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Lithium Silicate Glasses Or Glass Ceramics, Method For Production Thereof And Use Thereof - EP2635537

The patent EP2635537 was granted to Degudent on Nov 30, 2022. The application was originally filed on Jun 22, 2011 under application number EP11727924A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2635537

DEGUDENT
Application Number
EP11727924A
Filing Date
Jun 22, 2011
Status
Granted And Under Opposition
Oct 28, 2022
Publication Date
Nov 30, 2022
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

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IVOCLAR VIVADENTAug 30, 2023UEXKULL & STOLBERGADMISSIBLE

Patent Citations (22) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONDE102005028637
DESCRIPTIONDE2451121
DESCRIPTIONEP0536479
DESCRIPTIONEP0536572
DESCRIPTIONUS2684911
EXAMINATIONEP2377831
INTERNATIONAL-SEARCH-REPORTDE102004013455
INTERNATIONAL-SEARCH-REPORTDE102007011337
INTERNATIONAL-SEARCH-REPORTEP0690031
INTERNATIONAL-SEARCH-REPORTEP0827941
INTERNATIONAL-SEARCH-REPORTEP0916625
INTERNATIONAL-SEARCH-REPORTSU908355
INTERNATIONAL-SEARCH-REPORTUS2002010063
INTERNATIONAL-SEARCH-REPORTUS2010083706
OPPOSITIONDE19750794
OPPOSITIONEP1505041
OPPOSITIONEP1688398
OPPOSITIONEP2377831
OPPOSITIONWO2011076422
OTHERUS2009256274
OTHERUS2009258778
OTHERUS7892995

Non-Patent Literature (NPL) Citations (5) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
DESCRIPTION- M.-P. BOROM, A. M. TURKALO, R. H. DOREMUS, "Strength and Microstructure in Lithium Disilicate Glass Ceramics", J. AM. CERAM. SOC., (1975), vol. 58, no. 9 - 10, pages 385 - 391
DESCRIPTION- S. D. STOOKEY, "Chemical Machining of Photosensitive Glass", IND. ENG. CHEM., (1993), vol. 45, pages 115 - 118
INTERNATIONAL-SEARCH-REPORT- CARMER VON CLAUSBRUCH S ET AL, "CRYSTALLIZATION, MICROSTRUCTURE AND PROPERTIES OF SELECTED GLASSES AND GLASS-CERAMICS IN THE SIO2-LI2O-ZNO-K2O-P2O5 SYSTEM", DGG JOURNAL, DEUTSCHE GLASTECHNISCHE GESELLSCHAFT, FRANKFURT, DE, (20020201), vol. 1, no. 1, ISSN 1618-8721, pages 41 - 49, XP001089084 [X] 1,11-13,16,19,20 * abstract * * sample 8.3 ZnO of table 1 *
INTERNATIONAL-SEARCH-REPORT- DATABASE WPI, 0, Derwent World Patents Index, vol. 1982, no. 51, Database accession no. 1982-11217J, XP002658716 & SU908355 A1 19820228 (DOCTOR DEV INST) [X] 1,11-13,15,16,19,20 * abstract * * first example (a) of first table *
OPPOSITION- Xiaoqiu Liu, "Preliminary Study on a New Dental Glass-Ceramic Material", Doctor Thesis of Jilin University, (20040101), pages 1 - 104, XP093079672

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