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Extract from the Register of European Patents

EP About this file: EP2935918

EP2935918 - METHOD FOR MANUFACTURING A BUTTERFLY VALVE IN AN AERONAUTICAL ENVIRONMENT [Right-click to bookmark this link]
Former [2015/44]A METHOD FOR MANUFACTURING A BALL BEARING, NOTABLY FOR A BUTTERFLY VALVE IN AN AERONAUTICAL ENVIRONMENT
[2024/32]
StatusPatent maintained as amended
Status updated on  11.10.2024
Database last updated on 11.04.2026
FormerThe patent has been granted
Status updated on  29.03.2019
FormerGrant of patent is intended
Status updated on  29.11.2018
FormerExamination is in progress
Status updated on  03.03.2017
Most recent event   Tooltip11.10.2024Patent maintained (B2 publication)published on 13.11.2024  [2024/46]
Applicant(s)For all designated states
SKF Aerospace France
1 avenue Marc Seguin
26240 Saint-Vallier / FR
For all designated states
Liebherr-Aerospace Toulouse SAS
408 avenue des Etats-Unis
31200 Toulouse / FR
[2024/46]
Former [2015/44]For all designated states
SKF Aerospace France
1 avenue Marc Seguin
26240 Saint-Vallier / FR
For all designated states
Liebherr-Aerospace Toulouse SAS
408 avenue des Etats-Unis
31200 Toulouse / FR
Inventor(s)01 / LE JEUNE, Gwénolé
165 rue des Tilleuls
F-26210 Saint Sorlin en Valloire / FR
02 / MAHEO, Yves
7 clos de la Mady
F-26140 Anneyron / FR
03 / ROCCHI, Jérôme
Les Ennaudets
route de Saint-Sulpice
F-31380 Roqueseriere / FR
 [2015/44]
Representative(s)Lavoix
62, rue de Bonnel
69448 Lyon Cedex 03 / FR
[2019/18]
Former [2015/44]Myon, Gérard Jean-Pierre, et al
Cabinet Lavoix
62, rue de Bonnel
69003 Lyon / FR
Application number, filing date13818724.018.12.2013
[2015/44]
WO2013EP77160
Priority number, dateFR2012006263221.12.2012         Original published format: FR 1262632
[2015/44]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2014096047
Date:26.06.2014
Language:EN
[2014/26]
Type: A1 Application with search report 
No.:EP2935918
Date:28.10.2015
Language:EN
The application published by WIPO in one of the EPO official languages on 26.06.2014 takes the place of the publication of the European patent application.
[2015/44]
Type: B1 Patent specification 
No.:EP2935918
Date:01.05.2019
Language:EN
[2019/18]
Type: B2 New European patent specification 
No.:EP2935918
Date:13.11.2024
Language:EN
[2024/46]
Search report(s)International search report - published on:EP26.06.2014
ClassificationIPC:F16C33/62, F16C33/64, B22F3/10, B22F3/24, B22F5/00, C22C38/22, C22C38/24, C22C38/30, C22C38/36, F16K1/22
[2024/33]
CPC:
F16C33/62 (EP,US); B22F3/10 (US); B22F3/24 (US);
B22F5/00 (US); C22C38/22 (EP,US); C22C38/24 (EP,US);
C22C38/30 (EP,US); C22C38/36 (EP,US); F16C33/303 (EP,US);
F16C33/32 (EP,US); F16C33/64 (EP,US); F16K1/224 (EP,US);
B22F2003/247 (US); B22F2003/248 (US); F16C2204/66 (EP,US);
F16C2220/20 (EP,US); Y10T29/49686 (EP,US) (-)
Former IPC [2018/48]F16C33/62, F16C33/64, B22F3/10, B22F3/24, B22F5/00, C22C38/22, C22C38/24, C22C38/30, C22C38/36
Former IPC [2015/44]F16C33/62, F16C33/64
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2015/44]
TitleGerman:VERFAHREN ZUR HERSTELLUNG EINES LUFTFAHRTDROSSELVENTILS[2024/32]
English:METHOD FOR MANUFACTURING A BUTTERFLY VALVE IN AN AERONAUTICAL ENVIRONMENT[2024/32]
