UNITED TECHNOLOGIES CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology MATTERS Rank in Class
 
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 2809 2
 
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 1482 2
 
 
F02K JET-PROPULSION PLANTS 697 1
 
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS 442 2
 
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 330 2
 
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 285 7
 
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 259 2
 
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 223 5
 
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS 222 5
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 212 20
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0029,120 Abradable Material Feedstock and Methods and Apparatus for Manufacture Jul 29, 16 Feb 01, 18 [B22F]
2018/0030,365 SOLID LUBRICANT FILLED STRUCTURAL MATRIX Oct 10, 17 Feb 01, 18 [C23C, B22F, C10M]
2018/0030,586 Outer Airseal Abradable Rub Strip Manufacture Methods and Apparatus Jul 29, 16 Feb 01, 18 [C23C]
2018/0030,597 Coating Methods and Apparatus Jul 28, 16 Feb 01, 18 [C23C, F02C, F23R, F01D]
2018/0030,842 Additively Manufactured Component With Integral Fuel Lines Passage Oct 13, 16 Feb 01, 18 [F02C, F01D]
2018/0030,844 COMBUSTOR FINGER SEAL Aug 01, 16 Feb 01, 18 [F02C, F01D]
2018/0030,846 GAS TURBINE ENGINE ACTIVE CLEARANCE CONTROL SYSTEM Jul 27, 16 Feb 01, 18 [F01D]
2018/0030,850 Oil Debris Monitor with Sequential Coil System and Associated Algorithms for Particle Confirmation Jul 26, 16 Feb 01, 18 [F02C, F01D, G01M]
2018/0030,851 SYSTEMS AND METHODS FOR ASSESSING THE HEALTH OF A FIRST APPARATUS BY MONITORING A DEPENDENT SECOND APPARATUS Jul 29, 16 Feb 01, 18 [F04B, F04C, F04D, F02C, F01D]
2018/0030,892 INLET CAP OF AN ENGINE Jul 27, 16 Feb 01, 18 [F04D, B64D, F02C, F02K]
2018/0030,898 GAS TURBINE ENGINE FUEL SYSTEM PROGNOSTIC ALGORITHM Jul 29, 16 Feb 01, 18 [F02C, G01M]
2018/0030,926 PROPULSION SYSTEM ARRANGEMENT FOR TURBOFAN GAS TURBINE ENGINE Feb 06, 15 Feb 01, 18 [F02C, B64D, F02K, F01D]
2018/0030,993 Abradable Material Jul 29, 16 Feb 01, 18 [B23P, F04D]
2018/0030,995 FAN BLADE WITH COMPOSITE COVER Aug 01, 16 Feb 01, 18 [F04D, F01D]
2018/0031,002 ANNULAR HEATSHIELD Aug 01, 16 Feb 01, 18 [F04D, F02C, F02K]
2018/0031,241 Component With Integral Wall Passage Aug 01, 16 Feb 01, 18 [F02K, B33Y, F01D, F23R]
2018/0033,129 SYSTEMS AND METHODS FOR INDEXING AND DETECTING COMPONENTS Jul 28, 16 Feb 01, 18 [G06T, B64F, B64D, G06K, F01D]
2018/0021,848 SYSTEM AND PROCESS TO PROVIDE SELF-SUPPORTING ADDITIVE MANUFACTURED CERAMIC CORE Jul 20, 16 Jan 25, 18 [B22C]
2018/0022,459 LOW PRESSURE ENVIRONMENTAL CONTROL SYSTEM WITH SAFE PYLON TRANSIT Jul 07, 14 Jan 25, 18 [B64D, F02K]
2018/0022,463 PRE-START MOTORING SYNCHRONIZATION FOR MULTIPLE ENGINES Jul 21, 16 Jan 25, 18 [F02C, B64D, F01D]
