ClassID:

72310

B64C2230/26 - CPC Classification

Classification description:

Boundary layer controls by using rib lets or hydrophobic surfaces

Recent Application in this class:
#1
20260022719
2026-01-22

SURFACE COATING FOR REDUCTION OF AERODYNAMIC NOISE AND VIBRATIONS

#2
20250162702
2025-05-22

Method for Directly Applying Surface Texture for Improved Aerodynamics using Inkjet Printers

#3
20240010848
2024-01-11

SELF-CLEANING EXTERNAL LAYER COMPRISING A SELF-CLEANING AERODYNAMIC SURFACE, AND VEHICLE COMPRISING SAID EXTERNAL LAYER

#4
20230365251
2023-11-16

Riblet structure and object

#5
20230348046
2023-11-02

Method for applying an aerodynamically functional film

#6
20230331374
2023-10-19

Aerohydrodynamic surface, array of vortex generators, and method of mounting array of vortex generators

#7
20230202646
2023-06-29

METHOD AND APPARATUS FOR MITIGATING TRAILING VORTEX WAKES OF LIFTING OR THRUST GENERATING BODIES

#8
20230182411
2023-06-15

Method for producing an aerodynamic element including riblets

#9
20230054708
2023-02-23

METHOD FOR PRODUCING AN OBJECT PROVIDED WITH RIBLETS ON AND/OR IN THE SURFACE, AND OBJECT PRODUCED THEREBY

#10
20230024245
2023-01-26

CONTAMINATION PROTECTION FOR RIBLET FILMS

#11
20230010729
2023-01-12

Apparatus for attaching aerodynamically functional films and use thereof

#12
20220055739
2022-02-24

METHOD AND APPARATUS FOR MITIGATING TRAILING VORTEX WAKES OF LIFTING OR THRUST GENERATING BODIES

#13
20220033068
2022-02-03

SELF-ADHERING FILM WITH AERODYNAMIC PERFORMANCE

#14
20210231142
2021-07-29

Submerged periodic riblets

#15
20210231141
2021-07-29

Staggered periodic riblets

#16
20210102564
2021-04-08

Surface coating for reduction of aerodynamic noise and vibrations

#17
20210078696
2021-03-18

IRREGULAR SURFACE TEXTURE FOR REDUCING FLOW DRAG

#18
20200255138
2020-08-13

Surface stiffness optimization to improve morphing surface accuracy

#19
20200231273
2020-07-23

METHOD AND APPARATUS FOR MITIGATING TRAILING VORTEX WAKES OF LIFTING OR THRUST GENERATING BODIES

#20
20200139488
2020-05-07

Method and device for producing riblets by laser interference patterning by a laser

#21
20200072258
2020-03-05

SURFACE COATING FOR REDUCTION OF AERODYNAMIC NOISE AND VIBRATIONS

#22
20200018285
2020-01-16

Airfoil with a vortex generator pair

#23
20200001982
2020-01-02

Short take off and landing aircraft with adjustable vortices device

#24
20190283857
2019-09-19

FLIGHT VEHICLE GENERATING A LIFT FROM AN INTERIOR THEREOF

#25
20190210714
2019-07-11

AERODYNAMIC ELEMENT OF AN AIRCRAFT, COMPRISING A SET OF PROTRUDING ELEMENTS

#26
20190210710
2019-07-11

Engine nacelle for an aircraft

#27
20190202547
2019-07-04

AERODYNAMIC ARTICLES AND METHODS THEREOF

#28
20190202090
2019-07-04

Method and mould for producing an aerodynamic element comprising riblets

#29
20190168862
2019-06-06

Part and method for producing a part having reduced drag by non-constant riblets

#30
20190061921
2019-02-28

Baseless vortex generator

#31
20190047684
2019-02-14

Riblet film for reducing the air resistance of aircraft

#32
20190030764
2019-01-31

Multilayer riblet applique and methods of producing the same

#33
20190023379
2019-01-24

Riblet structure and object

#34
20190009297
2019-01-10

Applicator

#35
20180298762
2018-10-18

Reduced drag system for windmills, fans, propellers, airfoils, and hydrofoils

#36
20180274486
2018-09-27

Flight vehicle engine with finned inlet

#37
20180265183
2018-09-20

Aerodynamic devices for enhancing lift and reducing drag

#38
20180201361
2018-07-19

Lifting surface

#39
20180170526
2018-06-21

Methods and apparatus to extend a leading-edge vortex of a highly-swept aircraft wing