French:MÉTHODE DE FABRICATION D'UNE VANNE PAPILLON EN ENVIRONNEMENT AÉRONAUTIQUE[2024/32]
Former [2015/44]VERFAHREN ZUR HERSTELLUNG EINES KUGELLAGERS, INSBESONDERE FÜR EINE DROSSELKLAPPE IN EINER AERONAUTISCHEN UMGEBUNG
Former [2015/44]A METHOD FOR MANUFACTURING A BALL BEARING, NOTABLY FOR A BUTTERFLY VALVE IN AN AERONAUTICAL ENVIRONMENT
Former [2015/44]PROCÉDÉ DE FABRICATION D'UN ROULEMENT À BILLES, NOTAMMENT POUR UNE VANNE À PAPILLON DANS UN ENVIRONNEMENT AÉRONAUTIQUE
Entry into regional phase17.06.2015National basic fee paid 
17.06.2015Designation fee(s) paid 
17.06.2015Examination fee paid 
Examination procedure17.06.2015Examination requested  [2015/44]
27.01.2016Amendment by applicant (claims and/or description)
28.11.2016Observations by third parties
06.03.2017Despatch of a communication from the examining division (Time limit: M04)
05.07.2017Reply to a communication from the examining division
27.02.2018Despatch of a communication from the examining division (Time limit: M04)
26.06.2018Reply to a communication from the examining division
06.07.2018Observations by third parties
13.07.2018Observations by third parties
30.11.2018Communication of intention to grant the patent
21.03.2019Fee for grant paid
21.03.2019Fee for publishing/printing paid
21.03.2019Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  06.03.2017
Opposition(s)Opponent(s)01  29.01.2020  31.01.2020  ADMISSIBLE
MinebeaMitsumi Technology Center Europe GmbH
Minebea-Weg 1
78052 Villingen-Schwenningen / DE
Opponent's representative
Riebling, Peter
Patentanwalt
Postfach 31 60
88113 Lindau / DE
 [N/P]
Former [2020/11]
Opponent(s)01  29.01.2020  31.01.2020  ADMISSIBLE
MinebeaMitsumi Technology Center Europe GmbH
Minebea-Weg 1
78052 Villingen-Schwenningen / DE
Opponent's representative
Riebling, Peter
Patentanwalt Postfach 31 60
88113 Lindau / DE
Former [2020/10]
Opponent(s)01  29.01.2020   
MinebeaMitsumi Technology Center Europe GmbH
Minebea-Weg 1
78052 Villingen-Schwenningen / DE
Opponent's representative
Riebling, Peter
Patentanwalt, Rennerle 10
88131 Lindau / DE
14.02.2020Invitation to proprietor to file observations on the notice of opposition
12.06.2020Reply of patent proprietor to notice(s) of opposition
30.09.2021Date of oral proceedings
27.01.2022Despatch of interlocutory decision in opposition
27.01.2022Despatch of minutes of oral proceedings
15.05.2024Legal effect of interlocutory decision in opposition
11.07.2024Despatch of communication that the patent will be maintained as amended
Appeal following opposition21.02.2022Appeal received No.  T0471/22
21.02.2022Payment of appeal fee
08.04.2022Statement of grounds filed
15.05.2024Result of appeal procedure: appeal of the opponent was rejected
03.07.2024Despatch of the decision of the Board of Appeal
15.05.2024Date of oral proceedings
Fees paidRenewal fee
30.12.2015Renewal fee patent year 03
30.12.2016Renewal fee patent year 04
28.12.2017Renewal fee patent year 05
31.12.2018Renewal fee patent year 06
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU18.12.2013
AL01.05.2019
AT01.05.2019
CY01.05.2019
CZ01.05.2019
DK01.05.2019
EE01.05.2019
ES01.05.2019
FI01.05.2019
HR01.05.2019
LT01.05.2019
LV01.05.2019
MC01.05.2019
MK01.05.2019
MT01.05.2019
NL01.05.2019
