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Extract from the Register of European Patents

EP About this file: EP3615306

EP3615306 - SUPPORT STRUCTURES IN ADDITIVE MANUFACTURING [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  20.10.2022
Database last updated on 03.10.2024
FormerRequest for examination was made
Status updated on  31.01.2020
FormerThe international publication has been made
Status updated on  03.11.2018
Most recent event   Tooltip05.04.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Divergent Technologies Inc.
19601 Hamilton Avenue
Los Angeles, California 90502 / US
[2020/10]
Inventor(s)01 / EL NAGA, Eahab Nagi
21119 Lighthill Drive
Topanga, California 90210 / US
02 / BUCKNELL, John Russell
701 Center Street
El Segundo, California 90245 / US
03 / YAP, Chor Yen
1655 Begonia Way
Gardena, California 90248 / US
04 / TENHOUTEN, Broc William
6501 Beachview Drive
Rancho Palos Verdes, California 90275 / US
05 / MARTINEZ, Antonio Bernerd
816 Maryland Street
El Segundo, California 90245 / US
 [2020/10]
Representative(s)Dentons UK and Middle East LLP
One Fleet Place
London EC4M 7WS / GB
[2020/10]
Application number, filing date18791096.310.04.2018
[2020/10]
WO2018US26944
Priority number, dateUS20171558240928.04.2017         Original published format: US201715582409
[2020/10]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018200197
Date:01.11.2018
Language:EN
[2018/44]
Type: A1 Application with search report 
No.:EP3615306
Date:04.03.2020
Language:EN
The application published by WIPO in one of the EPO official languages on 01.11.2018 takes the place of the publication of the European patent application.
[2020/10]
Search report(s)International search report - published on:KR01.11.2018
(Supplementary) European search report - dispatched on:EP02.12.2020
ClassificationIPC:B22F3/105, B29C64/40, B33Y10/00, B33Y30/00
[2021/01]
CPC:
B29C64/40 (EP,CN,US); B29C64/153 (CN,KR); B22F10/00 (CN);
B22F10/28 (EP,CN,KR,US); B22F10/43 (EP,CN,KR,US); B22F10/47 (EP,US);
B22F10/60 (EP,CN,KR,US); B22F10/66 (EP,CN,KR,US); B22F3/003 (CN);
B22F3/02 (US); B22F3/1017 (US); B22F3/164 (US);
B22F3/18 (US); B23K26/142 (US); B23K26/342 (US);
B23K26/702 (US); B29C64/165 (KR); B29C64/205 (KR);
B29C64/268 (KR); B29C64/295 (KR); B29C64/35 (KR);
B29C64/379 (KR); B29C64/386 (US); B33Y10/00 (EP,CN,KR,US);
B33Y30/00 (EP,CN,KR,US); B33Y40/20 (EP,KR); B33Y50/02 (US);
B33Y70/00 (KR); B22F10/30 (EP,CN,KR,US); B22F12/55 (EP,US);
B22F12/60 (EP,US); B22F2202/01 (US); B22F2202/06 (US);
B22F2998/10 (US); B22F2999/00 (EP,CN,KR,US); Y02P10/25 (EP) (-)
C-Set:
B22F2999/00, B22F10/28, B22F10/43, B22F10/60, B22F2202/05 (EP,US,KR,CN);
B22F2999/00, B22F10/60, B22F10/43, B22F2202/05 (EP,US,KR,CN);
B22F2999/00, B22F10/60, B22F10/43, B22F2202/06 (CN,EP,US,KR);
B22F2999/00, B22F10/66, B22F10/43, B22F2202/01 (US,KR,CN,EP)
Former IPC [2020/10]B29C64/218, B29C64/264, B29C64/141, B29C64/295, B33Y40/00, B33Y30/00, B33Y70/00
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 [2020/10]
TitleGerman:TRAGESTRUKTUREN IN DER GENERATIVEN FERTIGUNG[2020/10]
English:SUPPORT STRUCTURES IN ADDITIVE MANUFACTURING[2020/10]
French:STRUCTURES DE SUPPORT UTILISÉES DANS LA FABRICATION ADDITIVE[2020/10]
Entry into regional phase18.10.2019National basic fee paid 
18.10.2019Search fee paid 
18.10.2019Designation fee(s) paid 
18.10.2019Examination fee paid 
Examination procedure18.10.2019Examination requested  [2020/10]
22.06.2021Amendment by applicant (claims and/or description)
19.10.2022Despatch of a communication from the examining division (Time limit: M06)
18.04.2023Reply to a communication from the examining division
Fees paidRenewal fee
23.03.2020Renewal fee patent year 03
28.04.2021Renewal fee patent year 04
26.04.2022Renewal fee patent year 05
17.04.2023Renewal fee patent year 06
03.04.2024Renewal fee patent year 07
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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.
Documents cited:Search[Y]DE112014006475T  (TOSHIBA KK [JP]) [Y] 6-8,14,15 * paragraphs [0024] , [0065] , [0092] , [0093] , [0099] , [0100] , [0133] - [0137] * * claims 1,3,4,10,12,1 ** figures 8-13 *;
 [X]  - Martin Erler ET AL, "Novel Machine and Measurement Concept for Micro Machining by Selective Laser Sintering Highspeed Lasersintering View project Projekt -LAURA View project", (20140831), URL: http://utw10945.utweb.utexas.edu/sites/default/files/2014-003-Erler.pdf, (20200702), XP055711346 [X] 1-4,9-12 * the whole document * * figures 2,3,5,9,12 *
 [XY]  - LOURDES D. BOBBIO ET AL, "Characterization of the strength of support structures used in powder bed fusion additive manufacturing of Ti-6Al-4V", ADDITIVE MANUFACTURING, NL, (20170119), vol. 14, doi:10.1016/j.addma.2017.01.002, ISSN 2214-8604, pages 60 - 68, XP055529054 [X] 1,5,9,13 * abstract * * paragraph [0002] * [Y] 6-8,14,15

DOI:   http://dx.doi.org/10.1016/j.addma.2017.01.002
International search[A]US2004084814  (BOYD MELISSA D [US], et al) [A] 1-51 * See paragraphs [0016]-[0038]; claims 1, 5; and figure 2B. *;
 [X]US2017072467  (ZEHAVI RAANAN [US], et al) [X] 1-51 * See paragraphs [0036]-[0140]; claim 1; and figures 1A, 4A-4D. *;
 [X]  - BOBBIO, LOURDES D. et al., "Characterization of the strength of support structures used in powder bed fusion additive manufacturing of Ti-6AI-4V", Additive Manufacturing, (20170119), vol. 14, pages 60 - 68, XP055529054 [X] 1-51 * See abstract; pages 61-67; table 1; and figure 1. *

DOI:   http://dx.doi.org/10.1016/j.addma.2017.01.002
 [X]  - LEFKY, CHRISTOPHER S. et al., "Dissolvable supports in powder bed fusion- printed stainless steel", 3D Printing and Additive Manufacturing, (20170301), vol. 4, no. 1, pages 3 - 11, XP055529056 [X] 1-51 * See abstract; pages 4-6; and figures 1, 3. *

DOI:   http://dx.doi.org/10.1089/3dp.2016.0043
 [A]  - CALIGNANO, F., "Design optimization of supports for overhanging structures in aluminum and titanium alloys by selective laser melting", Materials & Design, (20141200), vol. 64, pages 203 - 213, XP029064731 [A] 1-51 * See abstract; and pages 204-213. *

DOI:   http://dx.doi.org/10.1016/j.matdes.2014.07.043
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.