#40
20180134853
2018-05-17

Nanolevel dispersion of nanoparticles in hydrophobic materials

#41
20180127534
2018-05-10

Thermally stable microstructured semi-IPN layer

#42
20180105258
2018-04-19

Method and system for delaying laminar-to-turbulent transition in high-speed boundary layer flow

#43
20180009136
2018-01-11

Multilayer riblet applique and methods of producing the same

#44
20170320558
2017-11-09

FLIGHT VEHICLE GENERATING A LIFT FROM AN INTERIOR THEREOF

#45
20170266691
2017-09-21

DRAG REDUCTION RIBLETS INTEGRATED IN A PAINT LAYER

#46
20170240271
2017-08-24

Control of hypersonic boundary layer transition

#47
20170218986
2017-08-03

Profiled Element for Generating a Force

#48
20170144255
2017-05-25

Method for preparing a fluid flow surface

#49
20170137116
2017-05-18

EFFICIENCY IMPROVEMENTS FOR FLOW CONTROL BODY AND SYSTEM SHOCKS

#50
20170129593
2017-05-11

Panels comprising uneven edge patterns for reducing boundary layer separation

#51
20170095831
2017-04-06

Applicator

#52
20170081021
2017-03-23

Thermal actuation of riblets

#53
20160325824
2016-11-10

Color applications for aerodynamic microstructures

#54
20160325823
2016-11-10

Optical effects for aerodynamic microstructures

#55
20160325818
2016-11-10

Aerodynamic microstructures having sub-microstructures

#56
20160318603
2016-11-03

Rigid tipped riblets

#57
20160312035
2016-10-27

Actuatable microstructures and methods of making the same

#58
20160297515
2016-10-13

Amorphous metal riblets

#59
20160243586
2016-08-25

DRAG REDUCTION RIBLETS INTEGRATED IN A PAINT LAYER

#60
20160229517
2016-08-11

Aircraft generating a lift from an interior thereof

#61
20160215758
2016-07-28

Vortex generator for a wind turbine

#62
20160194076
2016-07-07

LAYER FOR REDUCING FLUID RESISTANCE

#63
20160159991
2016-06-09

Nanolevel dispersion of nanoparticles in hydrophobic materials

#64
20160122006
2016-05-05

LOW DRAG TURBULENCE GENERATORS FOR AIRCRAFT WINGS

#65
20160052627
2016-02-25

Noise reducing profile for helicopter rotor blade tracking wedges

#66
20160017902
2016-01-21

Fibrillar structures to reduce viscous drag on aerodynamic and hydrodynamic wall surfaces

#67
20160010670
2016-01-14

Flow body with low-friction surface structure

#68
20150336659
2015-11-26

Hypersonic laminar flow control

#69
20150053289
2015-02-26

Structural component with a riblet surface

#70
20140375079
2014-12-25

Surface flow enhancement device and method of using the same on a vehicle

#71
20140332631
2014-11-13

AMORPHOUS METAL RIBLETS

#72
20140295143
2014-10-02

Reduced solar absorptivity applique having spaced riblets with pigmented coloration

#73
20140255205
2014-09-11

Drag reduction systems having fractal geometry/geometrics

#74
20140255184
2014-09-11

System and method for reducing rotor blade noise

#75
20140248469
2014-09-04

Rigid tipped riblets

#76
20140099475
2014-04-10

Shape memory riblets

#77
20130336793
2013-12-19

Cross-flow fan, molding die, and fluid feeder

#78
20130323425
2013-12-05

Device and method for forming a microstructured coating on a substrate such as an aircraft element

