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Extract from the Register of European Patents

EP About this file: EP3554794

EP3554794 - PREHEATING OF MATERIAL IN AN ADDITIVE MANUFACTURING APPARATUS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  03.03.2023
Database last updated on 28.03.2026
FormerThe patent has been granted
Status updated on  25.03.2022
FormerGrant of patent is intended
Status updated on  06.02.2022
FormerExamination is in progress
Status updated on  30.06.2020
FormerRequest for examination was made
Status updated on  20.09.2019
FormerThe international publication has been made
Status updated on  23.06.2018
Formerunknown
Status updated on  19.01.2018
Most recent event   Tooltip15.11.2024Change - lapse in a contracting state
Updated state(s): BG		published on 18.12.2024  [2024/51]
Applicant(s)For all designated states
CSIR
Scientia
0002 Pretoria / ZA
For all designated states
Aerosud Innovation Centre (Pty) Ltd
520 van Ryneveld Avenue
Pierre van Ryneveld
0045 Centurion / ZA
[2019/43]
Inventor(s)01 / VERMEULEN, Marius
85 Hardekool Avenue
Val de Grace
0184 Pretoria / ZA
02 / PREUSSLER, Dieter, Rainer
522 Farm Road
Die Wilgers
0041 Pretoria / ZA
 [2019/43]
Representative(s)Greif, Thomas
Thul Patentanwaltsgesellschaft mbH
Derendorfer Allee 6
40476 Düsseldorf / DE
[N/P]
Former [2019/43]Greif, Thomas
Thul Patentanwaltsgesellschaft mbH Rheinmetall Platz 1
40476 Düsseldorf / DE
Application number, filing date17826299.415.12.2017
[2019/43]
WO2017IB57992
Priority number, dateZA2016000832018.12.2016         Original published format: ZA 201608320
ZA2016000832118.12.2016         Original published format: ZA 201608321
[2019/43]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2018109735
Date:21.06.2018
Language:EN
[2018/25]
Type: A2 Application without search report 
No.:EP3554794
Date:23.10.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 21.06.2018 takes the place of the publication of the European patent application.
[2019/43]
Type: B1 Patent specification 
No.:EP3554794
Date:27.04.2022
Language:EN
[2022/17]
Search report(s)International search report - published on:EP25.10.2018
ClassificationIPC:B29C64/153, B29C64/364, B29C64/295, B33Y30/00, B22F12/00
[2022/01]
CPC:
B29C64/153 (EP,US); B29C64/209 (US); B29C64/232 (US);
B29C64/236 (US); B29C64/245 (US); B29C64/264 (US);
B29C64/295 (EP,US); B29C64/314 (US); B29C64/364 (EP);
B33Y30/00 (EP,US); B22F12/13 (EP,US); B22F12/224 (EP,US);
B22F12/49 (EP,US); B22F12/90 (EP,US); B33Y10/00 (US);
B33Y40/10 (US); Y02P10/25 (EP) (-)
Former IPC [2019/43]B29C64/153, B29C64/364, B29C64/295
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 [2019/43]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VORWÄRMUNG VON MATERIAL IN EINER VORRICHTUNG ZUR GENERATIVEN FERTIGUNG[2019/43]
English:PREHEATING OF MATERIAL IN AN ADDITIVE MANUFACTURING APPARATUS[2019/43]
French:PRÉCHAUFFAGE DE MATÉRIAU DANS UN APPAREIL DE FABRICATION ADDITIVE[2019/43]
Entry into regional phase11.07.2019National basic fee paid 
11.07.2019Designation fee(s) paid 
11.07.2019Examination fee paid 
Examination procedure23.11.2018Request for preliminary examination filed
International Preliminary Examining Authority: EP
11.07.2019Amendment by applicant (claims and/or description)
11.07.2019Examination requested  [2019/43]
11.07.2019Date on which the examining division has become responsible
03.07.2020Despatch of a communication from the examining division (Time limit: M04)
07.09.2020Reply to a communication from the examining division
22.04.2021Cancellation of oral proceeding that was planned for 19.05.2021
06.05.2021Despatch of a communication from the examining division (Time limit: M04)
19.05.2021Date of oral proceedings (cancelled)
02.09.2021Reply to a communication from the examining division
07.02.2022Communication of intention to grant the patent
22.03.2022Fee for grant paid
22.03.2022Fee for publishing/printing paid
22.03.2022Receipt of the translation of the claim(s)
Opposition(s)30.01.2023No opposition filed within time limit [2023/14]
Fees paidRenewal fee
11.07.2019Renewal fee patent year 03
14.12.2020Renewal fee patent year 04
10.11.2021Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
competence of the Unified
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  TooltipHU15.12.2017
AL27.04.2022
AT27.04.2022
BG27.04.2022
CY27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
MC27.04.2022
MK27.04.2022
MT27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
TR27.04.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
IE15.12.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
[2024/51]
Former [2024/42]HU15.12.2017
AL27.04.2022
AT27.04.2022
CY27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
MC27.04.2022
MK27.04.2022
MT27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
TR27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
IE15.12.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
Former [2024/29]HU15.12.2017
AL27.04.2022
AT27.04.2022
CY27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
MC27.04.2022
MK27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
TR27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
IE15.12.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
Former [2024/27]HU15.12.2017
AL27.04.2022
AT27.04.2022
CY27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
MK27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
IE15.12.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
Former [2024/21]HU15.12.2017
AL27.04.2022
AT27.04.2022
CY27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
IE15.12.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
Former [2024/18]HU15.12.2017
AL27.04.2022
AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
IE15.12.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
Former [2023/48]AL27.04.2022
AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
IE15.12.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
Former [2023/47]AL27.04.2022
AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
LU15.12.2022
CH31.12.2022
LI31.12.2022
Former [2023/38]AL27.04.2022
AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
LU15.12.2022
Former [2023/25]AL27.04.2022
AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/17]AL27.04.2022
AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/09]AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
RS27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/07]AT27.04.2022
DK27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RS27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2022/51]AT27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RS27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2022/50]AT27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
PL27.04.2022
RS27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
PT29.08.2022
Former [2022/49]AT27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
NL27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
PT29.08.2022
Former [2022/47]AT27.04.2022
ES27.04.2022
FI27.04.2022
LT27.04.2022
NL27.04.2022
NO27.07.2022
PT29.08.2022
Former [2022/44]NL27.04.2022
Cited inInternational search[XY] WO2016201309  (IPG PHOTONICS CORP et al.) [X] 1-3,5-10,13-15,20-26,28-32,34 * paragraphs [0099] , [ 00100] , [ 00105]; figures 19, 20 *[Y] 4,27
 [Y] EP2915611  (MTU AERO ENGINES AG et al.) [Y] 4,27 * figures 1,2; claims 1,2,7 *
 [X] DE102014204580  (SIEMENS AG et al.) [X] 1,9,11,12,35-37 * paragraph [0021]; figure - *
 [X]   QI LIU ET AL: "Effect of high-temperature preheating on the selective laser melting of yttria-stabilized zirconia ceramic", JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, vol. 222, 11 March 2015 (2015-03-11), NL, pages 61 - 74, XP055389876, ISSN: 0924-0136, DOI: 10.1016/j.jmatprotec.2015.02.036 [X] 1,9,11,35,37 * figure 4 *

DOI:   http://dx.doi.org/10.1016/j.jmatprotec.2015.02.036
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.