ClassID:

16667

A61F2002/6664 - CPC Classification

Classification description:

Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents; Prostheses not implantable in the body; Artificial legs or feet or parts thereof; Feet; Ankle joints; Feet having a plate-like or strip-like spring element, e.g. an energy-storing cantilever spring keel Dual structures made of two connected cantilevered leaf springs

Recent Application in this class:
#1
20260137529
2026-05-21

PROSTHETIC FOOT WITH REMOVABLE FLEXIBLE MEMBERS

#2
20260076811
2026-03-19

PROSTHETIC FOOT COMPONENT

#3
20260060819
2026-03-05

PROSTHETIC FOOT WITH ENHANCED STABILITY AND ELASTIC ENERGY RETURN

#4
20260053645
2026-02-26

PROSTHETIC FOOT WITH SPACED SPRING ELEMENTS

#5
20250143895
2025-05-08

PROSTHETIC FOOT WITH ENHANCED STABILITY AND ELASTIC ENERGY RETURN

#6
20250134679
2025-05-01

PUMP SYSTEM

#7
20250127634
2025-04-24

PROSTHETIC FOOT WITH SPACED SPRING ELEMENTS

#8
20240423816
2024-12-26

ORTHOPEDIC SYSTEM AND PROSTHETIC FOOT HAVING SUCH AN ORTHOPEDIC SYSTEM

#9
20240382320
2024-11-21

MOUNTING BRACKET FOR CONNECTING A PROSTHETIC LIMB TO A PROSTHETIC FOOT

#10
20240207072
2024-06-27

Robust Adaptable Foot Prosthesis

#11
20230366442
2023-11-16

LEAF SPRING WITH HIGH RESOLUTION STIFFNESS CONTROL

#12
20230301804
2023-09-28

PROSTHETIC FOOT

#13
20230270573
2023-08-31

PUMP MECHANISM

#14
20230248549
2023-08-10

Method for adapting the heel height of a prosthetic foot

#15
20230064710
2023-03-02

PROSTHETIC FOOT WITH REMOVABLE FLEXIBLE MEMBERS

#16
20220273467
2022-09-01

Pump system

#17
20220273466
2022-09-01

MECHANICAL PROSTHETIC FOOT FOR MULTIPLE ACTIVITY LEVELS

#18
20220249260
2022-08-11

Prosthetic foot with enhanced stability and elastic energy return

#19
20220183863
2022-06-16

PROSTHETIC FOOT COMPONENT

#20
20220160522
2022-05-26

Computer-controlled ankle-foot prosthesis with series J-spring actuation

#21
20220062009
2022-03-03

Prosthetic foot with variable stiffness ankle

#22
20220039971
2022-02-10

PROSTHETIC FOOT

#23
20210369473
2021-12-02

Artificial foot

#24
20210307939
2021-10-07

Robust adaptable foot prosthesis

#25
20210307937
2021-10-07

Mounting bracket for connecting a prosthetic limb to a prosthetic foot

#26
20210228384
2021-07-29

LIGHTWEIGHT PROSTHETIC FOOT

#27
20210186715
2021-06-24

Prosthetic Foot Cover System

#28
20210128324
2021-05-06

MIDSTANCE PROSTHETIC FOOT

#29
20210113355
2021-04-22

Foot prosthesis with dynamic variable keel resistance

#30
20210077281
2021-03-18

Prosthetic feet having heel height adjustability

#31
20210015636
2021-01-21

Frictionless vertical suspension mechanism for prosthetic feet

#32
20210000618
2021-01-07

Tapered flex plate for prosthetic foot

#33
20200375763
2020-12-03

Shape optimization for prosthetic feet

#34
20200289294
2020-09-17

Pump mechanism

#35
20200289293
2020-09-17

Prosthesis

#36
20200281746
2020-09-10

Variable stiffness prosthetic foot

#37
20200179138
2020-06-11

PROSTHETIC FOOT WITH REINFORCED SPRING CONNECTION

#38
20200170808
2020-06-04

Method for adapting the heel height of a prosthetic foot

#39
20200129314
2020-04-30

Neural efferent and afferent control of spring equilibrium, damping, and power in backdrivable and non-backdrivable series-elastic actuators comprising variable series stiffness mechanisms

