Register information Patent

WO file number: PCT/EP2021/072942 (Status: not pending/lapsed, Query started: September 27, 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
StatusSTNot pending/lapsed
86WO file numberWAKZPCT/EP2021/072942
87WO publication numberWPN2022053271
54Designation/titleTIVERFAHREN ZUM TRENNEN EINES WERKSTÜCKS
51IPC main classICM
(ICMV)
B23K 26/364 (2014.01)
51IPC secondary class(es)ICS
(ICSV)
B23K 26/067 (2006.01), B23K 26/06 (2014.01), B23K 26/0622 (2014.01), B23K 103/00 (2006.01)
86WO application dateWATAug 18, 2021
72InventorINInventor not yet named
66
66
Domestic priorityPRN
PRD
10 2020 123 789.8
Sep 11, 2020
Patent division in charge 39
87WO language of publicationWLANGDE - Deutsch
57AbstractABDie vorliegende Erfindung betrifft ein Verfahren zum Trennen eines Werkstücks (1) entlang einer Trennlinie (10) mittels Laserpulsen (20) eines Laserstrahls (2), wobei der Laserstrahl (2) mit einer Strahlteileroptik (62) in mehrere Teillaserstrahlen (26) aufgespaltet wird und die Teillaserstrahlen (26) so mit einer Fokussieroptik (64) auf die Oberfläche (12) und/oder in das Volumen des Werkstücks (1) fokussiert werden, dass die Teillaserstrahlen (26) nebeneinander und voneinander beabstandet entlang der Trennlinie (10) angeordnet sind, wobei durch das Einbringen der Laserpulse (20) der Teillaserstrahlen (26) in das Werkstück entlang der Trennlinie (10) ein Materialabtrag stattfindet, und die Laserleistung pro Teillaserstrahl (26) in Abhängigkeit von der im Werkstück (1) erreichten Abtragtiefe (AT) angepasst wird.
81Designated WO countriesWDSAE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, IT, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, WS, ZA, ZM, ZW
Published EP/WO documentsEPWOPNOriginal document: WO002022053271A1
Searchable text: WO002022053271A1
43Date of first publicationEVTMar 17, 2022
Date of the first transfer into DPMAregisterEREGTMar 22, 2022
Date of the (most recent) update in DPMAregisterREGTMay 11, 2023
(Show all update days)(Hide all update days)
  • May 11, 2023
    • Historical data not available for this/these date(s)
  • Mar 22, 2022
    • Date of the first transfer into DPMAregister
Procedural data
No.Kind of procedureLegal statusDate of legal/procedural statusPublication dateAlle Details anzeigen
1 Pre-registration procedure The application is under preliminary examination Aug 18, 2021  Details anzeigen
2 Search procedure Request for search effectively filed Aug 18, 2021  Details anzeigen
3 Procedure relating to PCT application WO first publication with search report Mar 17, 2022  Details anzeigen
4 Procedure relating to PCT application Ceased to have effect for DE Apr 12, 2023  Details anzeigen
View procedures Pre-registration procedure (No.: 1)
INIDCriterionFieldContent Close details
Type of procedureVARTPre-registration procedure
Legal/procedural statusVSTThe application is under preliminary examination
Date of legal/procedural statusVSTTAug 18, 2021
Date of update of the procedureREGTMar 22, 2022
View procedures Search procedure (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTSearch procedure
Legal/procedural statusVSTRequest for search effectively filed
Date of legal/procedural statusVSTTAug 18, 2021
Third party request No
Date of receiptAEGTAug 18, 2021
Date of update of the procedureREGTMar 22, 2022
View procedures Procedure relating to PCT application (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to PCT application
Legal/procedural statusVSTWO first publication with search report
Date of legal/procedural statusVSTTMar 17, 2022
Date of update of the procedureREGTMar 22, 2022
View procedures Procedure relating to PCT application (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to PCT application
Legal/procedural statusVSTCeased to have effect for DE
Date of legal/procedural statusVSTTApr 12, 2023
Date of update of the procedureREGTMay 11, 2023