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Method For Surface Hardening A Cold Deformed Article Comprising Low Temperature Annealing - EP3299487

The patent EP3299487 was granted to Bodycote on Jan 4, 2023. The application was originally filed on Sep 27, 2016 under application number EP16190934A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3299487

BODYCOTE
Application Number
EP16190934A
Filing Date
Sep 27, 2016
Status
Patent Maintained As Amended
Dec 2, 2022
Grant Date
Jan 4, 2023
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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BORTECDec 4, 2020DOMPATENT VON KREISLER SELTING WERNERADMISSIBLE
BORTECDec 4, 2020DOMPATENT VON PATENT UND RECHTSANWALTENADMISSIBLE
EXPANITE TECHNOLOGYDec 3, 2020AWA DENMARKADMISSIBLE

Patent Citations (19) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication NumberPublication Link
DESCRIPTIONEP0678589
DESCRIPTIONWO2013159781
OPPOSITIONEP0588458
OPPOSITIONEP0678589
OPPOSITIONUS2006070685
OPPOSITIONWO2006136166
OPPOSITIONWO2011009463
OPPOSITIONWO2012146254
OPPOSITIONWO2013159781
OPPOSITIONWO2015173380
OPPOSITIONWO9904056
OTHERWO2011009463
OTHERWO2012146254
OTHERWO2013159781
SEARCHUS2006070685
SEARCHWO2011009463
SEARCHWO2012146254
SEARCHWO2013159781
SEARCHWO2015173380