#40
20200121210
2020-04-23

Electromyography sensor

#41
20200000611
2020-01-02

Prosthetic foot with removable flexible members

#42
20190365546
2019-12-05

Pump system

#43
20190307581
2019-10-10

Pivot-flex foot

#44
20190224026
2019-07-25

Prosthetic foot with enhanced stability and elastic energy return

#45
20190209346
2019-07-11

PROSTHETIC FOOT DEVICE

#46
20190192315
2019-06-27

Vacuum system for a prosthetic foot

#47
20190192314
2019-06-27

COMPRESSION HEEL PROSTHETIC FOOT

#48
20190175366
2019-06-13

Biomimetic joint actuators

#49
20190142610
2019-05-16

Carbon fiber prosthetic foot

#50
20190060091
2019-02-28

Parallelogram load cell

#51
20190060090
2019-02-28

Apparatus and method for a prosthetic foot cover

#52
20190046335
2019-02-14

Prosthetic apparatus and method therefor

#53
20190015224
2019-01-17

Adjustable stiffness prosthetic foot

#54
20190000648
2019-01-03

Variable stiffness prosthetic foot

#55
20180369056
2018-12-27

Load bearing assistance apparatus for lower extremity orthotic or prosthetic devices

#56
20180360625
2018-12-20

Vacuum system for a prosthetic foot

#57
20180360624
2018-12-20

Frictionless vertical suspension mechanism for prosthetic feet

#58
20180296371
2018-10-18

Pump mechanism

#59
20180256369
2018-09-13

Prosthetic Foot With Programmable Movement

#60
20180256368
2018-09-13

Foot prosthesis with dynamic variable keel resistance

#61
20180207006
2018-07-26

Robust adaptable foot prosthesis

#62
20180153713
2018-06-07

Biomimetic joint actuators

#63
20180153712
2018-06-07

Prosthetic feet having heel height adjustability

#64
20180098863
2018-04-12

Prosthetic foot with modular construction

#65
20180085237
2018-03-29

Ankle-foot prosthesis device

#66
20180042737
2018-02-15

Mounting bracket for connecting a prosthetic limb to a prosthetic foot

#67
20170304082
2017-10-26

Prosthetic foot device

#68
20170296362
2017-10-19

Carbon fiber prosthetic foot with hollow cross sections

#69
20170181871
2017-06-29

Prosthetic device, system and method for increasing vacuum attachment

#70
20170128236
2017-05-11

Prosthetic foot, system of a prosthetic foot and a shoe, and method for adapting the heel height of a prosthetic foot

#71
20170112640
2017-04-27

Prosthetic foot with enhanced stability and elastic energy return

#72
20170100263
2017-04-13

METHOD FOR PRODUCING AN ARTIFICIAL FOOT

#73
20170056210
2017-03-02

Pump system

#74
20160287414
2016-10-06

Parallelogram load cell

#75
20160287413
2016-10-06

COMPRESSION HEEL PROSTHETIC FOOT

#76
20160287412
2016-10-06

Prosthetic ankle module

#77
20160199202
2016-07-14

Pump mechanism

#78
20160175119
2016-06-23

Prosthetic foot with programmable movement

#79
20160158030
2016-06-09

Prosthetic foot

#80
20160100960
2016-04-14

COMPRESSION HEEL PROSTHETIC FOOT

#81
20160081821
2016-03-24

Variable stiffness prosthetic foot

#82
20160067060
2016-03-10

Prosthetic foot with modular construction

#83
20160051381
2016-02-25

Dorsi-plantar prosthetic ankle module

#84
20160030202
2016-02-04

Actuator control system and related methods

#85
20150289996
2015-10-15

Adjustable length prosthetic foot

#86
20150282954
2015-10-08

Prosthetic device, system and method for increasing vacuum attachment

#87
20150265427
2015-09-24

Biomimetic joint actuators

#88
20150265425
2015-09-24

System for powered ankle-foot prosthesis with active control of dorsiflexion-plantarflexion and inversion-eversion

