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Extract from the Register of European Patents

EP About this file: EP4215151

EP4215151 - METHODS OF THREE DIMENSIONAL PRINTING FOR FABRICATING A DENTAL APPLIANCE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  28.02.2025
Database last updated on 30.03.2026
FormerThe patent has been granted
Status updated on  22.03.2024
FormerGrant of patent is intended
Status updated on  10.12.2023
FormerRequest for examination was made
Status updated on  22.09.2023
FormerThe application has been published
Status updated on  23.06.2023
Most recent event   Tooltip23.01.2026Lapse of the patent in a contracting state
New state(s): IT		published on 25.02.2026  [2026/09]
Applicant(s)For all designated states
DENTSPLY SIRONA Inc.
Susquehanna Commerce Center
221 West Philadelphia Street, Suite 60
York, PA 17401 / US
[2023/30]
Inventor(s)01 / AMMON, Dan
York, 17401 / US
02 / HASAN, Md Abu
York, 17401 / US
 [2023/30]
Representative(s)Pichova, Vanda
Sirona Dental Systems GmbH
Corporate Legal
Fabrikstraße 31
64625 Bensheim / DE
[2023/30]
Application number, filing date23160330.903.05.2019
[2023/30]
Priority number, dateUS201862666396P03.05.2018         Original published format: US 201862666396 P
[2023/30]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP4215151
Date:26.07.2023
Language:EN
[2023/30]
Type: B1 Patent specification 
No.:EP4215151
Date:24.04.2024
Language:EN
[2024/17]
Search report(s)(Supplementary) European search report - dispatched on:EP21.06.2023
ClassificationIPC:A61C13/01, B33Y10/00, B33Y50/02, B29C64/124, B29C64/40, B29C64/393, A61C13/00, B33Y80/00
[2023/30]
CPC:
A61C13/01 (EP); A61C13/0019 (EP,US); A61C13/0004 (US);
A61C13/0013 (EP,US); A61C13/0018 (US); A61C13/08 (US);
A61C9/0053 (US); B29C64/393 (EP); B29C64/40 (EP);
B33Y50/02 (EP); B33Y80/00 (EP,US); B29C64/124 (EP);
B33Y10/00 (EP) (-)
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 [2023/43]
Former [2023/30]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 ZUM DREIDIMENSIONALEN DRUCKEN ZUR HERSTELLUNG EINER DENTALVORRICHTUNG[2023/30]
English:METHODS OF THREE DIMENSIONAL PRINTING FOR FABRICATING A DENTAL APPLIANCE[2023/30]
French:PROCÉDÉS D'IMPRESSION TRIDIMENSIONNELLE POUR FABRIQUER UN APPAREIL DENTAIRE[2023/30]
Examination procedure18.09.2023Amendment by applicant (claims and/or description)
18.09.2023Examination requested  [2023/43]
18.09.2023Date on which the examining division has become responsible
11.12.2023Communication of intention to grant the patent
20.03.2024Fee for grant paid
20.03.2024Fee for publishing/printing paid
20.03.2024Receipt of the translation of the claim(s)
Parent application(s)   TooltipEP19724666.3  / EP3787547
Opposition(s)27.01.2025No opposition filed within time limit [2025/14]
Fees paidRenewal fee
07.03.2023Renewal fee patent year 03
07.03.2023Renewal fee patent year 04
07.03.2023Renewal fee patent year 05
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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  TooltipCY03.05.2019
HU03.05.2019
AT24.04.2024
BG24.04.2024
CZ24.04.2024
DK24.04.2024
EE24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
MC24.04.2024
NL24.04.2024
PL24.04.2024
RO24.04.2024
SE24.04.2024
SI24.04.2024
SK24.04.2024
SM24.04.2024
IE03.05.2024
IT03.05.2024
LU03.05.2024
BE31.05.2024
CH31.05.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
[2026/09]
Former [2025/42]CY03.05.2019
HU03.05.2019
AT24.04.2024
BG24.04.2024
CZ24.04.2024
DK24.04.2024
EE24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
MC24.04.2024
NL24.04.2024
PL24.04.2024
RO24.04.2024
SE24.04.2024
SI24.04.2024
SK24.04.2024
SM24.04.2024
IE03.05.2024
LU03.05.2024
BE31.05.2024
CH31.05.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
Former [2025/41]CY03.05.2019
HU03.05.2019
AT24.04.2024
BG24.04.2024
CZ24.04.2024
DK24.04.2024
EE24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
MC24.04.2024
NL24.04.2024
PL24.04.2024
RO24.04.2024
SI24.04.2024
SK24.04.2024
SM24.04.2024
IE03.05.2024
LU03.05.2024
BE31.05.2024
CH31.05.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
Former [2025/24]AT24.04.2024
BG24.04.2024
CZ24.04.2024
DK24.04.2024
EE24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
MC24.04.2024
NL24.04.2024
PL24.04.2024
RO24.04.2024
SI24.04.2024
SK24.04.2024
SM24.04.2024
IE03.05.2024
LU03.05.2024
BE31.05.2024
CH31.05.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
Former [2025/11]AT24.04.2024
BG24.04.2024
CZ24.04.2024
DK24.04.2024
EE24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
MC24.04.2024
NL24.04.2024
PL24.04.2024
RO24.04.2024
SK24.04.2024
SM24.04.2024
LU03.05.2024
CH31.05.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
Former [2025/09]AT24.04.2024
BG24.04.2024
DK24.04.2024
EE24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
NL24.04.2024
PL24.04.2024
LU03.05.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
Former [2025/08]AT24.04.2024
BG24.04.2024
DK24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
NL24.04.2024
PL24.04.2024
LU03.05.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
Former [2024/50]AT24.04.2024
BG24.04.2024
FI24.04.2024
HR24.04.2024
LV24.04.2024
NL24.04.2024
PL24.04.2024
NO24.07.2024
RS24.07.2024
GR25.07.2024
IS24.08.2024
PT26.08.2024
Former [2024/44]NL24.04.2024
Documents cited:Search[YA] US2014308624  (LEE JAE SIK et al.)
 [YA] US2008206710  (KRUTH JEAN-PIERRE et al.) [Y] 1-5 * paragraph [0035] - paragraph [0052]; figures 1,5,7; claims 5-8 *[A] 6-12
 [YA] US2018099454  (HÜMMELER LUDGER et al.) [Y] 1-5 * paragraph [0042] - paragraph [0103]; figures 8, 11B; claim 19 *[A] 6-12
 [A] US2015093720  (BEEBY DAVID et al.) [A] 1-12 * paragraph [0019] *
 [A] EP3087948  (SIRONA DENTAL SYSTEMS GMBH et al.) [A] 1-12 * paragraph [0085] - paragraph [0086]; figure 6 *
by applicantEP19724666
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.