Non-Patent Literature (NPL) Citations (26) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- ANGELO FERNANDO PADILHA et al., "ANNEALING OF COLD-WORKED AUSTENITIC STAINLESS STEELS", ISIJ International, (20030215), vol. 43, no. 2, pages 135 - 143-
OPPOSITION- ANGELO FERNANDO PADILHA et al., "ANNEALING OF COLD-WORKED AUSTENITIC STAINLESS STEELS", ISIJ International, (20030215), vol. 43, no. 2, pages 135 - 143, XP002394276-
OPPOSITION- FRANK HAESSNER et al., "Separation of Static Recrystallization and Reverse Transformation of Deformation-induced Martensite in an Austenitic Stainless Steel by Calorimetric Measurements", ISIJ International, (20030915), vol. 43, no. 9, pages 1472 - 1474-
OPPOSITION- FRANK HAESSNER et al., "Separation of Static Recrystallization and Reverse Transformation of Deformation-induced Martensite in an Austenitic Stainless Steel by Calorimetric Measurements", ISIJ International, (20030915), vol. 43, no. 9, pages 1472 - 1474, XP055763075-
OPPOSITION- H. SMITH et al., "The reversion of martensite to austenite in certain stainless steels", Journal of Materials Science, (19731001), vol. 8, pages 1413 - 1420-
OPPOSITION- K.B. GUY et al., "Reversion of bcc a' martensite in Fe-Cr-Ni austenitic stainless steels", Metal Science, (19830400), vol. 17, pages 167 - 176-
OPPOSITION- K.B. GUY et al., "Reversion of bcc a' martensite in Fe-Cr-Ni austenitic stainless steels", Metal Science, (19830400), vol. 17, pages 167 - 176, XP055763074-
OPPOSITION- OLIVIER DE LIEDEKERKE, "Influence of heat treatments on hardness and corrosion properties of nitrocarburized austenitic stainless steel", Special Course Technical University of Denmark, (20100600), pages 2 - 14-
OPPOSITION- OLIVIER DE LIEDEKERKE, "Influence of heat treatments on hardness and corrosion properties of nitrocarburized austenitic stainless steel", Special Course Technical University of Denmark, (20100600), pages 2 - 14, XP055514340-
OPPOSITION- SETSUO TAKAKL et al., "Effect of Pre-cold-working on Diffusional Reversion of Deformation Induced Martensite in Metastable Austenitic Stainless Steel", ISIJ International, (19940615), vol. 34, no. 6, pages 522 - 527-
OPPOSITION- SETSUO TAKAKL et al., "Effect of Pre-cold-working on Diffusional Reversion of Deformation Induced Martensite in Metastable Austenitic Stainless Steel", ISIJ International, (19940615), vol. 34, no. 6, pages 522 - 527, XP055763071-
OPPOSITION- "Sources of Residual stress", Domenic A. Canonico, ASM Handbook. Heat Treating, Stress-Relief Heat Treating of Steel (Spannungsarmglühen), ASM, (19910000), vol. 4, pages 81 - 84-
OPPOSITION- "Sources of Residual stress", Domenic A. Canonico, ASM Handbook. Heat Treating, Stress-Relief Heat Treating of Steel (Spannungsarmglühen), ASM, (19910000), vol. 4, pages 81 - 84, XP055763345-
OPPOSITION- "Spannungsarmglühen", PROF. DR. ING. HANS JOACHIM ECKSTEIN et al, Technologie der Wärmebehandlung von Stahl, Leipzig, VEB, (19760000), pages 123 - 126, XP055763352-
OPPOSITION- S.R. COLLINS et al., "Low-Temperature Carburization of Austenitic Stainless Steels", S.R. COLLINS et al., J. Dossett et al., ASM HANDBOOK , VOLUME 4D , HEAT TREATING OF IRONS AND STEELS, (20141000), vol. 4D, pages 451 - 460, ISBN 978-1-62708-066-8-
OPPOSITION- S.R. COLLINS et al., "Low-Temperature Carburization of Austenitic Stainless Steels", S.R. COLLINS et al., J. Dossett et al., ASM HANDBOOK , VOLUME 4D , HEAT TREATING OF IRONS AND STEELS, (20141000), vol. 4D, pages 451 - 460, ISBN 978-1-62708-066-8, XP055763069-
OPPOSITION- S.S.M. TAVARES et al., "A magnetic study of the reversion of martensite a' in a 304 stainless steel", Journal of Alloys and Compounds, (20000714), vol. 307, pages 311 - 317-
OPPOSITION- THOMAS BELL et al., "Stainless Steel - Low temperature Nitriding and Carburizing", Advanced Materials and Processes, (20020600), XP055763068-
OPPOSITION- THOMAS L. CHRISTIANSEN, "Termokemisk overfladehaerdning af rustfrit stål -Expanite", Foreningen for Materialer og Varmebehandling, (20101104), URL: http://www.f-m-v.dk/documents/00446.pdf-
OPPOSITION- THOMAS L. CHRISTIANSEN, "Termokemisk overfladehaerdning af rustfrit stål -Expanite", Foreningen for Materialer og Varmebehandling, (20101104), URL: http://www.f-m-v.dk/documents/00446.pdf, XP055514350-
OPPOSITION- THOMAS STRABO HUMMELSHOJ et al., "Towards commercialization of fast gaseous nitrocarburising stainless steel", Materialer - fra grundforskning til anvendelse, (20100000), pages 105 - 110-
OPPOSITION- THOMAS STRABO HUMMELSHOJ et al., "Towards commercialization of fast gaseous nitrocarburising stainless steel", Materialer - fra grundforskning til anvendelse, (20100000), pages 105 - 110, XP055763070-
OPPOSITION- H. SMITH et al., "The reversion of martensite to austenite in certain stainless steels", Journal of Materials Science, (19731001), vol. 8, pages 1413 - 1420, XP055763072
OPPOSITION- S.S.M. TAVARES et al., "A magnetic study of the reversion of martensite a' in a 304 stainless steel", Journal of Alloys and Compounds, (20000714), vol. 307, pages 311 - 317, XP004213775
OTHER- Olivier de Liedekerke, "Influence of heat treatments on hardness and corrosion properties of nitrocarburized austenitic stainless steel", Special course, S091003, (20100600), pages 2 - 14, XP055514340-
OTHER- Thomas L. Christiansen et al.,, "Termokemisk overfladehaerdning af rustfrit stal- Expanite", (20101104), URL: http://www.f-m-v.dk/documents/00446.pdf, XP055514350-

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