PL01.05.2019
RO01.05.2019
RS01.05.2019
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SI01.05.2019
SK01.05.2019
SM01.05.2019
TR01.05.2019
BG01.08.2019
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GR02.08.2019
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IE18.12.2019
LU18.12.2019
BE31.12.2019
CH31.12.2019
LI31.12.2019
[2022/31]
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BG01.08.2019
NO01.08.2019
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IE18.12.2019
LU18.12.2019
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NO01.08.2019
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PT01.09.2019
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PT01.09.2019
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PT01.09.2019
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FI01.05.2019
HR01.05.2019
LT01.05.2019
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Cited inInternational search[I] DE102005022730  (SCHAEFFLER KG et al.) [I] 1-5 * paragraph [0028] - paragraph [0033]; figures 1-7 *
 [IA] DE102010019587  (SCHAEFFLER TECHNOLOGIES GMBH et al.) [I] 5-7 * paragraph [0010] - paragraph [0018] *[A] 1-4
 [A] US5108491  (MATSUMOTO YOICHI et al.) [A] 1-7 * column 3, line 16 - column 12, line 57; figures 1-9 *
ExaminationEP2517805
 US7571742
   ERASTEEL: "Powder metallurgy HSS ASP@2060", N.N., 31 December 2012 (2012-12-31), pages 1 - 2, XP055329973 [P]
   EUROPEAN POWDER METALLURGY ASSOCIATION: "Introduction to Powder Metallurgy The Process and Its Production", 1 January 1992 (1992-01-01), XP055330191, Retrieved from the Internet [retrieved on 20161219]
   SCHAEFFLER GROUP: "A Brief Introduction to Rolling Bearings", 1 January 2009 (2009-01-01), pages 1 - 16, XP055330175, Retrieved from the Internet [retrieved on 20161219]
   CAROL DAVIS: "MRC Bearing Services Hybrid Ceramic Ball Bearings Extended Service Life Extended Grease Life", 31 December 2002 (2002-12-31), www.bartlettbearing.com, pages 1 - 4, XP055094781, Retrieved from the Internet [retrieved on 20140106]
   EUROPEAN POWDER METALLURGY ASSOCIATION: "Powder Metallurgy Components: Production Cycle", 1 January 1990 (1990-01-01), pages 1, XP055330184, Retrieved from the Internet [retrieved on 20161219]
otherWO2007021243
 US5525140
 US5578773
 EP2517805
 US7571742
   J.R. DAVIS: "Alloying: Understanding the Basics", 1 December 2001, ASM INTERNATIONAL, article "Tool Steels", pages: 210 - 233, XP055498750

DOI:   http://dx.doi.org/10.1361/autb2001p210
   OLLE GRINDER: "The HIP way to make cleaner, better steels", METAL.POWDER.NET, October 2007 (2007-10-01), pages 16 - 22, XP022295091

DOI:   http://dx.doi.org/10.1016/S0026-0657(07)70190-X
   ANDERS THUVANDER ET AL.: "Material property database for heat treatment simulation of tool materials", STEEL RESEARCH, vol. 68, no. 3, 1997, pages 125 - 131, XP055498767
   Y. BIENVENU ET AL.: "Aciers rapides produits par metallurgie des poudres. Etat de I'art et perspectives", LA REVUE DE METALLURGIE-CIT/SCIENCE ET GENIE DES MATERIAUX, 4 April 1994 (1994-04-04), pages 693 - 706, XP055498771
   M. A. GOMES, A.S. WRONSKI, C.S. WRIGHT: "Fracture Behaviour of a Highly Alloyed High Speed Steel", FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES, vol. 18, no. 1, 1 January 1995 (1995-01-01), pages 1 - 18, XP055501309