2018/0022,464 CROSS ENGINE COORDINATION DURING GAS TURBINE ENGINE MOTORING Jul 18, 17 Jan 25, 18 [F02C, B64D, F01D]
2018/0022,465 ALTERNATING STARTER USE DURING MULTI-ENGINE MOTORING Jul 18, 17 Jan 25, 18 [F02C, B64D]
2018/0022,466 Method and Apparatus for Variable Supplemental Airflow to Cool Aircraft Components Jul 19, 16 Jan 25, 18 [F02C, B64D, B64C]
2018/0023,024 Auxiliary Emergency Protective Lubrication System for Metal Mechanical Components Jul 22, 16 Jan 25, 18 [F01D, C10M]
2018/0023,396 ROTOR BLADE FOR A GAS TURBINE ENGINE Jul 25, 16 Jan 25, 18 [F02C, F01D]
2018/0023,413 MULTI-ENGINE COORDINATION DURING GAS TURBINE ENGINE MOTORING Jul 21, 17 Jan 25, 18 [B64F, B64D, F02C, F01D]
2018/0023,414 OIL DEBRIS MONITORING FOR FAILURE DETECTION ISOLATION Jul 25, 16 Jan 25, 18 [F02C, G01N, F01D]
2018/0023,417 MULTI-PLY HEAT SHIELD ASSEMBLY WITH INTEGRAL BAND CLAMP FOR A GAS TURBINE ENGINE Jul 20, 16 Jan 25, 18 [F01D]
2018/0023,418 ENGINE BEARING DAMPER WITH INTERRUPTED OIL FILM Jul 21, 16 Jan 25, 18 [F02C, F01D]
2018/0023,420 ASSEMBLY WITH MISTAKE PROOF BAYONETED LUG Jul 22, 16 Jan 25, 18 [F04D, F01D]
2018/0023,474 BOUNDARY LAYER COOLING AIR FOR EMBEDDED ENGINE Jul 22, 16 Jan 25, 18 [B64D, F02C]
2018/0023,475 GAS TURBINE ENGINE WITH HEAT PIPE FOR THERMAL ENERGY DISSIPATION Jul 22, 16 Jan 25, 18 [F02C, F01D]
2018/0023,479 AIR SUPPLY CONTROL DURING MOTORING OF A GAS TURBINE ENGINE Jul 21, 16 Jan 25, 18 [B64D, F02C, F01D]
2018/0023,484 SPEED CONTROL DURING MOTORING OF A GAS TURBINE ENGINE Jul 21, 16 Jan 25, 18 [B64D, F02C]
2018/0023,509 THRUST REVERSER STRUCTURE MOUNTED TO FAN CASE Jul 25, 16 Jan 25, 18 [F02K]
2018/0023,576 TWIN CENTRIFUGAL SINGLE SPOOL ENGINE Jul 25, 16 Jan 25, 18 [F04D, B64D]
2018/0023,684 OIL DIRECTION CONTROL BAFFLE Jul 19, 16 Jan 25, 18 [F16H, F02C]
2018/0026,446 SEAMLESS TRANSITION BETWEEN GRID CONNECTED AND ISLANDED MODES Feb 06, 15 Jan 25, 18 [H02J]
2018/0016,024 ELECTRIC HEATING FOR FUEL SYSTEM COMPONENTS Jul 12, 16 Jan 18, 18 [F02C, B64D]
2018/0016,672 METHOD OF CHROMIZING AN ARTICLE INCLUDING INTERNAL PASSAGES OF THE ARTICLE Jul 12, 16 Jan 18, 18 [C23C, F01D]
2018/0017,067 CLEARANCE CONTROL BETWEEN ROTATING AND STATIONARY STRUCTURES Jul 18, 16 Jan 18, 18 [F04D]
2018/0017,165 COATED SEAL HOUSING Jul 12, 16 Jan 18, 18 [F16J]
2018/0017,168 MULTI-PLY SEAL RING Jul 12, 16 Jan 18, 18 [F16J]
2018/0017,260 COMBUSTOR ANTI-SURGE RETENTION SYSTEM Jul 14, 16 Jan 18, 18 [F02C, F01D, F23R]
2018/0017,378 Visual Depth Measurement Gage Jul 14, 16 Jan 18, 18 [G01B]
2018/0009,058 MACHINING USING CRYOGENIC COOLING ON A CUTTING TOOL WHILE HEATING A WORK PIECE Jul 11, 16 Jan 11, 18 [B23Q, B23K]
2018/0010,232 COATING SYSTEM AND PROCESS Sep 22, 17 Jan 11, 18 [C23C]
2018/0010,239 VAPOR DEPOSITION APPARATUS AND METHOD Jul 06, 16 Jan 11, 18 [C23C]
