blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Extract from the Register of European Patents

EP About this file: EP3756916

EP3756916 - HEATING AND/OR AIR CONDITIONING SYSTEM WITH INTERNAL HEAT EXCHANGERS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.08.2024
Database last updated on 14.09.2024
FormerThe patent has been granted
Status updated on  25.08.2023
FormerGrant of patent is intended
Status updated on  20.07.2023
FormerExamination is in progress
Status updated on  07.07.2023
FormerGrant of patent is intended
Status updated on  13.04.2023
FormerExamination is in progress
Status updated on  26.02.2021
FormerRequest for examination was made
Status updated on  27.11.2020
Most recent event   Tooltip02.08.2024No opposition filed within time limitpublished on 04.09.2024  [2024/36]
Applicant(s)For all designated states
Konvekta Aktiengesellschaft
Am Nordbahnhof 5
34613 Schwalmstadt-Ziegenhain / DE
[2021/01]
Inventor(s)01 / Sonnekalb, Michael
Konvekta Aktiengesellschaft
Am Schulhof 5
34613 Schwalmstadt / DE
 [2021/01]
Representative(s)Lindinger, Bernhard
Akazienweg 20
34117 Kassel / DE
[2021/01]
Application number, filing date19182073.724.06.2019
[2021/01]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP3756916
Date:30.12.2020
Language:DE
[2020/53]
Type: B1 Patent specification 
No.:EP3756916
Date:27.09.2023
Language:DE
[2023/39]
Search report(s)(Supplementary) European search report - dispatched on:EP18.12.2019
ClassificationIPC:B60H1/32, F25B40/00, F25B25/00, F25B5/04, F25B6/04, F25B49/02, // B60H1/00
[2023/16]
CPC:
B60H1/32284 (EP); F25B1/00 (CN); B60H1/00371 (CN);
B60H1/00878 (CN); B61D27/0018 (CN); F25B40/00 (EP);
F25B49/02 (EP,CN); F25B5/04 (EP); F25B6/04 (EP);
B60H2001/00949 (CN); B60H2001/00957 (EP); F25B2339/047 (EP);
F25B2400/04 (CN); F25B2400/05 (EP); F25B2400/054 (EP);
F25B25/005 (EP); F25B2600/13 (EP); F25B2700/19 (CN);
F25B2700/1933 (EP); F25B2700/195 (EP); F25B2700/21 (CN);
F25B2700/21151 (EP); F25B2700/21163 (EP); Y02T30/00 (EP) (-)
Former IPC [2021/01]B60H1/32, F25B40/00, F25B25/00, // B60H1/00
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 [2021/01]  
TitleGerman:HEIZ- UND/ODER KLIMAANLAGE MIT INTERNEN WÄRMETAUSCHERN[2021/01]
English:HEATING AND/OR AIR CONDITIONING SYSTEM WITH INTERNAL HEAT EXCHANGERS[2021/01]
French:INSTALLATION DE CHAUFFAGE ET / OU DE CLIMATISATION POURVUE D'ÉCHANGEURS DE CHALEUR INTERNES[2021/01]
Examination procedure31.08.2020Amendment by applicant (claims and/or description)
15.09.2020Examination requested  [2020/53]
15.09.2020Date on which the examining division has become responsible
25.02.2021Despatch of a communication from the examining division (Time limit: M04)
28.06.2021Reply to a communication from the examining division
14.04.2023Communication of intention to grant the patent
06.07.2023Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
21.07.2023Communication of intention to grant the patent
16.08.2023Receipt of the translation of the claim(s)
21.08.2023Fee for grant paid
21.08.2023Fee for publishing/printing paid
Opposition(s)28.06.2024No opposition filed within time limit [2024/36]
Fees paidRenewal fee
30.04.2021Renewal fee patent year 03
16.05.2022Renewal fee patent year 04
25.04.2023Renewal 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  TooltipCZ27.09.2023
ES27.09.2023
HR27.09.2023
RO27.09.2023
RS27.09.2023
SK27.09.2023
SM27.09.2023
NO27.12.2023
GR28.12.2023
IS27.01.2024
[2024/23]
Former [2024/20]HR27.09.2023
RS27.09.2023
SM27.09.2023
NO27.12.2023
GR28.12.2023
IS27.01.2024
Former [2024/11]HR27.09.2023
RS27.09.2023
NO27.12.2023
GR28.12.2023
Former [2024/08]NO27.12.2023
GR28.12.2023
Documents cited:Search[A]EP2174810  (SCANIA CV ABP [SE]) [A] 12,13* the whole document *;
 [X]JP2011117685  (SHARP KK) [X] 1,2 * the whole document *;
 [XI]US2017227260  (TAKAYAMA YASUNORI [JP], et al) [X] 1-9 * the whole document * [I] 10-17
by applicantDE10247667
 EP1623857
 DE102005005430
 KR20150023090
 FR3030700
 DE102016103085
 WO2018042091
 DE102018100814
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.