Patents-Review.com
ClassID:

9719 ⎘

A47C7/44 - CPC Classification

Classification description:

Parts, details, or accessories of chairs or stools; Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame

Sub-classes:
Recent Application in this class:
#1
20260007239
2026-01-08

CHAIR

 #2
20260000206
2026-01-01

CHAIR INCLUDING A LEAF SPRING IN CONTACT WITH A LINKAGE TO PROVIDE RESISTANCE TO TILTING OF A BACKREST OF THE CHAIR

 #3
20250248525
2025-08-07

ADJUSTABLE MULTI-USE CHAIR

 #4
20250221538
2025-07-10

CHAIR

 #5
20250204687
2025-06-26

BODY SUPPORT STRUCTURE

 #6
20250194805
2025-06-19

CENTRAL UNIT FOR A CHAIR

 #7
20250127305
2025-04-24

BODY SUPPORT ASSEMBLY AND METHODS FOR THE USE AND ASSEMBLY THEREOF

 #8
20250107623
2025-04-03

ROLLING ROCKER

 #9
20250049218
2025-02-13

CHAIR ARM ASSEMBLY

 #10
20250009133
2025-01-09

VIBRATION SEAT

 #11
20240389755
2024-11-28

CHAIR

 #12
20240335044
2024-10-10

FURNITURE ASSEMBLY AND SYSTEMS

 #13
20240268560
2024-08-15

CHAIR INCLUDING A LEAF SPRING IN CONTACT WITH A LINKAGE TO PROVIDE RESISTANCE TO TILTING OF A BACKREST OF THE CHAIR

 #14
20240260757
2024-08-08

STOWAWAY COMPACT ROCKER

 #15
20240215728
2024-07-04

ROCKING CHAIR

 #16
20240156265
2024-05-16

SEATING STRUCTURE HAVING A SUPPORT POCKET

 #17
20240138573
2024-05-02

Body support structure

 #18
20240122354
2024-04-18

CHAIR WITH DYNAMIC MOTION FEATURES

 #19
20240108137
2024-04-04

STADIUM SEAT

 #20
20240099464
2024-03-28

Chair and Components

 #21
20240074586
2024-03-07

Body support assembly and methods for the use and assembly thereof

 #22
20240023717
2024-01-25

Compliant backrest

 #23
20240008651
2024-01-11

Seating arrangement

 #24
20240000235
2024-01-04

Chair having a leaf spring with a working length that shortens to increase resistance to tilting of a backrest relative to a column

 #25
20230380596
2023-11-30

CHAIR

 #26
20230363542
2023-11-16

Chair having at least three different components that move together when a weight is applied to the seat, the chair also including a leaf spring in direct contact with the linkage to provide resistance to tilting of a backrest of the chair

 #27
20230346127
2023-11-02

Chair having a leaf spring in contact with a linkage to provide a resistance to tilting of a backrest of the chair relative to a column of the chair

 #28
20230284784
2023-09-14

Chair with a tilting backrest

 #29
20230240447
2023-08-03

Reconfigurable apparatus having a leaf spring with a working length that shortens to increase resistance to tilting of a backrest relative to a column, and process for assembling the reconfigurable apparatus

 #30
20230232990
2023-07-27

CHAIR

 #31
20230180936
2023-06-15

Chair having a leaf spring with a fulcrum point that moves to shorten a working length of the leaf spring and increase resistance to tilting of a backrest portion of the chair relative to a column portion of the chair

