Register information Patent

WO file number: PCT/EP2021/057089 (Status: not pending/lapsed, Query started: April 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/EP2021/057089
87WO publication numberWPN2021186031
54Designation/titleTIVERFAHREN ZUR ERZEUGUNG EINES OHMSCHEN KONTAKTS AUF EINER KRISTALLOGRAPHISCHEN C-SEITE EINES SILIZIUMKARBIDSUBSTRATS UND OHMSCHER KONTAKT
51IPC main classICM
(ICMV)
H01L 21/28 (2006.01)
51IPC secondary class(es)ICS
(ICSV)
H01L 29/45 (2006.01), H01L 21/268 (2006.01)
86WO application dateWATMar 19, 2021
72InventorINInventor not yet named
66
66
Domestic priorityPRN
PRD
10 2020 203 618.7
Mar 20, 2020
Patent division in charge 13
87WO language of publicationWLANGDE - Deutsch
57AbstractABVerfahren (100) zur Erzeugung eines ohmschen Kontakts auf einer kristallographischen C-Seite eines Siliziumkarbidsubstrats mit den Schritten Aufbringen (110) eines Schichtenstapels auf die kristallographische C-Seite des Siliziumkarbidsubstrats, wobei der Schichtenstapel mindestens eine halbleitende Schicht mit Germanium und mindestens eine metallische Schicht umfasst, und Erzeugen (120) einer punktuell, flüssigen Phase des Schichtenstapels, wobei eine Oberfläche des Schichtenstapels mit Hilfe von Laserstrahlen abgetastet 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: WO2021186031A1
Searchable text: WO2021186031A1
43Date of first publicationEVTSep 23, 2021
Date of the first transfer into DPMAregisterEREGTSep 24, 2021
Date of the (most recent) update in DPMAregisterREGTNov 19, 2022
(Show all update days)(Hide all update days)
  • Nov 19, 2022
    • Historical data not available for this/these date(s)
  • Sep 24, 2021
    • 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 Mar 19, 2021  Details anzeigen
2 Search procedure Request for search effectively filed Mar 19, 2021  Details anzeigen
3 Procedure relating to PCT application WO first publication with search report Sep 23, 2021  Details anzeigen
4 Procedure relating to PCT application Ceased to have effect for DE Oct 21, 2022  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 statusVSTTMar 19, 2021
Date of update of the procedureREGTSep 24, 2021
View procedures Search procedure (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTSearch procedure
Legal/procedural statusVSTRequest for search effectively filed
Date of legal/procedural statusVSTTMar 19, 2021
Third party request No
Date of receiptAEGTMar 19, 2021
Date of update of the procedureREGTSep 24, 2021
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 statusVSTTSep 23, 2021
Date of update of the procedureREGTSep 24, 2021
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 statusVSTTOct 21, 2022
Date of update of the procedureREGTNov 19, 2022