ClassID:

72629

B64D37/16 - CPC Classification

Classification description:

Arrangements in connection with fuel supply for power plant; Tanks; Filling or emptying Filling systems

Sub-classes:
Recent Application in this class:
#1
20260084835
2026-03-26

MOBILE HYDROGEN FUELING SYSTEM FOR AIRCRAFT

#2
20250282486
2025-09-11

METHOD FOR FUELING AN AIRCRAFT

#3
20250102113
2025-03-27

AIRPORT INSTALLATION INCLUDING A PLURALITY OF DIHYDROGEN STORAGE TANKS

#4
20250066034
2025-02-27

VENT SYSTEM

#5
20250026484
2025-01-23

MODULE FOR AIRCRAFT COMPRISING A DIHYDROGEN PROCESSING SYSTEM

#6
20240308680
2024-09-19

AIRCRAFT FUEL SYSTEM WITH REMOVABLE FUEL TANK

#7
20240190579
2024-06-13

AIRCRAFT REFUELLING SYSTEM

#8
20230406531
2023-12-21

AIRCRAFT REFUELING SAFETY SYSTEM

#9
20230406527
2023-12-21

Aircraft

#10
20230406526
2023-12-21

METHOD FOR FUELING AN AIRCRAFT

#11
20230406495
2023-12-21

SECONDARY AIRFOIL APPARATUS, SYSTEM, AND METHOD FOR IMPROVING LIFT AND AERODYNAMIC PERFORMANCE OF A FLOATPLANE

#12
20230399119
2023-12-14

Aircraft engine oil filler apparatus

#13
20230243474
2023-08-03

SYSTEMS AND METHODS FOR STORING, TRANSPORTING, AND USING HYDROGEN

#14
20220381185
2022-12-01

Methods and systems for starting hydrogen powered gas generators

#15
20220336829
2022-10-20

REFUELING SYSTEM FOR HYDROGEN FUEL CELL-POWERED AIRCRAFT

#16
20220258860
2022-08-18

Secondary airfoil apparatus, system, and method for improving lift and aerodynamic performance of a floatplane

#17
20220161941
2022-05-26

Aircraft refueling safety system

#18
20220153427
2022-05-19

Fuel tank diffuser

#19
20220074548
2022-03-10

Fuel storage module assembly

#20
20220048644
2022-02-17

Aircraft refueling system

#21
20220009648
2022-01-13

Systems and methods for storing, transporting, and using hydrogen

#22
20210078028
2021-03-18

Painting system

#23
20200399001
2020-12-24

Aircraft refuelling device and method for manufacturing a wing coupling for such a device

#24
20200354074
2020-11-12

Aircraft refueling safety system

#25
20200180940
2020-06-11

Mobile autonomous hydrogen refueling station

#26
20200156804
2020-05-21

Method of increasing fuel capacity and kit for same

#27
20200047909
2020-02-13

Fluid system having a control valve and a monitoring system therefor

#28
20200039660
2020-02-06

Refuelling system

#29
20190389592
2019-12-26

Modular subfloor arrangement for an aircraft

#30
20190360640
2019-11-28

Rapid fill container system

#31
20190283896
2019-09-19

Cavitation mitigation in catalytic oxidation fuel tank inerting systems

#32
20190256219
2019-08-22

System and process

#33
20190248205
2019-08-15

Air Freight Temperature Controlled Device Using Liquid Nitrogen

#34
20190185177
2019-06-20

Aircraft refueling safety system

#35
20190178119
2019-06-13

Lubrication circuit, particularly in an aircraft engine

#36
20190031498
2019-01-31

Portable fuel storage device

#37
20190031364
2019-01-31

FUELLING METHOD

#38
20180251366
2018-09-06

Fuel vent connector, venting system having fuel vent connector, and method

#39
20180127109
2018-05-10

Fluid system having a control valve and a monitoring system therefor

#40
20170334572
2017-11-23

Aircraft refueling safety system

#41
20170320587
2017-11-09

Method And System For The Circulation Of Fuel In An Aircraft

#42
20170313437
2017-11-02

Magnetic carbon nanotube cluster systems and methods

#43
20170144880
2017-05-25

Portable fuel storage device

#44
20170144879
2017-05-25

Portable fuel storage device

#45
20170144772
2017-05-25

Portable fuel storage device

#46
20170129327
2017-05-11

Vent valve, tank having vent valve, and method

#47
20170029133
2017-02-02

Aircraft receptacle

#48
20160355274
2016-12-08

Aircraft aerial refuelling system

#49
20160347466
2016-12-01

Piezoelectrically-controlled fuel delivery system

#50
20160311553
2016-10-27

Tail sitter vehicle with aerial and ground refueling system

#51
20160236791
2016-08-18

Aircraft refueling safety system

#52
20160177838
2016-06-23

Fuel circuit of an aircraft engine with a fuel recirculating valve controlled by a pressure differential of a low-pressure pump of the fuel system

#53
20160096630
2016-04-07

Aircraft hybrid fuel system

#54
20160031316
2016-02-04

Tank and filler tube device with protective arrangement

#55
20150246732
2015-09-03

Fuel tank, fuel pipe, and aircraft

#56
20150232192
2015-08-20

Aircraft hybrid fuel system

#57
20150203343
2015-07-23

Filler device for a fluid tank

#58
20140137979
2014-05-22

Fuel storage device, an aircraft, and a method

#59
20130340887
2013-12-26

Pressure-filling system for filling a tank, and an aircraft including the system

#60
20130320146
2013-12-05

Tank, a fuel storage system, and an aircraft

#61
20130126676
2013-05-23

Refuelling equipment and method for refuelling an aircraft tank system

#62
20120273619
2012-11-01

Aircraft aerial refuelling system

#63
20120260731
2012-10-18

In-line fuel properties measurement unit

#64
20110315271
2011-12-29

Device for filling a tank by gravity or under pressure

#65
20110272526
2011-11-10

Systems and methods to provide compliance with structural load requirements for aircraft with additional fuel tankage

#66
20090314783
2009-12-24

Ambient pressure-responsive variable volume fuel tank

#67
20080173762
2008-07-24

Aircraft refuelling system

#68
12468128
2015-08-18

Apparatus for refueling aircraft