Register information Patent

DE file number : 60 2020 020 776.7 (Status: pending/in force, Query started: October 23, 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 DAKZ60 2020 020 776.7
96EP file numberEAKZ20 77 4996.1
86WO file numberWAKZPCT/EP2020/076570
97EP publication numberEPN4038050
87WO publication numberWPN2021063768
54Designation/titleTIVERFAHREN ZUM HERSTELLEN VON ALKANSULFONSÄUREN
51IPC main classICM
(ICMV)		 C07C 303/06 (2006.01)
51IPC secondary class(es)ICS
(ICSV)		 C07C 309/04 (2006.01)
22DE application dateDATSep 23, 2020
96EP application dateEATSep 23, 2020
86WO application dateWATSep 23, 2020
43Date of first publicationOTApr 8, 2021
Date of publication of grantPETNov 8, 2023
71/73Applicant/ownerINHBASF SE, 67063 Ludwigshafen, DE
72InventorINPIEPENBREIER, Frank, 67056 Ludwigshafen, DE; KEMPTER, Andreas, 67056 Ludwigshafen, DE; KAIBEL, Bjoern, 67056 Ludwigshafen, DE; BORGMEIER, Frieder, 67056 Ludwigshafen, DE
Address for service BASF SE, 67063 Ludwigshafen, DE
33
31
32
Foreign priorityPRC
PRNA
PRDA
EP
19201029
Oct 2, 2019
Due dateFT
FG		Sep 30, 2026
Annual fee for the 7th year Patent fees
Patent division in charge 44
97EP language of publicationELANGEN - Englisch
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: EP000004038050A1
Searchable text: EP000004038050A1
Original document: EP000004038050B1
Searchable text: EP000004038050B1
Original document: WO002021063768
Searchable text: WO002021063768
43Date of first publicationEVTApr 8, 2021
Date of the first transfer into DPMAregisterEREGTAug 10, 2022
Date of the (most recent) update in DPMAregisterREGTOct 8, 2025
(Show all update days)(Hide all update days)
  • Oct 8, 2025
    • Due date: changed
  • May 8, 2025
    • Procedures: Procedure relating to EP application, EPO publication of mention of grant , 08.11.2023: new
    • Procedures: Procedure relating to EP application, EPO publication of mention of grant , 08.11.2023: deleted
  • Oct 8, 2024
    • Due date: changed
    • Procedures: Procedure relating to EP application, Grant has become final, 09.08.2024: changed
  • Sep 26, 2024
    • Procedures: Procedure relating to EP application, Grant has become final, 09.08.2024: new
  • Jul 25, 2024
    • St.36: changed (technical change)
  • Jun 6, 2024; May 2, 2024; Nov 23, 2023; Oct 19, 2023
    • Historical data not available for this/these date(s)
  • Aug 10, 2022
    • 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 Apr 8, 2021  Details anzeigen
2 Procedure relating to EP application EPO 1st publication Aug 10, 2022  Details anzeigen
3 Publications Publication of a mention regarding EP 1st publication by DPMA Sep 22, 2022 Sep 22, 2022 Details anzeigen
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Nov 8, 2023  Details anzeigen
5 Publications Publication by DPMA of mention regarding EP patent grant Nov 23, 2023 Nov 23, 2023 Details anzeigen
6 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Aug 9, 2024 Oct 31, 2024 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 statusVSTTApr 8, 2021
Date of update of the procedureREGTOct 19, 2023
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 statusVSTTAug 10, 2022
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 statusVSTTSep 22, 2022
Issue numberHN38
YearPJ2022
Publication dateVTSep 22, 2022
Type of publicationPARTBibliographic data
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 statusVSTTNov 8, 2023
Date of update of the procedureREGTMay 8, 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 statusVSTTNov 23, 2023
Issue numberHN47
YearPJ2023
Publication dateVTNov 23, 2023
Type of publicationPARTBibliographic data
PartHTPart 5
Date of update of the procedureREGTNov 23, 2023
View procedures Procedure relating to EP application (No.: 6)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to EP application
Legal/procedural statusVSTNo opposition to patent grant filed, or opposition proceedings at EPO completed without decision
Date of legal/procedural statusVSTTAug 9, 2024
Issue numberHN44
YearPJ2024
Publication dateVTOct 31, 2024
Type of publicationPARTBibliographic data
PartHTPart 3
Date of update of the procedureREGTOct 8, 2024