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Extract from the Register of European Patents

EP About this file: EP4241951

EP4241951 - A METHOD FOR MANUFACTURING A CERAMIC TILE AND AN EQUIPMENT FOR MANUFACTURING A CERAMIC TILE [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  04.04.2025
Database last updated on 19.03.2026
FormerGrant of patent is intended
Status updated on  08.10.2024
FormerRequest for examination was made
Status updated on  01.03.2024
FormerThe application has been published
Status updated on  11.08.2023
Most recent event   Tooltip24.02.2026New entry: Communication of a notice of opposition and request to file observations + time limit 
Applicant(s)For all designated states
Marazzi Group Srl
Viale Regina Pacis 39
41049 Sassuolo / IT
[2023/37]
Inventor(s)01 / PAGANELLI, Daniele
41123 Modena / IT
 [2023/37]
Representative(s)Unilin Technologies
Patent Department
Ooigemstraat 3
8710 Wielsbeke / BE
[2023/37]
Application number, filing date22160582.707.03.2022
[2023/37]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP4241951
Date:13.09.2023
Language:EN
[2023/37]
Type: B1 Patent specification 
No.:EP4241951
Date:07.05.2025
Language:EN
[2025/19]
Search report(s)(Supplementary) European search report - dispatched on:EP05.09.2022
ClassificationIPC:B28B11/24, B28B17/00, F27B9/36, F27B9/40
[2023/37]
CPC:
B28B11/243 (EP,US); C04B33/34 (US); B28B17/0072 (EP);
C04B33/24 (US); F27B9/36 (EP); F27B9/40 (EP,US);
G01B11/24 (US); C04B2235/656 (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,   RS,   SE,   SI,   SK,   SM,   TR [2024/14]
Former [2023/37]AL,  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,  RS,  SE,  SI,  SK,  SM,  TR 
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON EINER KERAMIKFLIESE UND EINE AUSRÜSTUNG ZUR HERSTELLUNG EINER KERAMIKFLIESE[2023/37]
English:A METHOD FOR MANUFACTURING A CERAMIC TILE AND AN EQUIPMENT FOR MANUFACTURING A CERAMIC TILE[2023/37]
French:UN PROCÉDÉ DE FABRICATION D'UN CARRELAGE CÉRAMIQUE ET ÉQUIPEMENT POUR LA FABRICATION D'UN CARRELAGE CÉRAMIQUE[2023/37]
Examination procedure26.02.2024Amendment by applicant (claims and/or description)
26.02.2024Examination requested  [2024/14]
26.02.2024Date on which the examining division has become responsible
09.10.2024Communication of intention to grant the patent
29.01.2025Fee for grant paid
29.01.2025Fee for publishing/printing paid
29.01.2025Receipt of the translation of the claim(s)
Opposition(s)Opponent(s)01  05.02.2026  06.02.2026  ADMISSIBLE
Clarke, Modet y Cía., S.L.
C/ Suero de Quiñones 34-36
28002 Madrid / ES
Opponent's representative
Clarke, Modet y Cía., S.L.
C/ Suero de Quiñones 34-36
28002 Madrid / ES
 02  06.02.2026  10.02.2026  ADMISSIBLE
J. Pereira da Cruz SA
P.O. Box 1249-103
Rua Vítor Cordon 10A
1249-103 Lisbon / PT
Opponent's representative
do Nascimento Gomes, Rui
J. Pereira da Cruz, S.A.
Rua Vítor Cordon, 10-A
1249-103 Lisboa / PT
 [2026/12]
24.02.2026Invitation to proprietor to file observations on the notice of opposition
Fees paidRenewal fee
27.03.2024Renewal fee patent year 03
