IP Verse

Powder Metallurgy Method For Making Components - EP2879821

The patent EP2879821 was granted to Raytheon on Mar 8, 2023. The application was originally filed on Jul 15, 2013 under application number EP13825745A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2879821

RAYTHEON
Application Number
EP13825745A
Filing Date
Jul 15, 2013
Status
Granted And Under Opposition
Feb 3, 2023
Grant Date
Mar 8, 2023
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

SAFRAN AIRCRAFT ENGINESDec 7, 2023CABINET BEAU DE LOMENIEADMISSIBLE

Patent Citations (14) New

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

Citation PhasePublication NumberPublication Link
EXAMINATIONGB1302994
INTERNATIONAL-SEARCH-REPORTUS2007044873
INTERNATIONAL-SEARCH-REPORTUS4318753
INTERNATIONAL-SEARCH-REPORTUS4365996
INTERNATIONAL-SEARCH-REPORTUS4685977
INTERNATIONAL-SEARCH-REPORTUS5080734
OPPOSITIONEP1847627
OPPOSITIONUS2010329883
SEARCHEP0184136
SEARCHEP1847627
SEARCHEP1950322
SEARCHGB1505794
SEARCHUS2010329883
SEARCHUS6059904

Non-Patent Literature (NPL) Citations (13) 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
EXAMINATION- YONGQUAN NING ET AL, "Hot deformation behavior of GH4169 superalloy associated with stick phase dissolution during isothermal compression process", MATERIALS SCIENCE AND ENGINEERING: A, ELSEVIER, AMSTERDAM, NL, vol. 540, doi:10.1016/J.MSEA.2012.01.121, ISSN 0921-5093, (20120127), pages 164 - 173, (20120207), XP028403774
EXAMINATION- ZHI JIA ET AL, "Study of the Dynamic Recrystallization Process of the Inconel625 Alloy at a High Strain Rate", MATERIALS, (20190208), vol. 12, no. 3, doi:10.3390/ma12030510, page 510, XP055706022
OPPOSITION- Augustins-Lecallier Isabelle, "Conception de nouveaux superalliages MdP base nickel pour disques de turbines", Doctoral Thesis, Ecole Nationale Supérieure des Mines de Paris, (20111220), Doctoral Thesis, Ecole Nationale Supérieure des Mines de Paris, URL: https://pastel.hal.science/pastel-00710579v1/document, (20240405), XP093148450-
OPPOSITION- Roger C. Reed, "3.1 Processing of turbine blading by solidification processing", Roger C. Reed, Roger C. Reed, The Superalloys Fundamentals and Applications, Cambridge , Cambridge University Press , (20060101), pages 121 - 142, ISBN 978-0-521-85904-2, XP009554664-
OPPOSITION- Roger C. Reed, "4.1 Processing of the turbine disc alloys", Roger C. Reed, Roger C. Reed, The Superalloys Fundamentals and Applications, Cambridge , Cambridge University Press , (20060101), pages 217 - 236, ISBN 978-0-521-85904-2, XP009554661-
OPPOSITION- Roger C. Reed, "6.2 Trends in superalloys and processes for turbine disc applications", Roger C. Reed, Roger C. Reed, The Superalloys Fundamentals and Applications, Cambridge , Cambridge University Press , (20060101), pages 357 - 361, ISBN 978-0-521-85904-2, XP009554663-
OPPOSITION- Walder A., M. Marty, J.L. Strudel, E. Bachelet, J.H. Davidson, J.F. Stohr, "N18, A NEW HIGH STRENGTH, DAMAGE-TOLERANT PM SUPERALLOY FOR TURBINE DISCS APPLICATION", ICAS, (19880101), pages 1120 - 1126, XP093148445-
OPPOSITION- McQueen, H.J., "Development of dynamic recrystallization theory", Materials Science, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL, (20041215), vol. 387-389, doi:10.1016/j.msea.2004.01.064, ISSN 0921-5093, pages 203 - 208, XP004664177
OPPOSITION- Yongquan Ning; M.W. Fu; Xi Chen;, "Hot deformation behavior of GH4169 superalloy associated with stick phase dissolution during isothermal compression process", Materials Science, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL, (20120127), vol. 540, doi:10.1016/j.msea.2012.01.121, ISSN 0921-5093, pages 164 - 173, XP028403774
OPPOSITION- Honnorat Y, "Sur lesdifférents processus de fabrication de disques de turbine à partir de poudres préalliées", Matériaux et Techniques, (19770101), vol. 65, no. 11-12, doi:10.1051/mattech/197765110713, pages 713 - 722, XP093231094
OPPOSITION- Tresa M. Pollock and Sammy Tin, "Nickel-Based Superalloys for Advanced Turbine Engines: Chemistry, Microstructure and Properties", JOURNAL OF PROPULSION AND POWER., NTRS-NASA Technical Reports Server, US, US , (20060301), vol. 22, no. 2, doi:10.2514/1.18239, ISSN 0748-4658, pages 361 - 374, XP009176918
OPPOSITION- Zhi Jia, Zexi Gao, Jinjin Ji, Dexue Liu, Tingbiao Guo, Yutian Ding, "Study of the Dynamic Recrystallization Process of the Inconel625 Alloy at a High Strain Rate", Materials, vol. 12, no. 3, doi:10.3390/ma12030510, page 510, XP055706022
SEARCH- "standard test Methods for Determining Average Grain Size", ASTM INTERNATIONAL, ASTM, (20130903), no. 6, doi:10.1063/1.4864778, ISSN 0003-6951, page 1, XP055212935 [T] 14,15 * table 4 *

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents