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Low Pressure Ratio Fan Engine Having A Dimensional Relationship Between Inlet And Fan Size - EP2935788

The patent EP2935788 was granted to Raytheon on Sep 15, 2021. The application was originally filed on Dec 18, 2013 under application number EP13864565A. The patent is currently recorded with a legal status of "Revoked".

EP2935788

RAYTHEON
Application Number
EP13864565A
Filing Date
Dec 18, 2013
Status
Revoked
Feb 21, 2025
Publication Date
Sep 15, 2021
External Links
Slate, Register, Google Patents

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ROLLS ROYCEJun 14, 2022HASELTINE LAKE KEMPNERADMISSIBLE

Patent Citations (10) New

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

Citation PhasePublication Number
DESCRIPTIONEP1340903
INTERNATIONAL-SEARCH-REPORTEP0715066
INTERNATIONAL-SEARCH-REPORTEP1607603
INTERNATIONAL-SEARCH-REPORTUS2004238687
INTERNATIONAL-SEARCH-REPORTUS4240250
INTERNATIONAL-SEARCH-REPORTWO0146944
OPPOSITIONUS5058617
SEARCHEP1340903
SEARCHGB2259115
SEARCHUS5915403

Non-Patent Literature (NPL) Citations (11) 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- Bangalore Philip R. Gliebe ET AL, "Ultra-High Bypass Engine Aeroacoustic Study", NASA/CR-2003-212525, (20031001), URL: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20040000741.pdf, (20160602), XP055277347
EXAMINATION- D C Howe ET AL, "energy efficient engine program advanced turbofan nacelle definition study", cleveland, (19850501), pages 1 - 174, URL: https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19900019244.pdf, (20190912), XP055621717
EXAMINATION- ZIMBRICK R A ET AL, "INVESTIGATION OF VERY HIGH BYPASS RATIO ENGINES FOR SUBSONIC TRANSPORTS", JOURNAL OF PROPULSION AND POWER, NTRS-NASA TECHNICAL REPORTS SERVER, US, (19900701), vol. 6, no. 4, ISSN 0748-4658, pages 490 - 496, XP000136188
OPPOSITION- Bangalore Philip R. Gliebe, Et Al, "Ultra-High Bypass Engine Aeroacoustic Study", NASA/CR-2003-212525, (20031001), NASA/CR-2003-212525, URL: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20040000741.pdf, (20160602), XP055277347
OPPOSITION- Daggett David L, "Ultra Efficient Engine Technology Systems Integration and Environmental Assessment", (20020701), URL: https://ntrs.nasa.gov/api/citations/20020064732/downloads/20020064732.pdf, (20210217), XP055776982
OPPOSITION- Dalton W N, "Ultra High Bypass Ratio Low Noise Engine Study", NASA/CR—2003-212523, (20031101), NASA/CR—2003-212523, URL: https://ntrs.nasa.gov/api/citations/20040008591/downloads/20040008591.pdf, (20220627), XP055935560
OPPOSITION- D C Howe, Wynosky T.A., "energy efficient engine program advanced turbofan nacelle definition study", cleveland, NASA, (19850501), pages 1 - 174, cleveland, URL: https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19900019244.pdf, (20190912), XP055621717
OPPOSITION- R. A. ZIMBRICK et al., "Investigation of Very High Bypass Ratio Engines for Subsonic Transports", Journal of Propulsion, (19880000), vol. 6, no. 4, pages 490 - 496, XP000136188
OPPOSITION- Seddon J., Goldsmith E. L., "Entry plane stagger", Intake Aerodynamics. 2nd Ed., AIAA, (19990101), pages 318 - 321, XP055935571
OTHER- Howe D C; Wynosky T A, "Energy Efficient Engine Program Advanced Turbofan Nacelle Definition Study", NASA Report CR-1/4942, (19850500), pages 1 - 166, XP055621717
OTHER- R.A. ZIMBRICKJ. L. COLEHOUR, "Investigation of Very High Bypass Ratio Engines for Subsonic Transports", J. PROPULSION, (19900700), vol. 6, no. 4, XP000136188

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