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Extract from the Register of European Patents

EP About this file: EP3577347

EP3577347 - TURBO-COMPRESSOR WITH RETURN FLOW CHANNELS [Right-click to bookmark this link]
Former [2019/50]RETURN CHANNELS FOR A MULTI-STAGE TURBOCOMPRESSOR
[2021/52]
StatusNo opposition filed within time limit
Status updated on  03.03.2023
Database last updated on 15.07.2024
FormerThe patent has been granted
Status updated on  25.03.2022
FormerGrant of patent is intended
Status updated on  03.01.2022
FormerRequest for examination was made
Status updated on  08.11.2019
FormerThe international publication has been made
Status updated on  04.01.2019
Formerunknown
Status updated on  20.06.2018
Most recent event   Tooltip10.05.2024Lapse of the patent in a contracting state
New state(s): HU		published on 12.06.2024  [2024/24]
Applicant(s)For all designated states
EBM-Papst Mulfingen GmbH&CO. KG
Bachmühle 2
74673 Mulfingen / DE
[2019/50]
Inventor(s)01 / ENGERT, Markus
Meisenweg 11
97922 Lauda-Königshofen / DE
02 / KLOSTERMANN, Angelika
Geranienweg 11
74653 Gaisbach / DE
03 / CONRAD, Daniel
Hohenloherstraße 25
74243 Langenbrettach / DE
 [2019/50]
Representative(s)Staeger & Sperling Partnerschaftsgesellschaft mbB
Sonnenstraße 19
80331 München / DE
[2019/50]
Application number, filing date18729651.205.06.2018
[2019/50]
WO2018EP64772
Priority number, dateDE20171011423227.06.2017         Original published format: DE102017114232
[2019/50]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2019001910
Date:03.01.2019
Language:DE
[2019/01]
Type: A1 Application with search report 
No.:EP3577347
Date:11.12.2019
Language:DE
The application published by WIPO in one of the EPO official languages on 03.01.2019 takes the place of the publication of the European patent application.
[2019/50]
Type: B1 Patent specification 
No.:EP3577347
Date:27.04.2022
Language:DE
[2022/17]
Search report(s)International search report - published on:EP03.01.2019
ClassificationIPC:F04D29/44, F04D17/12
[2019/50]
CPC:
F04D29/444 (EP,US); F04D17/12 (EP); F04D17/122 (US);
F04D29/441 (EP); F04D29/30 (US)
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 [2019/50]
TitleGerman:TURBOVERDICHTER MIT RÜCKFÜHRSTÖMUNGSKANÄLEN[2021/52]
English:TURBO-COMPRESSOR WITH RETURN FLOW CHANNELS[2021/52]
French:TURBO-COMPRESSEUR AVEC CANAUX DE RETOUR DE FLUIDE[2021/52]
Former [2019/50]RÜCKFÜHRSTÖMUNGSKANÄLE FÜR EINEN MEHRSTUFIGEN TURBOVERDICHTER
Former [2019/50]RETURN CHANNELS FOR A MULTI-STAGE TURBOCOMPRESSOR
Former [2019/50]CANAUX D'ÉCOULEMENT DE RETOUR POUR TURBOCOMPRESSEUR À PLUSIEURS ÉTAGES
Entry into regional phase03.09.2019National basic fee paid 
03.09.2019Designation fee(s) paid 
03.09.2019Examination fee paid 
Examination procedure03.09.2019Examination requested  [2019/50]
03.09.2019Date on which the examining division has become responsible
03.03.2020Amendment by applicant (claims and/or description)
04.01.2022Communication of intention to grant the patent
03.03.2022Fee for grant paid
03.03.2022Fee for publishing/printing paid
16.03.2022Receipt of the translation of the claim(s)
Opposition(s)30.01.2023No opposition filed within time limit [2023/14]
Fees paidRenewal fee
25.06.2020Renewal fee patent year 03
28.06.2021Renewal fee patent year 04
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  TooltipHU05.06.2018
AL27.04.2022
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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
IE05.06.2022
LU05.06.2022
BE30.06.2022
CH30.06.2022
LI30.06.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
[2024/24]
Former [2024/23]AL27.04.2022
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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
IE05.06.2022
LU05.06.2022
BE30.06.2022
CH30.06.2022
LI30.06.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2024/20]AL27.04.2022
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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
IE05.06.2022
LU05.06.2022
BE30.06.2022
CH30.06.2022
LI30.06.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/25]AL27.04.2022
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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
SM27.04.2022
IE05.06.2022
LU05.06.2022
BE30.06.2022
CH30.06.2022
LI30.06.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/21]AL27.04.2022
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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SK27.04.2022
SM27.04.2022
IE05.06.2022
LU05.06.2022
CH30.06.2022
LI30.06.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/20]AL27.04.2022
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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SK27.04.2022
SM27.04.2022
IE05.06.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/17]AL27.04.2022
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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/09]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
PL27.04.2022
RO27.04.2022
RS27.04.2022
SE27.04.2022
SK27.04.2022
SM27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/08]DK27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
MC27.04.2022
PL27.04.2022
RS27.04.2022
SE27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2023/07]DK27.04.2022
ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
PL27.04.2022
RS27.04.2022
SE27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2022/51]ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
PL27.04.2022
RS27.04.2022
SE27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
IS27.08.2022
PT29.08.2022
Former [2022/50]ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
PL27.04.2022
RS27.04.2022
SE27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
PT29.08.2022
Former [2022/49]ES27.04.2022
FI27.04.2022
HR27.04.2022
LT27.04.2022
LV27.04.2022
SE27.04.2022
BG27.07.2022
NO27.07.2022
GR28.07.2022
PT29.08.2022
Former [2022/47]ES27.04.2022
FI27.04.2022
LT27.04.2022
SE27.04.2022
NO27.07.2022
PT29.08.2022
Cited inInternational search[X]US2748713  (ALFRED BUCHI) [X] 1-3,5,8-11,17 * column 3, lines 38-41 * * figures 4, 5 *;
 [XI]US2900126  (DANGERFIELD KENNETH J) [X] 1-3,5-7,9-12,14,15,17 * figures 1, 2 * [I] 8,13;
 [XI]US2007036662  (PESOLA FABIO [IT], et al) [X] 1-5,9,10,17 * figures 1-5 * [I] 6-8,11,13-15;
 [XI]US2010319343  (ARNOLD STEVEN D [US], et al) [X] 1-3,5-7,9-11,16,17 * figures 3, 8a, 8b * * paragraphs [0071] - [0074] * [I] 8,12-15;
 [XI]WO2016149728  (AVL LIST GMBH [AT]) [X] 1-5,9,10,17 * figures 1-3 *[I] 6-8,11-15
ExaminationUS984189
by applicantEP2918848
 EP3056741
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.