Register information Patent

DE file number : 50 2022 004 613.2 (Status: pending/in force, Query started: August 22, 2025)

Please note: This English version is a non-binding translation of the German register excerpt. Only the German version of the register excerpt is legally binding.

Master data
INIDCriterionFieldContent
Type of IP rightSARTPatent
StatusSTPending/in force
21DE file number DAKZ50 2022 004 613.2
96EP file numberEAKZ22 75 1382.7
86WO file numberWAKZPCT/EP2022/070166
97EP publication numberEPN4377290
87WO publication numberWPN2023006503
54Designation/titleTIVERFAHREN ZUR HERSTELLUNG VON ACRYLSÄURE
51IPC main classICM
(ICMV)		 C07C 57/05 (2006.01)
51IPC secondary class(es)ICS
(ICSV)		 C07C 57/055 (2006.01), C07C 57/07 (2006.01)
22DE application dateDATJul 19, 2022
96EP application dateEATJul 19, 2022
86WO application dateWATJul 19, 2022
43Date of first publicationOTFeb 2, 2023
Date of publication of grantPETJul 9, 2025
71/73Applicant/ownerINHBASF SE, 67063 Ludwigshafen, DE
72InventorINGIESHOFF, Tile, 67056 Ludwigshafen, DE; HAMMON, Ulrich, 68163 Mannheim, DE; SCHROEDER, Juergen, 67056 Ludwigshafen, DE; ZUROWSKI, Peter, 67056 Ludwigshafen, DE; REIN, Christian, 67056 Ludwigshafen, DE; CRAUWELS, Filip, 2040 Antwerpen, BE
Address for service BASF SE, 67063 Ludwigshafen, DE
33
31
32
Foreign priorityPRC
PRNA
PRDA
EP
21188252
Jul 28, 2021
Due dateFT
FG		Jul 31, 2026
Annual fee for the 5th year Patent fees
Patent division in charge 44
97EP language of publicationELANGDE - Deutsch
84Designated EP contracting statesEDSAL, 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
Published EP/WO documentsEPWOPNOriginal document: EP000004377290A1
Searchable text: EP000004377290A1
Original document: EP000004377290B1
Searchable text: EP000004377290B1
Original document: WO002023006503
Searchable text: WO002023006503
43Date of first publicationEVTFeb 2, 2023
Date of the first transfer into DPMAregisterEREGTJun 5, 2024
Date of the (most recent) update in DPMAregisterREGTAug 12, 2025
(Show all update days)(Hide all update days)
  • Aug 12, 2025
    • Due date: changed
  • Jul 24, 2025
    • Procedures: Publications, DPMA mention of EP grant, 31.07.2025: new
  • Jun 19, 2025
    • DE file number : new
    • DE application date: new
    • Date of publication of grant: new
    • Applicant/owner: new
    • Address for service: new
    • Due date: new
    • Published EP/WO documents: changed
    • File number displayed in the result list: changed
    • Procedures: Procedure relating to EP application, EPO publication of mention of grant , 09.07.2025: new
  • Jul 18, 2024
    • St.36: changed (technical change)
  • Jun 5, 2024
    • Date of the first transfer into DPMAregister
Procedural data
No.Kind of procedureLegal statusDate of legal/procedural statusPublication dateAlle Details anzeigen
1 Procedure relating to PCT application WO publication Feb 2, 2023  Details anzeigen
2 Procedure relating to EP application EPO 1st publication Jun 5, 2024  Details anzeigen
3 Publications Publication of a mention regarding EP 1st publication by DPMA Jul 18, 2024 Jul 18, 2024 Details anzeigen
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Jul 9, 2025  Details anzeigen
5 Publications Publication by DPMA of mention regarding EP patent grant Jul 31, 2025 Jul 31, 2025 Details anzeigen
View procedures Procedure relating to PCT application (No.: 1)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to PCT application
Legal/procedural statusVSTWO publication
Date of legal/procedural statusVSTTFeb 2, 2023
Date of update of the procedureREGTJun 5, 2024
View procedures Procedure relating to EP application (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to EP application
Legal/procedural statusVSTEPO 1st publication
Date of legal/procedural statusVSTTJun 5, 2024
Date of update of the procedureREGTJun 5, 2024
View procedures Publications (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication of a mention regarding EP 1st publication by DPMA
Date of legal/procedural statusVSTTJul 18, 2024
Issue numberHN29
YearPJ2024
Publication dateVTJul 18, 2024
Type of publicationPARTBibliographic data
Date of update of the procedureREGTJun 5, 2024
View procedures Procedure relating to EP application (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to EP application
Legal/procedural statusVSTEPO publication of mention regarding patent grant (beginning of opposition period)
Date of legal/procedural statusVSTTJul 9, 2025
Date of update of the procedureREGTJun 19, 2025
View procedures Publications (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication by DPMA of mention regarding EP patent grant
Date of legal/procedural statusVSTTJul 31, 2025
Issue numberHN31
YearPJ2025
Publication dateVTJul 31, 2025
Type of publicationPARTBibliographic data
PartHTPart 5
Date of update of the procedureREGTJul 24, 2025