Register information Patent

DD patent number: 140757 (Status: not pending/lapsed, Query started: August 20, 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
21DE file number DAKZDD 209 627 4
DD patent numberDDPN140757
54Designation/titleTIVerfahren zur Verbesserung der Wärmebilanz beim Stahlfrischen
51IPC main classICM
(ICMV)		 C 21C 5/30 (01.01.1980)
22DE application dateDATDec 8, 1978
43Date of first publicationOTMar 26, 1980
72InventorINDr.-Ing. Karl Brotzmann, , DE
10Published DE documentsDEPNOriginal document: DD 140 757 A5
Searchable text: DD 140 757 A5
43Date of first publicationEVTMar 26, 1980
Date of the first transfer into DPMAregisterEREGTMar 8, 2013
Date of the (most recent) update in DPMAregisterREGTSep 24, 2014
(Show all update days)(Hide all update days)
  • Mar 8, 2013
    • Date of the first transfer into DPMAregister
Procedural data
No.Kind of procedureLegal statusDate of legal/procedural statusPublication dateAlle Details anzeigen
1 Publications Patent specification Mar 26, 1980  Details anzeigen
2 Examination procedure DD legal status Mar 26, 1980 Mar 26, 1980 Details anzeigen
3 Administrative procedure Application is deemed to be withdrawn due to non-payment of annual fee/ IP right has lapsed due to non-payment of annual fee Jan 1, 1998  Details anzeigen
View procedures Publications (No.: 1)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPatent specification
Date of legal/procedural statusVSTTMar 26, 1980
10Published DE documentsDEPNOriginal document: DD 140 757 A5
Searchable text: DD 140 757 A5
View procedures Examination procedure (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTDD legal status
Date of legal/procedural statusVSTTMar 26, 1980
Publication dateVTMar 26, 1980
Supplementary informationINFOBeschluss nach § 5(1) ÄndG zum PatG-DDR 1950 über die Erteilung eines Patents
View procedures Administrative procedure (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTAdministrative procedure
Legal/procedural statusVSTApplication is deemed to be withdrawn due to non-payment of annual fee/ IP right has lapsed due to non-payment of annual fee
Date of legal/procedural statusVSTTJan 1, 1998