UNITED TECHNOLOGIES CORPORATION
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- 120 4,663 US PATENTS IN FORCE
- 2,330 US APPLICATIONS PENDING
- Feb 01, 2018 most recent publication
Details
- 4,663 Issued Patents
- 1,346 Issued in last 3 years
- 2,107 Published in last 3 years
- 93,942 Total Citation Count
- Sep 30, 1966 Earliest Filing
- 3,586 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
MATTERS
Rank in Class
Intl Class
Technology
MATTERS
Rank in Class
- No Technologies to Display
Top Patents (by citation)
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Patent #
Title
Filing Date
Issue Date
Intl Class
CITATIONS
6223616
Star gear system with lubrication circuit and lubrication method therefor
Dec 22, 99
May 01, 01
[F16H]
216
5778659
Variable area fan exhaust nozzle having mechanically separate sleeve and thrust reverser actuation systems
Mar 21, 97
Jul 14, 98
[F02C, F02K]
146
5524847
Nacelle and mounting arrangement for an aircraft engine
Sep 07, 93
Jun 11, 96
[B64D, F02C]
113
5493390
Integrated optical instrumentation for the diagnostics of parts by embedded or surface attached optical sensors
Aug 23, 94
Feb 20, 96
[C01B]
109
- No Patents to Display
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]
2018/0030,586
Outer Airseal Abradable Rub Strip Manufacture Methods and Apparatus
Jul 29, 16
Feb 01, 18
[C23C]
2018/0030,842
Additively Manufactured Component With Integral Fuel Lines Passage
Oct 13, 16
Feb 01, 18
[F02C, 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]
2018/0030,898
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]
2018/0033,129
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]
2018/0023,413
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]
2018/0023,475
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]
2018/0026,446
SEAMLESS TRANSITION BETWEEN GRID CONNECTED AND ISLANDED MODES
Feb 06, 15
Jan 25, 18
[H02J]
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]
2018/0009,058
MACHINING USING CRYOGENIC COOLING ON A CUTTING TOOL WHILE HEATING A WORK PIECE
Jul 11, 16
Jan 11, 18
[B23Q, B23K]
2018/0010,473
Attachment Faces for Clamped Turbine Stator of a Gas Turbine Engine
Sep 22, 17
Jan 11, 18
[F04D, 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]
- No Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9878692
Model-based optimal control for stall margin limit protection in an aircraft engine
Sep 12, 16
Jan 30, 18
[G06F, B60T]
9878799
Technique for optimizing engine performance using fuel temperature
Oct 03, 14
Jan 30, 18
[F02C, B64D]
9879558
Low leakage multi-directional interface for a gas turbine engine
Feb 05, 14
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]
9879599
Nacelle anti-ice valve utilized as compressor stability bleed valve during starting
Dec 31, 12
Jan 30, 18
[B64D, F02C, F01D]
9879750
Systems and methods for oil damping with textured damper surfaces
Feb 25, 16
Jan 30, 18
[F16C, F01D, F16F]
9874150
Method of assembly for gas turbine fan drive gear system
Mar 24, 14
Jan 23, 18
[F16H, F02C, F02K]
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]
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]
9869328
Cantilevered stator vane and stator assembly for a rotary machine
Jun 29, 15
Jan 16, 18
[F04D, F01D]
9862057
Vacuum degassing laser-blocking material system and process
Dec 12, 13
Jan 09, 18
[B29L, B23K, B29C, 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]
- No Patents to Display
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]
2016/0311,015
DIE-CASTING SYSTEM WITH ENHANCED ADHERENCE SHOT SLEEVE POUR LINER
ABAN
Apr 24, 15
Oct 27, 16
[C23C, B22D]
2016/0297,000
DIE-CASTING SYSTEM WITH BONDED CERAMIC SHOT TIP
ABAN
Apr 09, 15
Oct 13, 16
[B32B, B22D]
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]
2016/0229,543
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]
- No Patents to Display
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