recent event   Tooltip24.06.2022Lapse of the patent in a contracting state
New state(s): CY, HU		published on 27.07.2022  [2022/30]
Applicant(s)For all designated states
Ivoclar Vivadent AG
Bendererstrasse 2
9494 Schaan / LI
[2012/30]
Inventor(s)01 / Schweiger, Marcel
Güterstraße 16
7000 Chur / CH
02 / Rheinberger, Volker M.
Mareestraße 34
9490 Vaduz / LI
03 / Bürke, Harald
Bardella 5a
6820 Frastanz / AT
04 / Höland, Wolfram
Im Aescherle 26
9494 Schaan / LI
 [2012/30]
Representative(s)Uexküll & Stolberg
Partnerschaft von
Patent- und Rechtsanwälten mbB
Beselerstraße 4
22607 Hamburg / DE
[2020/27]
Former [2012/30]UEXKÜLL & STOLBERG
Patentanwälte Beselerstrasse 4
22607 Hamburg / DE
Application number, filing date12163270.703.08.2004
[2012/30]
Priority number, dateDE2003103691307.08.2003         Original published format: DE 10336913
[2012/30]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP2479153
Date:25.07.2012
Language:EN
[2012/30]
Type: A3 Search report 
No.:EP2479153
Date:24.04.2013
Language:EN
[2013/17]
Type: B1 Patent specification 
No.:EP2479153
Date:01.07.2020
Language:EN
[2020/27]
Search report(s)(Supplementary) European search report - dispatched on:EP22.03.2013
ClassificationIPC:C03C10/00, C03C3/097, C03C4/00, A61K6/027, A61K6/02, A61K6/00
[2020/02]
CPC:
C03C10/0027 (EP,US); A61K6/833 (EP,US); A61K6/78 (EP,US);
A61K6/807 (EP,US); A61K6/818 (EP,US); C03C10/0036 (EP,US);
C03C3/097 (EP,US); C03C4/0021 (EP,US) (-)
Former IPC [2013/17]C03C10/00, A61K6/027
Former IPC [2012/30]C03C10/04, A61K6/06, C03C10/00, A61K6/027
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 [2020/27]
Former [2012/30]AT,  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 
TitleGerman:LITHIUMSILIKATROHLING UND DESSEN LITHIUMSILIKATGLASVORSTUFE FÜR EINE ZAHNRESTAURATION[2020/05]
English:LITHIUM SILICATE BLANK AND LITHIUM SILICATE GLASS PRECURSOR THEREOF FOR A DENTAL RESTORATION[2020/05]
French:BLANC À BASE DE SILICATE DE LITHIUM ET PRÉCURSEUR DE VERRE AU SILICATE DE LITHIUM POUR UNE RESTAURATION DENTAIRE[2020/05]
Former [2012/30]Lithiumsilicat-Materialien
Former [2012/30]Lithium silicate materials
Former [2012/30]Matériaux en silicate de lithium
Examination procedure24.10.2013Amendment by applicant (claims and/or description)
24.10.2013Examination requested  [2013/49]
29.10.2015Despatch of a communication from the examining division (Time limit: M04)
06.04.2016Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
16.06.2016Reply to a communication from the examining division
03.12.2019Cancellation of oral proceeding that was planned for 06.12.2019
06.12.2019Date of oral proceedings (cancelled)
10.01.2020Communication of intention to grant the patent
15.05.2020Fee for grant paid
15.05.2020Fee for publishing/printing paid
15.05.2020Receipt of the translation of the claim(s)
Parent application(s)   TooltipEP04018339.4  / EP1505041
Opposition(s)06.04.2021No opposition filed within time limit [2021/23]
Request for further processing for:The application is deemed to be withdrawn due to failure to reply to the examination report
16.06.2016Request for further processing filed
16.06.2016Full payment received (date of receipt of payment)
Request granted
29.06.2016Decision despatched
Fees paidRenewal fee
05.04.2012Renewal fee patent year 03
05.04.2012Renewal fee patent year 04
05.04.2012Renewal fee patent year 05
05.04.2012Renewal fee patent year 06
05.04.2012Renewal fee patent year 07
05.04.2012Renewal fee patent year 08
31.08.2012Renewal fee patent year 09
29.08.2013Renewal fee patent year 10
28.08.2014Renewal fee patent year 11
27.08.2015Renewal fee patent year 12
10.08.2016Renewal fee patent year 13
13.07.2017Renewal fee patent year 14
16.08.2018Renewal fee patent year 15
14.08.2019Renewal fee patent year 16
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  TooltipHU03.08.2004
CY01.07.2020