#89
20150250623
2015-09-10

Frictionless vertical suspension mechanism for prosthetic feet

#90
20150238331
2015-08-27

Prosthetic device, system and method for increasing vacuum attachment

#91
20150190247
2015-07-09

Artificial foot and method for controlling the movement thereof

#92
20150148913
2015-05-28

Prosthetic foot with modular construction

#93
20150088270
2015-03-26

Prosthetic foot

#94
20150025654
2015-01-22

Low profile prosthetic foot

#95
20150018976
2015-01-15

Prosthetic foot with modular construction

#96
20140330393
2014-11-06

Quasi-active prosthetic joint system

#97
20140243998
2014-08-28

Prosthetic energy storing and releasing apparatus

#98
20140243997
2014-08-28

Prosthetic foot with enhanced stability and elastic energy return

#99
20140222167
2014-08-07

Hydraulic prosthetic ankle

#100
20140058530
2014-02-27

Prosthetic foot structure

#101
20140046456
2014-02-13

Compression Heel Prosthetic Foot

#102
20140039642
2014-02-06

Prosthetic ankle module

#103
20130331953
2013-12-12

Prosthetic foot

#104
20130289742
2013-10-31

Prosthetic device, system and method for increasing vacuum attachment

#105
20130289741
2013-10-31

Prosthetic device, system and method for increasing vacuum attachment

#106
20130261767
2013-10-03

Foot prosthesis

#107
20130110258
2013-05-02

Low profile prosthetic foot

#108
20130073056
2013-03-21

Dorsi-plantar prosthetic ankle module

#109
20130066439
2013-03-14

Prosthetic foot

#110
20130030549
2013-01-31

Leg Prosthesis

#111
20130024008
2013-01-24

SHOE FOR PROSTHETIC FEET

#112
20120283845
2012-11-08

Biomimetic joint actuators

#113
20120209406
2012-08-16

Foot Plate Device for An Artificial Foot

#114
20120185052
2012-07-19

Articulated prosthesis or orthosis joint

#115
20120179274
2012-07-12

BIFURCATED, MULTI-PURPOSE PROSTHETIC FOOT

#116
20120046760
2012-02-23

Foot prosthesis

#117
20110276149
2011-11-10

Low profile prosthetic foot

#118
20110230976
2011-09-22

Method for producing an artificial foot

#119
20110213471
2011-09-01

Prosthetic foot with a curved split

#120
20110107581
2011-05-12

Divided-end artificial limb

#121
20110071650
2011-03-24

Resilient prosthetic and orthotic components which incorporate a plurality of sagittally oriented struts

#122
20100042228
2010-02-18

Prosthetic foot

#123
20100023135
2010-01-28

High-performance multi-component prosthetic foot

#124
20090012630
2009-01-08

Artificial foot

#125
20080281436
2008-11-13

Prosthetic foot with tunable performance

#126
20080228288
2008-09-18

Composite Prosthetic Foot

#127
20080183302
2008-07-31

Prosthetic foot with tunable performance

#128
20080183301
2008-07-31

Prosthetic foot with energy transfer

#129
20080167731
2008-07-10

Prosthetic foot with longer upper forefoot and shorter lower forefoot

#130
20070027557
2007-02-01

Low profile prosthetic foot

#131
20060241783
2006-10-26

Variable resistance cell

#132
20060229736
2006-10-12

Prosthetic foot with energy transfer

#133
20060178754
2006-08-10

Prosthetic foot with tunable performance and improved vertical load/shock absorption

#134
20060069450
2006-03-30

Lower leg prosthesis with improved roll over

#135
20060041321
2006-02-23

Prosthetic foot with an adjustable ankle and method

#136
20060030950
2006-02-09

Prosthetic foot with tunable performance

#137
20060004467
2006-01-05

Low profile active shock module prosthesis

#138
20050216098
2005-09-29

Variable resistance cell

#139
20050203640
2005-09-15

Prosthetic foot with a resilient ankle

#140
20050187640
2005-08-25

Prosthetic foot with cam

#141
20050177250
2005-08-11

Prosthetic foot with tunable performance

#142
20050119763
2005-06-02

Prosthetic foot with an adjustable ankle and method

#143
20050085926
2005-04-21

Prosthetic foot with an adjustable ankle and method

#144
20050071017
2005-03-31

Low profile active shock module prosthesis

#145
20050060045
2005-03-17

Multi-axial prosthetic foot

#146
20050049721
2005-03-03

Prosthetic foot

#147
20050038524
2005-02-17

Low profile prosthetic foot

#148
20050033451
2005-02-10

Prosthetic foot

#149
20050033450
2005-02-10

Prosthetic foot with a resilient ankle

#150
20050016572
2005-01-27

Mobility assistance apparatus and method

#151
16428615
2025-09-16

Prosthetic feet with increased flexibility to accommodate different heel heights

#152
13200689
2014-07-08

Lower limb prosthetic device with a wave spring