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Turbine Section Of High Bypass Turbofan - EP3409935

The patent EP3409935 was granted to Raytheon on Sep 21, 2022. The application was originally filed on Jun 15, 2012 under application number EP18184558A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3409935

RAYTHEON
Application Number
EP18184558A
Filing Date
Jun 15, 2012
Status
Granted And Under Opposition
Aug 19, 2022
Publication Date
Sep 21, 2022
External Links
Slate, Register, Google Patents

Patent Summary

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SAFRAN AIRCRAFT ENGINESJun 21, 2023REGIMBEAUADMISSIBLE

Patent Citations (4) New

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

Citation PhasePublication Number
DESCRIPTIONUS2009056343
OPPOSITIONEP1617044
OPPOSITIONEP2025898
OPPOSITIONEP2359975

Non-Patent Literature (NPL) Citations (24) New

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

Citation PhaseReference Text
EXAMINATION- Bruce E Wendus ET AL, "Follow-On Technology Requirement Study for Advanced Subsonic Transport", NASA/CR-2003-212467, (20030801), pages iii - 48, URL: https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20030067946.pdf, (20200508), XP055358621
EXAMINATION- GRAY D E ET AL, "Energy Efficient Engine Program Technology Benefit/Cost Study, Vol.2", vol. 2, ISSN 0565-7059, (19831001), pages 1 - 118, NASA CONTRACTOR REPORT, NASA, WASHINGTON, DC, US, URL: https://ntrs.nasa.gov/search.jsp?R=19900019249, (20210602), XP009502192
OPPOSITION- Anonymous, "CFM International CFM56 ", Jane's Aero-Engines, Jane's By IHS Markit, (20110131), Jane's Aero-Engines, Jane's By IHS Markit, (20240202), XP093126931
OPPOSITION- Anonymous, "Engine Alliance GP7200", Jane's Aero-Engines, Jane's By IHS Markit, (20100712), Jane's Aero-Engines, Jane's By IHS Markit, (20240202), XP093126935
OPPOSITION- Anonymous, "PRATT & WHITNEY PW6000", PRATT & WHITNEY/AERO-ENGINES: USA / JAEng, (19990901), no. 6, XP093126924
OPPOSITION- Anonymous, "PW1000G Engine News", Pure Power, (20101201), vol. 3, no. 3, pages 1 - 4, XP093126897
OPPOSITION- Anonymous, "Rolls-Royce RB211", Jane's Aero-Engines, Jane's By IHS Markit, (20100224), Jane's Aero-Engines, Jane's By IHS Markit, (20240202), XP093126938
OPPOSITION- Anonymous, "The ALF502R turbofan: technology, ecology, economy", (20110101), (20240202), XP093126921
OPPOSITION- Bill Gunston, "PRATT & WHITNEY PW8000", Jane's Aero-Engines (JAEng), (20000301), no. 7, ISSN 1748-2534, pages 510 - 512, XP008174951
OPPOSITION- C Riegler, Bichlmaier C, "THE GEARED TURBOFAN TECHNOLOGY – OPPORTUNITIES, CHALLENGES AND READINESS STATUS", Proceedings CEAS 2007, (20070911), XP055195802
OPPOSITION- Ferte Jean-Pierre, "Assemblage métallurgique dans construction turboréacteurs", TECHNIQUES DE L’INGÉNIEUR - Réf. : BM7778, (20060110), XP093126911
OPPOSITION- Gliebe Philip R., Janardan Bangalore A., "Ultra-High Bypass Engine Aeroacoustic Study", NASA/CR—2003-212525, NASA, Glenn Research Center, Glenn Research Center, (20031001), NASA/CR—2003-212525, URL: https://ntrs.nasa.gov/api/citations/20040000741/downloads/20040000741.pdf, (20240202), XP093126878
OPPOSITION- Gray, D.E.; Gardner, W.B., "Energy Efficient Engine Program Technology Benefit/Cost Study, Vol.2", NASA CONTRACTOR REPORT., NASA, WASHINGTON, DC., US, US , (19831001), vol. 2, no. NASA-CR-174766-VOL-2, PWA-5594-251-VOL-2, NAS 1.26:174766-VOL-2, ISSN 0565-7059, pages 1 - 118, XP009502192