 #32
20230165376
2023-06-01

Compliant backrest

 #33
20230157452
2023-05-25

Seating device with a reclining function

 #34
20230040114
2023-02-09

Mesh chair with full lumbar back support

 #35
20220386777
2022-12-08

Chair with a flexible backrest

 #36
20220378210
2022-12-01

Chair chassis and chair

 #37
20220378208
2022-12-01

Tiltable chair

 #38
20220369817
2022-11-24

Chair arm assembly

 #39
20220338637
2022-10-27

Seating arrangement

 #40
20220295996
2022-09-22

Chair with pivoting seat and backrest

 #41
20220295995
2022-09-22

Therapeutic back support and stabilization

 #42
20220287466
2022-09-15

Body support assembly and methods for the use and assembly thereof

 #43
20220248853
2022-08-11

Chair

 #44
20220232981
2022-07-28

Multi-gear supporting and adjustment mechanism, and adjustable seat

 #45
20220225773
2022-07-21

Stowaway compact rocker

 #46
20220183470
2022-06-16

Compliant backrest

 #47
20220167748
2022-06-02

CHAIR HAVING OPEN SHOULDER BACKREST

 #48
20220167747
2022-06-02

Body support assembly and methods for the use and assembly thereof

 #49
20220142369
2022-05-12

Tilt locking device

 #50
20220125205
2022-04-28

Multiple sitting position chair

 #51
20220039557
2022-02-10

CHAIR BACKREST SWING STRUCTURE

 #52
20220031073
2022-02-03

Chair

 #53
20210368984
2021-12-02

Chair and components

 #54
20210298484
2021-09-30

Seating arrangement

 #55
20210227981
2021-07-29

Chair assembly with upholstery covering

 #56
20210204699
2021-07-08

Body support assembly and methods for the use and assembly thereof

 #57
20210186218
2021-06-24

CHAIR WITH FLEXIBLE LUMBAR SUPPORT

 #58
20210169225
2021-06-10

Apparatus with weight responsive changeable adjusting characteristics

 #59
20210137271
2021-05-13

Chair and components

 #60
20210093092
2021-04-01

Compliant backrest

 #61
20210085085
2021-03-25

THERAPEUTIC BACK SUPPORT AND STABILIZATION

 #62
20210037977
2021-02-11

Load support structure

 #63
20210022509
2021-01-28

Chair frame with injection molded foam padding

 #64
20210007493
2021-01-14

Flexible backrest for a folding chair, and folding chair comprising this backrest

 #65
20200383478
2020-12-10

Tilting chair

 #66
20200375365
2020-12-03

Seat module

 #67
20200367654
2020-11-26

Chair assembly with upholstery covering

 #68
20200352337
2020-11-12

Seating assembly for improved seating, ergonomic chairs or wheelchairs

 #69
20200352335
2020-11-12

Chair, particularly conference or office chair, and method for manufacturing a chair

 #70
20200345142
2020-11-05

Chair assembly with upholstery covering

 #71
20200245769
2020-08-06

Chair having open shoulder backrest

 #72
20200245768
2020-08-06

Posture adaptive work chair

 #73
20200237095
2020-07-30

Seat module and tilt mechanism

 #74
20200196763
2020-06-25

Chair

 #75
20200170412
2020-06-04

Chair frame with injection molded foam padding

 #76
20200138195
2020-05-07

Load support structure

 #77
20200115058
2020-04-16

Supplemental recline panel for aircraft cabin attendant seat

 #78
20200085194
2020-03-19

Chair, particularly conference or office chair, and method for manufacturing a chair

 #79
20200037766
2020-02-06

Backrest device

 #80
20200029695
2020-01-30

Chair

 #81
20190374035
2019-12-12

Chair frame with injection molded foam padding

 #82
20190365108
2019-12-05

Seating arrangement

 #83
20190365102
2019-12-05

Rotatable chair back

 #84
20190313802
2019-10-17

Ergonomic chair

 #85
20190313801
2019-10-17

Therapeutic back support and stabilization

 #86
20190274433
2019-09-12

Apparatus with weight responsive changeable adjusting characteristics

 #87
20190216224
2019-07-18

Chair with activated back flex

 #88
20190167007
2019-06-06

Compliant backrest

 #89
20190133326
2019-05-09

Control assembly for chair

 #90
20190133323
2019-05-09

Chair arm assembly

 #91
20190133322
2019-05-09

Chair assembly with upholstery covering

 #92
20190045934
2019-02-14

Chairs including flexible frames

 #93
20180317658
2018-11-08

Load support structure

 #94
20180305022
2018-10-25

Seat support system

 #95
20180271292
2018-09-27

Chair

 #96
20180213939
2018-08-02

Item of seating furniture, in particular an office chair

 #97
20180161232
2018-06-14

Piston actuated lumbar stimulation device for a chair

 #98
20180160813
2018-06-14

Control assembly for chair

 #99
20180103759
2018-04-19

Chair arm assembly

 #100
20180042384
2018-02-15

Chair assembly with upholstery covering

 #101
20180008046
2018-01-11

Reaction force mechanism and chair using same

 #102
20170354254
2017-12-14

Chair with articulating backrest

 #103
20170290433
2017-10-12

Office, work and leisure chair and retrofit kit for a chair or a seat surface for causing subliminal movements of the person sitting thereon