   Y.WENG ET AL.,: "Advanced Steels", 2011, SPRINGER-VERLAG BERLIN HEIDELBERG AND METALLURGICAL INDUSTRY PRESS, article LIZHI WU: "Developments and Challenges of China High-Speed Steel Industry over last Decade", pages: 453 - 461, XP055501313 [A] 1-4
   ERASTEEL: "Powder metallurgy HSS ASP@2060", 2012, pages 1 - 2, XP055329973
   EUROPEAN POWDER METALLURGY ASSOCIATION: "Introduction to Powder Metallurgy The Process and Its Production", 1992, XP055330191, Retrieved from the Internet
   SCHAEFFLER GROUP: "A Brief Introduction to Rolling Bearings", 2009, pages 1 - 16, XP055330175, Retrieved from the Internet
   CAROL DAVIS: "MRC Bearing Services Hybrid Ceramic Ball Bearings Extended Service Life Extended Grease Life", 2002, pages 1 - 4, XP055094781, Retrieved from the Internet
   EUROPEAN POWDER METALLURGY ASSOCIATION: "Powder Metallurgy Components Production Cycle", 1990, XP055330184, Retrieved from the Internet
OppositionEP2517805
 US7571742
 WO2007021243
 US5525140
 US5578773
   ERASTEEL: "Powder metallurgy HSS ASP@2060", 1 January 2012 (2012-01-01), pages 1 - 2, XP055329973
   INTRODUCTION TO POWDER METALLURGY, 1992, XP055330191
   A BRIEF INTRODUCTION TO ROLLING BEARINGS, 2009, XP055330175
   MRC HYBRID CERAMIC BALL BEARINGS, 2002 XP055094781
   POWDER METALLURGY COMPONENTS PRODUCTION CYCLE, 1990, XP055330184
   "Alloying: Understanding the Basics", 1 January 2001, ASM INTERNATIONAL, article ANONYMOUS: "Tool Steels", pages: 210 - 233, XP055498750, DOI: 10.1361/autb2001p210

DOI:   http://dx.doi.org/10.1361/autb2001p210
   OLLE GRINDER: "The HIP way to make cleaner", BETTER STEELS, October 2007 (2007-10-01), pages 16 - 22, XP022295091, DOI: 10.1016/S0026-0657(07)70190-X

DOI:   http://dx.doi.org/10.1016/S0026-0657(07)70190-X
   ANDERS THUVANDER ET AL.: "Material property database for heat treatment simulation of tool materials", STEEL RESEARCH, vol. 68, no. 3, 1997, pages 125 - 131, XP055498767
   Y. BIENVENU ET AL.: "Aciers rapides produits par metallurgie des poudres . Etat de I'art et perspectives", LA REVUE DE METALLURGIE- CIT/ SCIENCE ET GENIE DES MATERIAUX, 4 April 1994 (1994-04-04), pages 693 - 706, XP055498771
   M. A. GOMES, A.S. WRONSKI, C.S. WRIGHT: "Fracture Behaviour of a Highly Alloyed High Speed Steel", FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES, vol. 18, no. 1, 1 January 1995 (1995-01-01), pages 1 - 18, XP055501309
   LIZHI WU ET AL.: "Developments and Challenges of China High-Speed Steel Industry over last Decade", ADVANCED STEELS, 2011, pages 453 - 461, XP055501313
   JOHN P. FRICK ET AL., WOLDMAN'S ENGINEERING ALLOYS, 2000, XP055676753, ISBN: 0-87170-691-1
   "2011 ASTM International Symposium on Rolling Element Bearings, Bearing Technology Exhibit", ASTM COMMITTEE F34 ON ROLLING ELEMENT BEARINGS, 13 April 2011 (2011-04-13), Anaheim, CA
   OLIVIER LAURENT: "Updated Materials for Hardened Steel Bearing Components", HANDOUT OF THE PRESENTATION HELD ON 2011 ASTM INTERNATIONAL SYMPOSIUM ON ROLLING ELEMENT BEARINGS, BEARING TECHNOLOGY EXHIBIT, ASTM COMMITTEE F34 ON ROLLING ELEMENT BEARINGS, 13 April 2011 (2011-04-13), Anaheim, CA, XP055676758
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