OPPOSITION- Kurzke, J., "Preliminary Design", Aero-engine design: from state of the art turbofans towards innovative architectures : March 3 - 7, 2008, Von Karman Inst. for Fluid Dynamics, Rhode Saint Genèse, Rhode Saint Genèse, (20080303), pages 1 - 77, XP009552878
OPPOSITION- Sabnis Jayant, Christian Winkler, "The PW1000G Pure Power New Engine Concept and its Impact on MRO", Av Week Engine MRO Forum, (20101201), Av Week Engine MRO Forum, URL: https://www.srs.aero/wordpress/wp-content/uploads/2010/12/Day2-The-PW1000G-Pure-Power-New-Engine-Concept.SABNISPW.pdf, (20240202), XP093126889
OPPOSITION- "United Technologies Pratt & Whitney 4000, series Turbofan Engine", Aircraft gas turbine engine technology, McGraw-Hill, (19951113), pages 444 - 468, ISBN 0-02-801828-1, XP009552488
OPPOSITION- Wendus Bruce E., Donald F. Stark, Richard P. Holler, Merle E. Funkhouser, "Follow-On Technology Requirement Study for Advanced Subsonic Transport", NASA/CR—2003-212467, NASA, (20030801), NASA/CR—2003-212467, URL: https://ntrs.nasa.gov/api/citations/20030067946/downloads/20030067946.pdf, (20240202), XP093126900
OPPOSITION- William S. Willis, "Quiet Clean Short-Haul Experimental Engine (QCSEE) Final Report ", NASA CR-159473, NASA, (19790831), pages 1 - 312, NASA CR-159473, URL: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19800006861.pdf, (20160927), XP055305989
OPPOSITION- Philip P. Walsh, Paul Fletcher, "Table of Contents", Philip P. Walsh, Paul Fletcher, P.P. Walsh, P. Fletcher, Gas Turbine Performance (2nd Edition), Malden, US, Blackwell Science, (20040101), pages v - x, doi:10.1002/9780470774533.fmatter, ISBN 0-632-06434-X, XP009552489
OPPOSITION- Joachim Kurzke, "FUNDAMENTAL DIFFERENCES BETWEEN CONVENTIONAL AND GEARED TURBOFANS", Joachim Kurzke, Anonymous, ASME TURBO EXPO - Power for Land, Sea, and Air, ASME, (2009), vol. 1, pages 145 - 153, doi:10.1115/GT2009-59745, ISBN 978-0-7918-4882-1, XP055459767
OTHER- WENDUS B. E. et al, "Follow-On Technology Requirement Study for Advanced Subsonic Transport", NASA/CR—2003-212467, (20030800), pages iii - 48, URL: https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20030067946.pdf, XP055358621
SEARCH- Jayant Sabnis ET AL, "THE PW1000G PURE POWER? NEW ENGINE THE PW1000G PURE POWER? NEW ENGINE CONCEPT AND ITS IMPACT ON MRO Jayant Sabnis Vice President, System Functional Design Av Week Engine MRO Forum", Av Week engine MRO Forum, Munich, Germany, (20101201), pages 1 - 45, URL: http://events.aviationweek.com/html/mroeng10/Day2 - The PW1000G Pure Power New Engine Concept.SABNIS (P&W).pdf, (20141127), XP055155486 [X] 1-6,10-15 * page 34 * * page 43 * [I] 7-9
SEARCH- Jochen Gier ET AL, "PREPARING LP TURBINE TECHNOLOGY FOR MODERN AIRCRAFT ENGINE", 26TH INTERNATIONAL CONGRESS OF THE AERONAUTICAL SCIENCES, (20080914), pages 1 - 11, URL: http://www.icas.org/ICAS_ARCHIVE/ICAS2008/PAPERS/635.PDF, (20160208), XP055248457 [X] 1 * figure 14 * * figure 7 *
SEARCH- Pratt ET AL, (20101201), URL: http://www.purepowerengine.com/pdf/newsletters/PurePower_PW1000G_newsletter_Dec_2010.pdf, (20160208), XP055248487 [A] 1-15 * figure 7 * * paragraph [0005] *

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