B64D2033/0266 - CPC Classification Index

ClassID:

72604 ⎘

B64D2033/0266 - CPC Classification

Classification description:

Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants

Sub-classes:

B64D2033/0273 » {for jet engines} 81
B64D2033/028 » {for piston engines} 1
B64D2033/0286 » {for turbofan engines} 255
B64D2033/0293 » {for turboprop engines} 39

Recent Application in this class:

20260097847

2026-04-09

Hydrogen Powered Electric Vertical Take-Off And Landing Aircraft

20260077684

2026-03-19

Electrically Powered Fan Units For Hydrogen Fueled Aircraft And System Using Same

20250368344

2025-12-04

AIRCRAFT PROVIDED WITH A HEATING SYSTEM FOR A TURBOSHAFT ENGINE PLENUM

20230398905

2023-12-14

High efficiency hydrogen fueled high altitude thermodynamic fuel cell system and aircraft using same

20230058816

2023-02-23

High efficiency hydrogen fueled high altitude thermodynamic fuel cell system and aircraft using same

20230044056

2023-02-09

Multi-stage turbocharging compressor for fuel cell systems

20220009379

2022-01-13

High efficiency hydrogen fueled high altitude thermodynamic fuel cell system and aircraft using same

20210070453

2021-03-11

Hybrid ECS architecture to reduce engine bleed dependency for aircraft cabin pressure and temperature control

20200355117

2020-11-12

Multi-stage turbocharging compressor for fuel cell systems

#10

20200309066

2020-10-01

Compound helicopters having hybrid propulsion engines

#11

20200010208

2020-01-09

Cooling

#12

20190291885

2019-09-26

Aircraft propulsion assembly comprising two adjacent engines, of which the outlet nozzles have a straight portion in the vicinity of a median plane of the propulsion assembly

#13