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Extract from the Register of European Patents

EP About this file: EP3938178

EP3938178 - TECHNIQUES FOR OPTIMIZING PHOTOPOLYMER CURE ENERGY IN ADDITIVE FABRICATION [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  02.02.2024
Database last updated on 05.10.2024
FormerGrant of patent is intended
Status updated on  10.05.2023
FormerRequest for examination was made
Status updated on  17.12.2021
FormerThe international publication has been made
Status updated on  28.09.2020
Formerunknown
Status updated on  18.04.2020
Most recent event   Tooltip02.02.2024Application deemed to be withdrawnpublished on 06.03.2024  [2024/10]
Applicant(s)For all designated states
Formlabs, Inc.
35 Medford Street
Suite No.1
Somerville, MA 02143 / US
[2022/03]
Inventor(s)01 / GOLDMAN, Andrew, M.
29 Cranberry Circle
Stow, MA 01775 / US
02 / WHITNEY, Henry
104 Hanian Drive
Weymouth, MA 02189 / US
03 / KEENAN, Justin
162 Maple Street
Lexington, MA 02420 / US
04 / FRANTZDALE, Benjamin
128 Littleton Road
Harvard, MA 01451 / US
05 / FOGLEMAN, Michael
404 Gravel Brook Court
Cary, NC 27519 / US
06 / MEGRETSKI, Dmitri
575B West Street
Carlisle, MA 01741 / US
[N/P]
Former [2022/03]01 / GOLDMAN, Andrew, M.
Stow, MA 01775 / US
02 / WHITNEY, Henry
Weymouth, MA 02189 / US
03 / KEENAN, Justin
Lexington, MA 02420 / US
04 / FRANTZDALE, Benjamin
Harvard, MA 01451 / US
05 / FOGLEMAN, Michael
Cary, NC 27519 / US
06 / MEGRETSKI, Dmitri
Carlisle, MA 01741 / US
Representative(s)Carpmaels & Ransford LLP
One Southampton Row
London WC1B 5HA / GB
[2022/03]
Application number, filing date20717466.512.03.2020
[2022/03]
WO2020US22361
Priority number, dateUS201962819084P15.03.2019         Original published format: US 201962819084 P
[2022/03]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020190638
Date:24.09.2020
Language:EN
[2020/39]
Type: A1 Application with search report 
No.:EP3938178
Date:19.01.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 24.09.2020 takes the place of the publication of the European patent application.
[2022/03]
Search report(s)International search report - published on:EP24.09.2020
ClassificationIPC:B29C64/386, B33Y10/00, B33Y40/10, B33Y50/00, B29C64/135, B29C64/268
[2023/19]
CPC:
B29C64/135 (EP,US); B29C64/386 (EP,US); B29C64/268 (EP);
B33Y10/00 (EP); B33Y40/10 (EP); B33Y50/00 (EP,US);
G05B19/4099 (US); G05B2219/49023 (US) (-)
Former IPC [2023/18]B29C64/286
Former IPC [2022/03]B29C64/135, B29C64/268, B29C64/386, B33Y10/00, B33Y40/10, B33Y50/00
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 [2022/03]
TitleGerman:TECHNIKEN ZUR OPTIMIERUNG DER PHOTOPOLYMER-HÄRTUNGSENERGIE FÜR ADDITIVE HERSTELLUNG[2023/18]
English:TECHNIQUES FOR OPTIMIZING PHOTOPOLYMER CURE ENERGY IN ADDITIVE FABRICATION[2022/03]
French:TECHNIQUES D'OPTIMISATION DE L'ÉNERGIE DE DURCISSEMENT DES PHOTOPOLYMÈRES EN FABRICATION ADDITIVE[2023/18]
Former [2022/03]TECHNIKEN ZUR OPTIMIERUNG DER AUSHÄRTUNGSENERGIE VON PHOTOPOLYMEREN BEI DER GENERATIVEN FERTIGUNG
Former [2022/03]TECHNIQUES POUR OPTIMISER L'ÉNERGIE DE DURCISSEMENT D'UN PHOTOPOLYMÈRE EN FABRICATION ADDITIVE
Entry into regional phase20.09.2021National basic fee paid 
20.09.2021Designation fee(s) paid 
20.09.2021Examination fee paid 
Examination procedure20.09.2021Examination requested  [2022/03]
20.09.2021Date on which the examining division has become responsible
27.04.2022Amendment by applicant (claims and/or description)
11.05.2023Communication of intention to grant the patent
22.09.2023Application deemed to be withdrawn, date of legal effect  [2024/10]
16.10.2023Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time  [2024/10]
Fees paidRenewal fee
28.03.2022Renewal fee patent year 03
27.03.2023Renewal fee patent year 04
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Cited inInternational search[IA]EP1894704  (3D SYSTEMS INC [US]) [I] 1-9,11-17 * paragraphs [0011] - [0014] - [0 25] , [0 27] , [0 31] , [0 34] , [0 36] , [0 38]; figures 5, 12, 13; claim 16 * [A] 10,18;
 [A]US2008169587  (KIHARA NOBUHIRO [JP], et al) [A] 1 * paragraphs [0022] , [0 23] , [0 34]; figures 7-9 *;
 [A]WO2017194113  (HEWLETT PACKARD DEVELOPMENT CO LP [US], et al) [A] 1* paragraphs [0032] , [0 35]; claim 6 *
by applicantUS2018085994
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.