 #104
20170290432
2017-10-12

Office, work and leisure chair and retrofit kit for a chair or a seat surface for causing subliminal movements of the person sitting thereon

 #105
20170273462
2017-09-28

Back Adjusting and Positioning Structure of Chair

 #106
20170273461
2017-09-28

Chair back

 #107
20170258232
2017-09-14

Thermoplastic chair flexor

 #108
20170258231
2017-09-14

Chair and supports

 #109
20170245642
2017-08-31

Chair assembly with upholstery covering

 #110
20170231395
2017-08-17

Backrest for an office chair

 #111
20170224119
2017-08-10

Conforming back for a seating unit

 #112
20170156501
2017-06-08

Lumbar stimulation device for a chair

 #113
20170095087
2017-04-06

Chair with a tilting backrest

 #114
20170079439
2017-03-23

Chair

 #115
20170042333
2017-02-16

Back support cushion device for chair

 #116
20170035204
2017-02-09

Chair with back tilt adjustment structure

 #117
20170007022
2017-01-12

Chair back mechanism and control assembly

 #118
20160374475
2016-12-29

Back support

 #119
20160367029
2016-12-22

Control assembly for chair

 #120
20160360891
2016-12-15

Flexible chair

 #121
20160353896
2016-12-08

Chair with activated back flex

 #122
20160353891
2016-12-08

Chair assembly

 #123
20160324320
2016-11-10

Chair arm assembly

 #124
20160309901
2016-10-27

Chair assembly with upholstery covering

 #125
20160302578
2016-10-20

Nosemount seating system

 #126
20160296026
2016-10-13

Seating arrangement

 #127
20160255960
2016-09-08

Chair with elastically-deformable seat and/or backrest

 #128
20160255959
2016-09-08

Height adjusting mechanism and stool for dental practitioner

 #129
20160249739
2016-09-01

Chair having synchronized backrest and seat movements

 #130
20160235206
2016-08-18

CHAIR WITH A TILTING SEAT

 #131
20160235205
2016-08-18

Mechanism for an office chair

 #132
20160220025
2016-08-04

Chair with seat and backrest movable in a synchronized way

 #133
20160206105
2016-07-21

Backrest or seating element

 #134
20160192782
2016-07-07

Chassis of swivel chair

 #135
20160166065
2016-06-16

Therapeutic back support and stabilization

 #136
20160157615
2016-06-09

CHAIR WITH ELASTICALLY-DEFORMABLE SEAT AND BACKREST

 #137
20160143443
2016-05-26

Recline adjustment system for chair

 #138
20160135603
2016-05-19

CHAIR

 #139
20160100691
2016-04-14

Chair

 #140
20160095443
2016-04-07

Chair

 #141
20160066695
2016-03-10

ELASTIC BELT CHAIR REST PART

 #142
20160029801
2016-02-04

Office chair

 #143
20160015179
2016-01-21

Chair

 #144
20150351552
2015-12-10

CHAIR WITH FLEX MEMBER

 #145
20150296989
2015-10-22

Flex lumbar support

 #146
20150289654
2015-10-15

Multifunction control device

 #147
20150250319
2015-09-10

Chair and supports

 #148
20150245714
2015-09-03

Seat with relative synchronous displacement between back incline and seat incline

