ROLLS-ROYCE PLC

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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 886 4
 
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 456 3
 
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS 163 7
 
 
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 135 13
 
 
F02K JET-PROPULSION PLANTS 134 5
 
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 113 6
 
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS 105 14
 
 
B64C AEROPLANES; HELICOPTERS 88 20
 
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 81 7
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 78 128
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0073,106 NICKEL-BASE SUPERALLOY AND USE THEREOF Sep 06, 17 Mar 15, 18 [B23K, B33Y, C22C]
2018/0073,370 TURBINE BLADE COOLING Aug 22, 17 Mar 15, 18 [F01D]
2018/0073,372 TURBINE BLADE COOLING Aug 25, 17 Mar 15, 18 [F01D]
2018/0073,377 ROTOR STAGE Aug 16, 17 Mar 15, 18 [F02K, F01D]
2018/0073,669 ARTICULATING COUPLING ASSEMBLY Aug 09, 17 Mar 15, 18 [F16L]
2018/0066,537 GAS TURBINE ENGINE Aug 02, 17 Mar 08, 18 [F01D]
2018/0066,538 GAS TURBINE ENGINE Aug 02, 17 Mar 08, 18 [F01D]
2018/0066,544 GAS SHIELDING ARRANGEMENTS FOR GAS TURBINE ENGINES Aug 08, 17 Mar 08, 18 [F01D]
2018/0066,546 GAS TURBINE SPLITTING Nov 07, 17 Mar 08, 18 [F16M, B23P, B64F, F02C, F01D]
2018/0066,588 FUEL FLOW SYSTEM Aug 22, 17 Mar 08, 18 [F02C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920643 Distributor device for cooling air within an engine Apr 27, 15 Mar 20, 18 [F02C, F01D]
9920647 Dual source cooling air shroud arrangement for a gas turbine engine May 12, 14 Mar 20, 18 [F01D]
9923431 Variable speed drive arrangement Nov 16, 15 Mar 20, 18 [F16H, H02P, H02K]
9923551 Method of performing real time decomposition of a signal into components Oct 13, 16 Mar 20, 18 [H03H, B63J]
9914171 Manufacturing method Oct 02, 15 Mar 13, 18 [B22F]
9914991 Fibre pre-form manufacturing method Apr 10, 15 Mar 13, 18 [B23P, F04D, B29C, B65H, C22C, F01D]
9915169 Gas turbine engine end-wall component Jul 28, 15 Mar 13, 18 [F01D]
9915429 Fuel spray nozzle for a gas turbine engine Nov 25, 14 Mar 13, 18 [F23D, F23R]
9908157 Thermal barrier coating removal process Oct 06, 14 Mar 06, 18 [C23G, B08B, F01D]
9910083 Rectifier diode fault detection in brushless exciters Dec 17, 14 Mar 06, 18 [G01R, H02H, H02K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0297,156 APPARATUS FOR MACHINING COMPONENTS OF GAS TURBINE ENGINES Abandoned Apr 05, 17 Oct 19, 17 [B23Q, B23B, F04D, F01D]
2017/0175,571 METHOD OF MANUFACTURING A METAL MATRIX REINFORCED COMPOSITE COMPONENT AND A COMPOSITE COMPONENT FORMED BY THE METHOD Abandoned Dec 15, 16 Jun 22, 17 [B21D, B23K, F01D]
2017/0175,763 FAN BLADE ROOT BLOCK ASSEMBLY Abandoned Dec 07, 16 Jun 22, 17 [F04D]
2017/0130,609 SYSTEM AND METHOD FOR APPLYING A TENSILE LOAD TO A COMPONENT Abandoned Oct 18, 16 May 11, 17 [F04D, F01D]
2017/0080,569 APPARATUS, METHODS, COMPUTER PROGRAMS, AND NON-TRANSITORY COMPUTER READABLE STORAGE MEDIUMS FOR CONTROLLING MOVEMENT OF ROBOTIC MACHINERY RELATIVE TO AN OBJECT Abandoned Aug 25, 16 Mar 23, 17 [B25J]
2017/0058,779 ENGINE LUBRICATION SYSTEM USING DE-OXYGENATED FUEL Abandoned Apr 27, 16 Mar 02, 17 [F02C, F23R]
2017/0002,869 DRIVE SHAFT ASSEMBLY Abandoned Jun 03, 16 Jan 05, 17 [F02C, F16D, F16C]
2016/0369,379 ALLOY COMPOSITION Abandoned Mar 24, 14 Dec 22, 16 [C22C]
2016/0311,052 MANUFACTURE OF A HOLLOW AEROFOIL Abandoned Apr 06, 16 Oct 27, 16 [B23K]
2016/0315,558 INVERTER CONTROL METHOD Abandoned Apr 06, 16 Oct 27, 16 [H02M]
2016/0305,248 TURBINE COOLING Abandoned Mar 28, 16 Oct 20, 16 [F01D]
2016/0272,831 FLUID Abandoned Feb 19, 16 Sep 22, 16 [C09D, B41J]
2016/0266,208 FAULT DETECTION AND DIAGNOSIS IN AN INDUCTION MOTOR Abandoned Feb 23, 16 Sep 15, 16 [G01R]
2016/0258,310 SEAL ARRANGEMENT Abandoned Feb 18, 16 Sep 08, 16 [F16J, F01D]
2016/0247,620 FORCED COOLED ELECTRICAL COIL CAP AND COIL BOBBIN Abandoned Jan 31, 16 Aug 25, 16 [H01F]
2016/0216,334 FAULT DETECTION AND DIAGNOSIS Abandoned Jan 05, 16 Jul 28, 16 [G01R]
2016/0207,639 AIRCRAFT ENGINE MAINTENANCE SYSTEM Abandoned Dec 09, 15 Jul 21, 16 [G07C, B64F, B64D]
2016/0187,227 METHODS OF ANALYSING APPARATUS Abandoned Feb 09, 16 Jun 30, 16 [G01M]
2016/0177,434 METAL COATED FIBRE FORMING APPARATUS AND METHOD OF FORMING A METAL COATED FIBRE Abandoned Dec 02, 15 Jun 23, 16 [C23C, H01J]
2016/0178,008 BEARING Abandoned Dec 09, 15 Jun 23, 16 [F16C]

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