BELL HELICOPTER TEXTRON INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B64C AEROPLANES; HELICOPTERS 2747
 
 
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS8517
 
 
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3491
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM30127
 
 
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION2536
 
 
 
F16H GEARING2575
 
 
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 2347
 
 
 
1207 AIRCRAFT AND SPACE VEHICLES226
 
 
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 2064
 
 
 
B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES 189

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0072,409 ROTORCRAFT ELASTOMERIC BEARING ASSEMBLYNov 16, 17Mar 15, 18[B64C, F16F]
2018/0053,359 DIAGNOSTIC METHOD, SYSTEM AND DEVICE FOR A ROTORCRAFT DRIVE SYSTEMAug 15, 17Feb 22, 18[G07C, G01H, G01N, B64C]
2018/0043,986 INLET DUCT SELECTOR FOR TILTROTOR BARRIER FILTERAug 09, 16Feb 15, 18[B64C]
2018/0038,474 LUBRICATION SYSTEM WITH PASSIVE VALVEOct 10, 17Feb 08, 18[F16N, F16K, F16H, B64C]
2018/0029,701 Jam-Tolerant Rotary Control Motor for Hydraulic Actuator ValveSep 25, 17Feb 01, 18[H01F, B64C, H02K]
2018/0001,590 COMPOSITE WING STRUCTURE AND METHODS OF MANUFACTUREFeb 03, 17Jan 04, 18[B29L, B29D, B29C, B32B, B64C]
2017/0349,274 ANTI-TORQUE CONTROL USING MATRIX OF FIXED BLADE PITCH MOTOR MODULESMar 14, 17Dec 07, 17[B64C, G05D]
2017/0334,552 AIRCRAFT LOAD AND VIBRATION ATTENUATIONJan 27, 17Nov 23, 17[B64C, F16F]
2017/0326,808 SYSTEM AND METHOD OF CONSTRUCTING COMPOSITE STRUCTURES WITHOUT TOOLING DAMSMay 13, 16Nov 16, 17[B29L, B29C]
2017/0314,959 Center Pedestal DisplayApr 25, 17Nov 02, 17[G01C, G06F, B64C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921132 Automated magnetic particle and fluorescent penetrant defect detection systemJan 03, 14Mar 20, 18[B64F, G01N, G01M]
9902502 Super capacitor based emergency lighting systemSep 30, 15Feb 27, 18[G02B, H01G, H05B, G09F, B64D]
9896199 Rotor hub for a rotorcraftDec 20, 13Feb 20, 18[B64C]
9899980 Situation responsive audio systemFeb 07, 17Feb 20, 18[H03G, H04R, B64D]
9889927 Variable hub-to-hub phasing rotor systemFeb 06, 14Feb 13, 18[G10K, B64C, F16F]
9889929 Jam-tolerant linear control motor for hydraulic actuator valveSep 26, 13Feb 13, 18[H01F, B64C, H02K]
9891196 Ultrasonic inspection of composite partsSep 03, 14Feb 13, 18[G01N, G01M]
9886039 System and method for avoiding inadvertant entry into an unsafe vertical descent speed region for rotorcraftFeb 16, 15Feb 06, 18[B64C, G05D]
9878783 Constant velocity joint with spring rate control mechanismApr 22, 14Jan 30, 18[F16D, B64C]
9879722 Low shear modulus transition shim for elastomeric bearing bonding in torsional applicationsMar 11, 13Jan 30, 18[B64C, F16C, F16F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0244,155 HELICOPTER SKID LANDING GEARAbandonedFeb 19, 15Aug 25, 16[B64C]
9400021 Magnetorheological rotorcraft actuation systemWithdrawnSep 10, 14Jul 26, 16[F16H, B64D, F16D, B64C]
9216870 System and method of manufacturing composite coreWithdrawnMar 01, 13Dec 22, 15[B29C, B65H]
9199730 Rotorcraft flapping lockWithdrawnJul 24, 13Dec 01, 15[B64C]
2015/0125,300 ROTOR HUB FOR A ROTORCRAFTAbandonedNov 05, 13May 07, 15[B64C]
2014/0374,534 Rotorcraft Anti-torque Control SystemAbandonedJun 24, 13Dec 25, 14[B64C]
2014/0299,707 Preventing Condensation on Environmental Control System Fluid LinesAbandonedApr 04, 13Oct 09, 14[F24F, B64C]
2014/0265,050 Multi-layer and Multi-fiber Orientation Compression Rolling ProcessAbandonedMar 14, 13Sep 18, 14[B29C]
2014/0172,619 Aircraft Sales ToolAbandonedDec 14, 12Jun 19, 14[G06Q]
2014/0119,930 Method of Repairing, Splicing, Joining, Machining, and Stabilizing Honeycomb Core Using Pourable Structural Foam and a Structure Incorporating the SameAbandonedOct 30, 12May 01, 14[B32B, B64C]
2014/0001,307 Aircraft Gearbox Lubrication SystemAbandonedJun 29, 12Jan 02, 14[F16H, B64C, C10M]
2013/0341,461 Lightweight Helicopter Skid ShoesAbandonedJun 26, 12Dec 26, 13[B64C]
2013/0241,502 Regulating Generators Using Battery Charge InformationAbandonedMar 16, 12Sep 19, 13[H02P]
2013/0206,908 Rotorcraft Front WindshieldAbandonedJan 18, 13Aug 15, 13[B64C]
2013/0094,919 SYSTEM AND METHOD OF MANUFACTURING A STRUCTURE WITH A HIGH PERFORMANCE METAL ALLOYAbandonedAug 28, 12Apr 18, 13[B21D, B23C]
2006/0261,530 Preloaded one-way valve accumulatorAbandonedMay 18, 05Nov 23, 06[F16F]
2004/0097,293 Coupling anti-flail cupAbandonedNov 07, 03May 20, 04[F16C]
5335060 Image intensity degradation testerExpiredDec 21, 92Aug 02, 94[G01D]
5198983 Method and apparatus for semi-automated insertion of conductors into harness connectorsExpiredJul 09, 90Mar 30, 93[B23P, G06F]
5059094 Rotor redundant force retention system for VTOL and VSTOL aircraftExpiredOct 13, 89Oct 22, 91[B64C]

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