#79
20130193270
2013-08-01

Structurally designed aerodynamic riblets

#80
20130146217
2013-06-13

Method of Applying Surface Riblets to an Aerodynamic Surface

#81
20130062469
2013-03-14

SURFACE ENTITY FOR THE REDUCTION OF THE AIR RESISTANCE OF AN AVIATION VEHICLE

#82
20130028744
2013-01-31

AERODYNAMIC SURFACE WITH IMPROVED PROPERTIES

#83
20130009016
2013-01-10

Retractable vortex generator for reducing stall speed

#84
20120312930
2012-12-13

STRUCTURE FOR REDUCING A FLOW RESISTANCE OF A BODY IN A FLUID

#85
20120255152
2012-10-11

Surface flow enhancement device and method of using the same on a vehicle

#86
20120248072
2012-10-04

Plasma actuated vortex generators

#87
20120227453
2012-09-13

Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing same

#88
20120049008
2012-03-01

Passive robust flow control micro device

#89
20110274875
2011-11-10

PASSIVE DRAG MODIFICATION SYSTEM

#90
20110262705
2011-10-27

Microstructures for reducing noise of a fluid dynamic structure

#91
20110186685
2011-08-04

Thin-Film Composite Having Drag-Reducing Riblets and Method of Making the Same

#92
20110180146
2011-07-28

Microvanes for aircraft aft body drag reduction

#93
20110114794
2011-05-19

ENVIRONMENTAL COMPRESSION FOR FRICTION REDUCTION

#94
20110073710
2011-03-31

Structurally designed aerodynamic riblets

#95
20110042523
2011-02-24

Laminar flow surfaces with selected roughness distributions, and associated methods

#96
20100308177
2010-12-09

Plasma enhanced riblet

#97
20100288379
2010-11-18

Passive boundary layer control elements

#98
20100285278
2010-11-11

Friction resistance reducing layer

#99
20100282909
2010-11-11

Elastomeric riblets

#100
20100260614
2010-10-14

Wind turbine blade with submerged boundary layer control means comprising crossing sub-channels

#101
20100236637
2010-09-23

Surface Ventilator For A Compliant-Surface Flow-Control Device

#102
20100219296
2010-09-02

REDUCED DRAG SYSTEM FOR WINDMILLS, FANS, PROPELLERS, AIRFOILS, AND HYDROFOILS

#103
20100209257
2010-08-19

Wind turbine blade with submerged boundary layer control means

#104
20100187361
2010-07-29

Amorphous metal riblets

#105
20100187360
2010-07-29

Shape memory riblets

#106
20100187359
2010-07-29

Rigid tipped riblets

#107
20100159204
2010-06-24

Turbulence foil

#108
20100127125
2010-05-27

Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing same

#109
20100108813
2010-05-06

Micro-array surface for passive drag modification

#110
20090065650
2009-03-12

Dynamic roughness for aerodynamic applications

#111
20090065645
2009-03-12

Articles with reduced fluid dynamic drag

#112
20080265100
2008-10-30

Laminar flow surfaces with selected roughness distributions, and associated methods

#113
20080128561
2008-06-05

Active control of a body by altering surface drag

#114
20080128560
2008-06-05

System and method for deforming surfaces

#115
20080128027
2008-06-05

Active control of surface drag

#116
20080061192
2008-03-13

Method and apparatus for mitigating trailing vortex wakes of lifting or thrust generating bodies

#117
20070235590
2007-10-11

VORTEX GENERATOR

#118
20070194178
2007-08-23

Passive micro-roughness array for drag modification

#119
20070031639
2007-02-08

Articles having low wettability and methods for making

#120
20070018055
2007-01-25

Aerodynamically efficient surface

#121
20050003146
2005-01-06

Body with improved surface properties