 #149
20150238016
2015-08-27

Load support structure

 #150
20150230615
2015-08-20

Flexible back chair with spring can assembly

 #151
20150216311
2015-08-06

Seating structure with a contoured flexible backrest

 #152
20150196127
2015-07-16

Seating system and arrangement thereof

 #153
20150182026
2015-07-02

One-piece office chair with an adjusting apparatus

 #154
20150164232
2015-06-18

Chair having a dynamically-flexible back and seat

 #155
20150164231
2015-06-18

Chair with a tilting backrest

 #156
20150164230
2015-06-18

Chair assembly with upholstery covering

 #157
20150091353
2015-04-02

Chair, especially, office chair

 #158
20150091350
2015-04-02

Conforming back for a seating unit

 #159
20150035332
2015-02-05

Chair with a pivoting backrest

 #160
20150015052
2015-01-15

Chair back with lumbar and pelvic supports

 #161
20140292052
2014-10-02

Chair and supports

 #162
20140265493
2014-09-18

Chair with activated back flex

 #163
20140183915
2014-07-03

Flexible back support member with integrated recline stop notches

 #164
20140152064
2014-06-05

Item of seating furniture, in particular office chair

 #165
20140117732
2014-05-01

Seat back, seating apparatus and method

 #166
20140097655
2014-04-10

Therapeutic back support and stabilization

 #167
20140084653
2014-03-27

Chair having a dynamically-flexible back and seat

 #168
20140077574
2014-03-20

Backrest mechanism for chair

 #169
20140062154
2014-03-06

Resilient chair incorporating multiple flex zones

 #170
20130300079
2013-11-14

Reclining loop frame stacking / swivel chair

 #171
20130187422
2013-07-25

CHAIR HAVING FLEXIBILITY BETWEEN SEAT AND BACK

 #172
20130181372
2013-07-18

Manufacturing process for forming a chair back

 #173
20130127219
2013-05-23

Seat Having A Backrest Which Can Be Adjusted To Form A Precurved Deformation

 #174
20130113249
2013-05-09

Smart seating chair with IC controls, electronic sensors, and wired and wireless data and power transfer capabilities

 #175
20130082499
2013-04-04

Chair

 #176
20130038110
2013-02-14

Flexible back support member with integrated recline stop notches

 #177
20130020849
2013-01-24

Resilient leaning position-restoring device for height-adjustable chair back of office chair

 #178
20130019540
2013-01-24

Nosemount seating system

 #179
20130001994
2013-01-03

Chair with a Resilient Back

 #180
20120274119
2012-11-01

Chair back with lumbar and pelvic supports

 #181
20120228911
2012-09-13

Chair with tilting backrest

 #182
20120091774
2012-04-19

Chair with tiltable back

 #183
20120007400
2012-01-12

Seating structure with a contoured flexible backrest

 #184
20110304183
2011-12-15

Article of furniture

 #185
20110175423
2011-07-21

Load support structure

 #186
20100323861
2010-12-23

Total abs office chair

 #187
20100072799
2010-03-25

Conforming back for a seating unit

 #188
20100001567
2010-01-07

Therapeutic back support and stabilization

 #189
20090295209
2009-12-03

Seat With Pivoting Backrest

 #190
20090261644
2009-10-22

CHAIR

 #191
20090256407
2009-10-15

Chair back with lumbar and pelvic supports

 #192
20090195043
2009-08-06

CHAIR

 #193
20090127914
2009-05-21

Backrest device in a chair

 #194
20090102268
2009-04-23

Load support structure

 #195
20090066134
2009-03-12

Permanent contact mechanism

 #196
20090058160
2009-03-05

Seating with shape-changing back support frame

 #197
20080231095
2008-09-25

Chair

 #198
20080179929
2008-07-31

Chair back with lumbar and pelvic supports

 #199
20070228791
2007-10-04

Ergonomic systems and devices

 #200
20070138851
2007-06-21

Ergonomic chair backrest

 #201
20070057550
2007-03-15

Chair back with lumbar and pelvic supports

 #202
20060202535
2006-09-14

Seating with shape-changing back support frame

 #203
20060202534
2006-09-14

Seating with shape-changing back support frame

 #204
20060103198
2006-05-18

Music posture chairs

 #205
20050161990
2005-07-28

Chair with tiltable backrest

 #206
20050006936
2005-01-13

Reclinable chair mechanism

 #207
19360981
2026-05-12

Portable rocking chair

 #208
18939736
2025-02-18

Flex-back banquet chair

 #209
15091760
2018-11-13

Student desk for brain based movement

 #210
15062254
2017-08-01

Chair backrest panel positioning device

 #211
14677104
2015-10-27

One-piece office chair in three dimensions

 #212
14531196
2016-01-19

Chair with improved waist bearing power

 #213
14088694
2015-09-22

Seating

 #214
14029189
2016-11-01

Systems and methods for providing ergonomic exercise chairs