2018/0010,459 LOW ENERGY WAKE STAGE Jan 10, 17 Jan 11, 18 [F01D]
2018/0010,465 COOLING HOLE WITH SHAPED METER Jul 11, 16 Jan 11, 18 [F04D, F23R, F01D]
2018/0010,470 RING STATOR Jul 06, 16 Jan 11, 18 [F01D]
2018/0010,472 Segmented Stator Assembly Jul 06, 16 Jan 11, 18 [F01D]
2018/0010,473 Attachment Faces for Clamped Turbine Stator of a Gas Turbine Engine Sep 22, 17 Jan 11, 18 [F04D, F01D]
2018/0010,480 BOWED ROTOR SENSOR SYSTEM Jul 05, 16 Jan 11, 18 [G01B, F02C, F01D]
2018/0010,482 TUNED MASS DAMPER FOR TUBES Jul 11, 16 Jan 11, 18 [F02K, F01D]
2018/0010,483 COOLING SYSTEM FOR A GASPATH COMPONENT OF A GAS POWERED TURBINE Jul 08, 16 Jan 11, 18 [F01D]
2018/0010,484 MANUFACTURING METHODS FOR MULTI-LOBED COOLING HOLES Feb 03, 17 Jan 11, 18 [B23P, B23B, B26F, B23K, F23R, F01D, B23C]
2018/0010,519 NACELLE ANTI ICE SYSTEM Jul 06, 16 Jan 11, 18 [B64D, F02C]
2018/0010,551 GEARED GAS TURBINE ENGINE Jul 11, 16 Jan 11, 18 [F02K]
2018/0013,959 METHOD FOR TURBINE COMPONENT QUALIFICATION Jul 08, 16 Jan 11, 18 [H04N, G01F, G01M]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9878368 Die casting system and cell Feb 10, 16 Jan 30, 18 [B22D]
9878387 Electrical discharge machining electrode May 08, 12 Jan 30, 18 [H01R, C23C, B23H]
9878692 Model-based optimal control for stall margin limit protection in an aircraft engine Sep 12, 16 Jan 30, 18 [G06F, B60T]
9878796 Hybrid drive for gas turbine engine Feb 12, 15 Jan 30, 18 [B64D, F02C, F02K, F01D]
9878799 Technique for optimizing engine performance using fuel temperature Oct 03, 14 Jan 30, 18 [F02C, B64D]
9879537 Gas turbine engine axial compressor rear hub Jul 07, 15 Jan 30, 18 [F04D, F02C, F01D]
9879542 Platform with curved edges adjacent suction side of airfoil Feb 12, 13 Jan 30, 18 [F01D]
9879543 Hybrid vapor and film cooled turbine blade Jul 14, 09 Jan 30, 18 [F01D]
9879546 Airfoil cooling circuits Jun 21, 12 Jan 30, 18 [B22C, F01D]
9879551 Fluid damper and method of making Apr 28, 15 Jan 30, 18 [F01D]
9879556 Cooled finger seal Apr 06, 15 Jan 30, 18 [F02C, F16J, F01D]
9879557 Inner stage turbine seal for gas turbine engine Jun 12, 15 Jan 30, 18 [F01D]
9879558 Low leakage multi-directional interface for a gas turbine engine Feb 05, 14 Jan 30, 18 [F01D]
9879559 Airfoils having porous abradable elements Sep 14, 15 Jan 30, 18 [B23P, F01D]
9879560 Vane strut positioning and securing systems May 15, 15 Jan 30, 18 [F01D]
9879563 Gas turbine engine with geared turbofan and oil thermal management system Mar 12, 13 Jan 30, 18 [F01M, F02C, F02K, F01D]
9879565 Enclosed jacking insert Jan 20, 15 Jan 30, 18 [F01D]
9879599 Nacelle anti-ice valve utilized as compressor stability bleed valve during starting Dec 31, 12 Jan 30, 18 [B64D, F02C, F01D]
9879602 Compressed air bleed supply for buffer system Apr 07, 14 Jan 30, 18 [F02C, F01D]