27.03.2025Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
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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  TooltipAT07.05.2025
BG07.05.2025
CZ07.05.2025
DK07.05.2025
EE07.05.2025
FI07.05.2025
HR07.05.2025
LV07.05.2025
SK07.05.2025
SM07.05.2025
NO07.08.2025
RS07.08.2025
GR08.08.2025
IS07.09.2025
PT08.09.2025
[2026/10]
Former [2026/09]AT07.05.2025
BG07.05.2025
CZ07.05.2025
DK07.05.2025
FI07.05.2025
HR07.05.2025
LV07.05.2025
SM07.05.2025
NO07.08.2025
RS07.08.2025
GR08.08.2025
IS07.09.2025
PT08.09.2025
Former [2026/08]AT07.05.2025
BG07.05.2025
DK07.05.2025
FI07.05.2025
HR07.05.2025
LV07.05.2025
SM07.05.2025
NO07.08.2025
RS07.08.2025
GR08.08.2025
IS07.09.2025
PT08.09.2025
Former [2025/49]AT07.05.2025
BG07.05.2025
FI07.05.2025
HR07.05.2025
LV07.05.2025
NO07.08.2025
RS07.08.2025
GR08.08.2025
IS07.09.2025
PT08.09.2025
Former [2025/48]AT07.05.2025
BG07.05.2025
FI07.05.2025
HR07.05.2025
NO07.08.2025
RS07.08.2025
GR08.08.2025
PT08.09.2025
Former [2025/47]BG07.05.2025
FI07.05.2025
NO07.08.2025
GR08.08.2025
PT08.09.2025
Former [2025/46]FI07.05.2025
PT08.09.2025
Documents cited:Search[XAI] WO2007085317  (SACMI FORNI SPA et al.) [X] 1-3,5-7,9-12,15 * page 5, line 1 - page 9, line 7; figure -; claim - * * page 2, line 16 - page 3, line 12 *[A] 4,13,14 [I] 8
 [X] EP1884730  (SACMI FORNI SPA et al.) [X] 1,2,7-10,12,15 * paragraph [0021] - paragraph [0049]; figure - *
 [X] EP1500889  (TCK S R L et al.) [X] 1,2,7-10,12,15 * paragraph [0018] - paragraph [0037]; figure - *
 [X] SU426126   [X] 1-3,7-10,12,15 * the whole document *
 [A] WO2015015263  (SACMI et al.) [A] 4,7 * page 1, line 19 - page 2, line 3; figures 1a,1b,1c *
OppositionWO2007085317
 EP1884730
 EP1500889
 SU426126
 WO2015015263
 ITRE20120058
 IT201600131763
 IT201600131761
 ITRE20000096
 US5900202
 US5830251
 US4834646
 US4462797
   DAL B MARCELO, CANTAVELLA VICENTE, SNCHEZ ENRIQUE, HOTZA DACHAMIR, BOSCHI ANSELMO: "MECHANICAL MODELLING OF RAPID COOLING IN PORCELAIN TILE-TYPE SYSTEMS", QUALICER THE WORLD CONGRESS ON CERAMIC TILE QUALITY, 1 December 2012 (2012-12-01), XP093369066, ISBN: 978-84-95931-38-2, Retrieved from the Internet [A] 4,13,14 [I] 8
   CANTAVELLA V, GARCA-TEN J, SNCHEZ E, BANNIER E, SNCHEZ J, SOLER C, SALES J, CASTELLN JAUME I, SPAIN, TAULELL ), TAU S A, CASTE: "DELAYED CURVATURES IN PORCELAIN TILE. ANALYSIS AND MEASUREMENT OF INFLUENCING FACTORS", QUALICER, 2008, 1 January 2008 (2008-01-01), XP093369069, Retrieved from the Internet
   DELAVI D.G.G., J. GARCA-TEN, A. SABURIT, A. ESCRIG, D. HOTZA: "PORCELAIN TILE BEHAVIOUR UNDER CUTTING. RELATIONSHIP WITH RESIDUAL STRESSES", QUALICER '16, 1 December 2016 (2016-12-01), XP093369073
   C. ZANELLI; M. RAIMONDO; G. GUARINI; M. DONDI;: "The vitreous phase of porcelain stoneware: Composition, evolution during sintering and physical properties", JOURNAL OF NON-CRYSTALLINE SOLIDS, NORTH-HOLLAND PHYSICS PUBLISHING. AMSTERDAM., NL, vol. 357, no. 16, NL , pages 3251 - 3260, XP028231576, ISSN: 0022-3093, DOI: 10.1016/j.jnoncrysol.2011.05.020