CZ01.07.2020
DK01.07.2020
EE01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
RO01.07.2020
SE01.07.2020
SI01.07.2020
SK01.07.2020
TR01.07.2020
IE03.08.2020
LU03.08.2020
BE31.08.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
[2022/27]
Former [2022/26]CZ01.07.2020
DK01.07.2020
EE01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
RO01.07.2020
SE01.07.2020
SI01.07.2020
SK01.07.2020
TR01.07.2020
IE03.08.2020
LU03.08.2020
BE31.08.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/37]CZ01.07.2020
DK01.07.2020
EE01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
RO01.07.2020
SE01.07.2020
SI01.07.2020
SK01.07.2020
IE03.08.2020
LU03.08.2020
BE31.08.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/36]CZ01.07.2020
DK01.07.2020
EE01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
RO01.07.2020
SE01.07.2020
SI01.07.2020
SK01.07.2020
LU03.08.2020
BE31.08.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/28]CZ01.07.2020
DK01.07.2020
EE01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
RO01.07.2020
SE01.07.2020
SK01.07.2020
LU03.08.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/22]CZ01.07.2020
DK01.07.2020
EE01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
RO01.07.2020
SE01.07.2020
LU03.08.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/20]CZ01.07.2020
DK01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
SE01.07.2020
LU03.08.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/18]CZ01.07.2020
FI01.07.2020
MC01.07.2020
PL01.07.2020
SE01.07.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/11]CZ01.07.2020
FI01.07.2020
PL01.07.2020
SE01.07.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/09]CZ01.07.2020
FI01.07.2020
SE01.07.2020
BG01.10.2020
GR02.10.2020
PT02.11.2020
Former [2021/08]FI01.07.2020
SE01.07.2020
BG01.10.2020
PT02.11.2020
Former [2021/01]BG01.10.2020
Documents cited:Search[A]US3816704  (BOROM M, et al) [A] 1-15 * column 7, line 49 - column 8, line 5; example -; claim - *;
 [X]EP0827941  (IVOCLAR AG [LI]) [X] 1-15 * example -; claim - * * page 4, line 20 - line 31 * * page 6, line 11 - line 13 * * page 5, line 44 - line 46 *;
 [XD]DE19750794  (IVOCLAR AG [LI]) [XD] 1-15 * example -; claim - *;
 [X]US6455451  (BRODKIN DMITRI [US], et al) [X] 1-15 * example -; claim - *;
 [X]  - VON CLAUSBRUCH S C ET AL, "The effect of P2O5 on the crystallization and microstructure of glass-ceramics in the SiO2-Li2O-K2O-ZnO-P2O5 system", JOURNAL OF NON-CRYSTALLINE SOLIDS, NORTH-HOLLAND PUBLISHING COMPANY, AMSTERDAM, NL, (200003), vol. 263-264, ISSN 0022-3093, pages 388 - 394, XP004190686 [X] 1,15 * page 393, column R - page 394; table - *
 [X]  - CRAMER VON CLAUSBRUCH S ET AL, "EFFECT OF ZNO ON THE CRYSTALLIZATION, MICROSTRUCTURE AND PROPERTIES OF GLASS-CERAMICS IN THE SIO2-LI2O-ZNO-K2O-P2O5 SYSTEM EINFLUSS VON ZNO AUF KRISTALLISATION, GEFUEGE UND EIGENSCHAFTEN VON GLASKERAMIKEN IM SYSTEM SIO2-LI2O-ZNO-K2O-P2O5", TECNICA E INVENCION, TECNICA E INVENCION. MADRID, ES, (200108), vol. 74, no. 8, pages 223 - 229, XP001096785 [X] 1,15 * page 228 - page 229; figure 3; table 1 *
 [A]  - OLIVEIRA DE A P N ET AL, "SINTERING AND CRYSTALLIZATION OF A GLASS POWDER IN THE LI2O-ZRO2- SIO2 SYSTEM", JOURNAL OF THE AMERICAN CERAMIC SOCIETY, AMERICAN CERAMIC SOCIETY. COLUMBUS, US, (199803), vol. 81, no. 3, ISSN 0002-7820, pages 777 - 780, XP000738310 [A] 1-15 * the whole document *
by applicantUS2684911
 DE2451121
 DE19750794
 EP0817597
 EP0774933
    - S.D. STOOKEY, "Chemical Machining of Photosensitive Glass", IND. ENG. CHEM., (1993), vol. 45, pages 115 - 118
    - S.D. STOOKEY, PHOTOSEN- SITIVELY OPACIFIABLE GLASS
    - M.-P. BOROM; A.M. TURKALO; R.H. DOREMUS, "Strength and Microstructure in Lithium Disilicate Glass-Ceramics", J. AM. CEREAM. SOC., (1975), vol. 58, no. 9-10, pages 385 - 391
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.