9879604 Cooling passages for a mid-turbine frame Mar 11, 15 Jan 30, 18 [F02C, F01D]
9879608 Oil loss protection for a fan drive gear system Mar 02, 15 Jan 30, 18 [F16H, F02C, F01D]
9879611 Bleed valve resonance augmentations Jun 29, 15 Jan 30, 18 [F16K, F04D, F02C, F01D]
9879694 Turbo-compressor with geared turbofan Feb 03, 15 Jan 30, 18 [F04D, F02C, F02K, F01D]
9879750 Systems and methods for oil damping with textured damper surfaces Feb 25, 16 Jan 30, 18 [F16C, F01D, F16F]
9879780 Sliding seal Oct 23, 15 Jan 30, 18 [F16J, F01D]
9880070 Engine inspection apparatus and system Jun 18, 14 Jan 30, 18 [G01M]
9873522 Aircraft hail screen Sep 25, 15 Jan 23, 18 [F02C, B64D, F02K, B01D]
9874101 Platform with curved edges Feb 12, 13 Jan 23, 18 [F01D]
9874105 Active clearance control systems Jan 26, 15 Jan 23, 18 [F01D]
9874111 Low thermal mass joint Sep 05, 14 Jan 23, 18 [F01D]
9874145 Lubrication system for gas turbine engines Apr 27, 15 Jan 23, 18 [F01M, F16H, F02C, F01D]
9874147 V-band clamp with integral mount plate Jan 20, 15 Jan 23, 18 [F16M, F16B, F16L, F02C, F01D]
9874150 Method of assembly for gas turbine fan drive gear system Mar 24, 14 Jan 23, 18 [F16H, F02C, F02K]
9874244 Bearing with integrated oil delivery system Feb 13, 15 Jan 23, 18 [F16C]
9874274 Oil baffle for gas turbine fan drive gear system Sep 12, 14 Jan 23, 18 [F16H, F02C, F01D]
9869183 Thermal barrier coating inside cooling channels Jul 15, 15 Jan 16, 18 [F01D]
9869186 Gas turbine engine component with compound cusp cooling configuration Aug 22, 16 Jan 16, 18 [F04D, F02C, F23R, F01D]
9869191 Geared low fan pressure ratio fan exit guide vane stagger angle Apr 17, 13 Jan 16, 18 [F02C, F02K, F01D]
9869195 Support assembly for a gas turbine engine May 19, 15 Jan 16, 18 [F01D]
9869202 Blade outer air seal for a gas turbine engine Aug 14, 15 Jan 16, 18 [F01D]
9869204 Integrated inner case heat shield Mar 06, 15 Jan 16, 18 [F01D]
9869206 Securing a centering spring to a static structure with mounting tabs Jun 21, 16 Jan 16, 18 [F02C, F16C, F01D]
9869248 Two spool gas generator to create family of gas turbine engines May 29, 13 Jan 16, 18 [F02C, F02K]
9869249 Speed sensor probe location in gas turbine engine Mar 15, 13 Jan 16, 18 [G01P, F02C, F02K, F02D, F01D]
9869250 Particle tolerant turboshaft engine May 08, 15 Jan 16, 18 [F02C]
9869328 Cantilevered stator vane and stator assembly for a rotary machine Jun 29, 15 Jan 16, 18 [F04D, F01D]
9870863 Peak temperature attenuation film Mar 18, 15 Jan 16, 18 [C23C, H01G, B64D]
9871796 Multi level decomposition for multi user CAx databases Feb 10, 15 Jan 16, 18 [H04L, G06F]
9862057 Vacuum degassing laser-blocking material system and process Dec 12, 13 Jan 09, 18 [B29L, B23K, B29C, F01D]
9863250 Fastener aperture having an elongated geometry Feb 24, 10 Jan 09, 18 [F01D]