DOI:   http://dx.doi.org/10.1016/j.jnoncrysol.2011.05.020
   CONTE SONIA, ZANELLI CHIARA, ARDIT MATTEO, CRUCIANI GIUSEPPE, DONDI MICHELE: "Predicting Viscosity and Surface Tension at High Temperature of Porcelain Stoneware Bodies: A Methodological Approach", MATERIALS, MDPI AG, vol. 11, no. 12, pages 2475, XP093369074, ISSN: 1996-1944, DOI: 10.3390/ma11122475

DOI:   http://dx.doi.org/10.3390/ma11122475
   SANDITOV DAMBA S.; OJOVAN MICHAEL I.: "On relaxation nature of glass transition in amorphous materials", PHYSICA B: CONDENSED MATTER, ELSEVIER, AMSTERDAM, NL, vol. 523, 1 January 1900 (1900-01-01), AMSTERDAM, NL , pages 96 - 113, XP085157595, ISSN: 0921-4526, DOI: 10.1016/j.physb.2017.08.025

DOI:   http://dx.doi.org/10.1016/j.physb.2017.08.025
   D29 - W. OCHEN: "Influence of residual stress on the mechanical behavior of ceramics with various quartz sizes", SCIENTIFIC AFRICAN, vol. 11, December 2009 (2009-12-01)
   TRACHENKO KOSTYA, BRAZHKIN V. V.: "Heat capacity at the glass transition", PHYSICAL REVIEW B, AMERICAN PHYSICAL SOCIETY, US, vol. 83, no. 1, 1 January 2011 (2011-01-01), US , XP093369075, ISSN: 1098-0121, DOI: 10.1103/PhysRevB.83.014201

DOI:   http://dx.doi.org/10.1103/PhysRevB.83.014201
   ARNDT J., HBERLE F.: "Thermal expansion and glass transition temperatures of synthetic glasses of plagioclase-like compositions", CONTRIBUTIONS TO MINERALOGY AND PETROLOGY, SPRINGER BERLIN HEIDELBERG, BERLIN/HEIDELBERG, vol. 39, no. 2, 1 January 1973 (1973-01-01), Berlin/Heidelberg , pages 175 - 183, XP093369077, ISSN: 0010-7999, DOI: 10.1007/BF00375739

DOI:   http://dx.doi.org/10.1007/BF00375739
   QUEREDA M F, SABURIT A, GARCA TEN J, LORENTE M M, GIMENO C, SNCHEZ A: "USE Of ThE OPTICAL fLEXIMETER TO EVALUATE ThE TENDENCY Of CERAMIC TILES AND TILE BODIES TO DEfORM DURING fIRING", QUALICER 2012, 1 January 2012 (2012-01-01), XP093369081, Retrieved from the Internet
   D21A - ZANNINI, PAOLO: "Applied Ceramic Technology - Volume I", 1 December 2002, SACMI, ISBN: 88-88108-48-3, article ZANNINI, PAOLO: "Chapter IV - Raw materials for frits and glazes", pages: 139 - 174, XP009565937
   ZANNINI, PAOLO: "Applied Ceramic Technology - Volume II", 1 January 2002, SACMI, ISBN: 88-88108-55-6, article ZANNINI, PAOLO: "Chapter VI - Firing", pages: 207 - 242, XP009565535
   ANONYMOUS: "Measurement of the glass transition temperature TG", GLASS PROPERTIES, 5 November 2007 (2007-11-05), XP093369087, Retrieved from the Internet
   ANONYMOUS: "A comparison of the glass transition measured by DSC, TMA and DMA", METTLER-TOLDEO AG, 1 December 2009 (2009-12-01), XP093369092
   GARCA-TEN JAVIER, TISCAR JUAN MIGUEL: "WP2. Residual stresses in porcelain tiles - Modelling of the stresses during the cooling", TECNARGILLA, 27 September 2018 (2018-09-27), XP093369096
   SANDITOV DAMBA S, OJOVAN MICHAEL I: "INVITED SCIENTIFIC REPORT 2 - RELAXATION ASPECTS OF THE GLASS TRANSITION", JOINT ICTP-IAEA WORKSHOP FUNDAMENTALS OF VITRIFICATION AND VITREOUS MATERIALS FOR NUCLEAR WASTE IMMOBILIZATION., 6 November 2017 (2017-11-06), XP093369097
   D13 - DILATOMETRIC AGREEMENT IN DOUBLE COMPACTION PORCELAIN TILE
   D14 - INFLUENCE OF COMPOSITION ON MECHANICAL BEHAVIOUR OF PORCELAIN TILE.
   D16 - EXPERIMENTAL STUDY OF TYPICAL DEFECTS IN TRADITIONAL CERAMIC PRODUCTS
   D17 - STUDIO DEI PROCESSI DI SINTERIZZAZIONE E RAFFREDDAMENTO
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.