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Extract from the Register of European Patents

EP About this file: EP3644198

EP3644198 - 3D DESIGN OF B-REP SKIN [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.02.2025
Database last updated on 21.03.2026
FormerThe patent has been granted
Status updated on  15.03.2024
FormerGrant of patent is intended
Status updated on  05.11.2023
FormerExamination is in progress
Status updated on  12.05.2022
FormerRequest for examination was made
Status updated on  06.11.2020
FormerThe application has been published
Status updated on  27.03.2020
Most recent event   Tooltip13.03.2026Lapse of the patent in a contracting state
New state(s): HU		published on 15.04.2026 [2026/16]
Applicant(s)For all designated states
Dassault Systèmes
10, rue Marcel Dassault
78140 Vélizy-Villacoublay / FR
[2020/18]
Inventor(s)01 / Bouvier, Vincent
PO/ DASSAULT SYSTEMES
10 Rue Marcel Dassault
78140 VELIZY VILLACOUBLAY / FR
 [2020/18]
Representative(s)Bandpay & Greuter
11 rue Christophe Colomb
75008 Paris / FR
[2024/16]
Former [2020/18]Bandpay & Greuter
30, rue Notre-Dame des Victoires
75002 Paris / FR
Application number, filing date18306397.326.10.2018
[2020/18]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3644198
Date:29.04.2020
Language:EN
[2020/18]
Type: B1 Patent specification 
No.:EP3644198
Date:17.04.2024
Language:EN
[2024/16]
Search report(s)(Supplementary) European search report - dispatched on:EP09.04.2019
ClassificationIPC:G06T19/20, G06F30/17, G06T17/10
[2023/47]
CPC:
G06T19/20 (EP); G06T17/20 (CN); G06F30/17 (EP,US);
G06F30/12 (US); G06T17/10 (EP); G06T2219/2021 (EP)
Former IPC [2020/18]G06F17/50, G06T19/20
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 [2020/50]  
Former [2020/18]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:3D-DESIGN VON B-REP-HAUT[2020/18]
English:3D DESIGN OF B-REP SKIN[2020/18]
French:CONCEPTION 3D DE PEAU B-REP[2020/18]
Examination procedure26.10.2020Amendment by applicant (claims and/or description)
29.10.2020Examination requested  [2020/50]
29.10.2020Date on which the examining division has become responsible
11.05.2022Despatch of a communication from the examining division (Time limit: M04)
20.07.2022Reply to a communication from the examining division
06.11.2023Communication of intention to grant the patent
05.03.2024Fee for grant paid
05.03.2024Fee for publishing/printing paid
05.03.2024Receipt of the translation of the claim(s)
Opposition(s)20.01.2025No opposition filed within time limit [2025/13]
Fees paidRenewal fee
02.11.2020Renewal fee patent year 03
02.11.2021Renewal fee patent year 04
31.10.2022Renewal fee patent year 05
31.10.2023Renewal fee patent year 06
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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  TooltipCY26.10.2018
HU26.10.2018
CZ17.04.2024
ES17.04.2024
HR17.04.2024
MC17.04.2024
PL17.04.2024
RO17.04.2024
SK17.04.2024
SM17.04.2024
NO17.07.2024
RS17.07.2024
GR18.07.2024
IS17.08.2024
IE26.10.2024
CH31.10.2024
[2026/16]
Former [2026/10]CY26.10.2018
CZ17.04.2024
ES17.04.2024
HR17.04.2024
MC17.04.2024
PL17.04.2024
RO17.04.2024
SK17.04.2024
SM17.04.2024
NO17.07.2024
RS17.07.2024
GR18.07.2024
IS17.08.2024
IE26.10.2024
CH31.10.2024
Former [2025/48]CZ17.04.2024
ES17.04.2024
HR17.04.2024
MC17.04.2024
PL17.04.2024
RO17.04.2024
SK17.04.2024
SM17.04.2024
NO17.07.2024
RS17.07.2024
GR18.07.2024
IS17.08.2024
IE26.10.2024
CH31.10.2024
Former [2025/35]CZ17.04.2024
ES17.04.2024
HR17.04.2024
MC17.04.2024
PL17.04.2024
RO17.04.2024
SK17.04.2024
SM17.04.2024
NO17.07.2024
RS17.07.2024
GR18.07.2024
IS17.08.2024
CH31.10.2024
Former [2025/33]CZ17.04.2024
ES17.04.2024
HR17.04.2024
MC17.04.2024
PL17.04.2024
RO17.04.2024
SK17.04.2024
SM17.04.2024
NO17.07.2024
RS17.07.2024
GR18.07.2024
IS17.08.2024
Former [2025/10]CZ17.04.2024
ES17.04.2024
HR17.04.2024
PL17.04.2024
RO17.04.2024
SK17.04.2024
SM17.04.2024
NO17.07.2024
RS17.07.2024
GR18.07.2024
IS17.08.2024
Former [2024/49]ES17.04.2024
HR17.04.2024
PL17.04.2024
NO17.07.2024
RS17.07.2024
GR18.07.2024
IS17.08.2024
Former [2024/48]ES17.04.2024
HR17.04.2024
NO17.07.2024
GR18.07.2024
IS17.08.2024
Former [2024/47]HR17.04.2024
NO17.07.2024
GR18.07.2024
IS17.08.2024
Former [2024/46]HR17.04.2024
NO17.07.2024
IS17.08.2024
Documents cited:Search[I]   SANG HUN LEE ET AL: "SHEET MODELING AND THICKENING OPERATIONS BASED ON NON-MANIFOLD BOUNDARY REPRESENTATIONS", PROCEEDINGS OF DETC'01 ASME2001 DESIGN ENGINEERING TECHNICAL CONFERENCES, 2001, pages 1 - 10, XP055575901
by applicant  L. PIEGL, W. TILLER: "The NURBS book", 1996, SPRINGER
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.