9863257 Additive manufactured inseparable platform damper and seal assembly for a gas turbine engine Feb 04, 15 Jan 09, 18 [B29C, B22F, B33Y, F01D]
9863259 Chordal seal May 11, 15 Jan 09, 18 [F04D, F01D]
9863261 Component retention with probe Dec 29, 12 Jan 09, 18 [F02C, F01D]
9863318 Thermal management system for gas turbine engine Nov 05, 14 Jan 09, 18 [F02C, F02K, F01D]
9863319 Split-zone flow metering T-tube Mar 01, 13 Jan 09, 18 [F02C, F01D]
9863322 Selectively deoxygenated stored fuel system Jan 19, 15 Jan 09, 18 [F23K, F02C]
9863324 Oil tank mount with stiffeners Mar 13, 14 Jan 09, 18 [F02C]
9863326 Flexible coupling for geared turbine engine Feb 18, 14 Jan 09, 18 [F02C]
9863459 Threaded fastener lock Apr 21, 15 Jan 09, 18 [F16B, F01D]
9863538 Gas turbine engine brush seal with supported tip Apr 27, 15 Jan 09, 18 [F16J, F01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0354,953 REPAIR OR REMANUFACTURE OF COOLED COMPONENTS WITH AN OXIDATION RESISTANT BRAZE ABAN Jun 03, 15 Dec 08, 16 [B29C]
2016/0326,900 CONTROL RINGS ABAN May 06, 15 Nov 10, 16 [F16J, F01D]
2016/0327,082 RADIAL PINCH BOLT HEAD SEAL ABAN May 07, 15 Nov 10, 16 [F16B]
2016/0311,015 DIE-CASTING SYSTEM WITH ENHANCED ADHERENCE SHOT SLEEVE POUR LINER ABAN Apr 24, 15 Oct 27, 16 [C23C, B22D]
2016/0313,139 MAGNETIC ENCODER ASSEMBLY ABAN Apr 27, 15 Oct 27, 16 [G01D, G01M]
2016/0297,000 DIE-CASTING SYSTEM WITH BONDED CERAMIC SHOT TIP ABAN Apr 09, 15 Oct 13, 16 [B32B, B22D]
9452468 Deep rolling tool with force adjustment Withdrawn Dec 11, 14 Sep 27, 16 [B23P, B21B, B21H]
9447972 Cooled combustor seal Withdrawn Nov 27, 12 Sep 20, 16 [F02C, F23R]
2016/0258,319 COMPRESSED CHOPPED FIBER COMPOSITE INLET GUIDE VANE ABAN Nov 18, 14 Sep 08, 16 [F01D]
2016/0258,623 COMBUSTOR AND HEAT SHIELD CONFIGURATIONS FOR A GAS TURBINE ENGINE ABAN Mar 05, 15 Sep 08, 16 [F23R]
2016/0236,800 NETWORK-BASED COMPUTING DEVICE AND METHOD FOR INTERACTIVE AIRCRAFT MAINTENANCE PROCEDURES ABAN Feb 16, 15 Aug 18, 16 [B64F]
2016/0237,822 BLADE RESTORATION USING SHROUD PLATING ABAN Feb 16, 15 Aug 18, 16 [B23K, C25D, F01D]
9416663 DMZ fracture boundary limit Withdrawn Jan 10, 13 Aug 16, 16 [C21D, F01D]
2016/0229,543 Icephobic Flowpath for a Nose Cone and Method Therefor ABAN Feb 06, 15 Aug 11, 16 [B64D, F01D]
2016/0229,758 CONTINUOUS CHEMICAL VAPOR DEPOSITION/INFILTRATION COATER ABAN Feb 11, 15 Aug 11, 16 [C04B]
2016/0221,077 BONDCASTING PROCESS USING INVESTMENT AND SAND CASTING ABAN Jan 30, 15 Aug 04, 16 [B22C, B22D]
2016/0207,116 METHOD TO MACHINE DEEP FEATURES USING A LATHE ABAN Jan 20, 15 Jul 21, 16 [B23B]
2016/0208,939 CHECK VALVE WITH CLOCKING AND ORIENTATION FEATURES ABAN Jan 20, 15 Jul 21, 16 [F16K]
2016/0199,885 HONEYCOMB REMOVAL ABAN Aug 14, 14 Jul 14, 16 [B08B]
2016/0175,996 REPAIR MATERIAL PREFORM ABAN Mar 10, 15 Jun 23, 16 [B23P, C22C, B22D]

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