Class A47C : CHAIRS
Subclass 1/03: Chairs adapted for special purposes (features relating to vertical adjustability A47C 3/2; convertible chairs A47C 13/00; chairs or personal conveyances specially adapted for patients or disabled persons A61G 3/00, A61G 5/00; operating chairs, dental chairs A61G 15/00) Reclining or easy chairs (supports for parts of body A47C 7/36, A47C 7/5, A47C 7/54) having independently-adjustable supporting parts the parts being arm-rests
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12004662 | System architecture for office productivity structure communications | Dec 05, 22 | Jun 11, 24 | MillerKnoll, Inc. |
| 11999487 | Aircraft seat with moveable armrest | Jun 09, 20 | Jun 04, 24 | Safran Seats GB Limited |
| 11986094 | Arm assembly for a chair | Jul 21, 21 | May 21, 24 | Formway Furniture Limited |
| 11912182 | Fixing device for an armrest of an automobile seat and automobile seats | Feb 19, 22 | Feb 27, 24 | Wonderland Switzerland AG |
| 11912183 | Shaft locking method using a gear rack and toothed locking lever | Oct 25, 21 | Feb 27, 24 | AMI Industries, Inc. |
| 11812871 | Chair with appendage accommodations | Mar 05, 21 | Nov 14, 23 | Buzz Seating, Inc. |
| 11813213 | Patient support apparatus | Jul 08, 22 | Nov 14, 23 | Stryker Corporation |
| 11805905 | Chair for active engagement of user | Nov 02, 22 | Nov 07, 23 | MillerKnoll, Inc. |
| 11800934 | Piece of furniture and method for assembling a piece of furniture | Jul 01, 20 | Oct 31, 23 | Hettich Franke GmbH & Co. KG |
| 11793311 | Dual motion sloped floor recline mechanism for a theater seat | Dec 20, 18 | Oct 24, 23 | VIP LUXURY SEATING LLC |
| 11787063 | Linear lock and adjustable arm support system | Sep 11, 20 | Oct 17, 23 | VERB SURGICAL INC. |
| 11723466 | Easily assembled chair armrest | Mar 07, 22 | Aug 15, 23 | ATEC INIERNATIONAL TEAM CO., LTD. |
| 11717089 | Multiple sitting position chair | Oct 19, 21 | Aug 08, 23 | LOST LUGGAGE ID LIMITED |
| 11672349 | Chair for supporting a person who is feeding a baby | May 26, 21 | Jun 13, 23 | Not available |
| 11653764 | Foldable multifunction chair | Apr 28, 20 | May 23, 23 | Not available |
| 11564496 | Interlockingly extending driving mechanism for electric sofa | Aug 31, 21 | Jan 31, 23 | DewertOkin Technology Group Co., Ltd. |
| 11517112 | Cam adjustment device for lifting and lowering armrest and chair having the same | Apr 12, 21 | Dec 06, 22 | ZHEJIANG MOTOSTUHL FURNITURE CO.,LTD |
| 11517113 | System architecture for office productivity structure communications | Aug 24, 20 | Dec 06, 22 | MillerKnoll, Inc. |
| 11510499 | Gaming chair | May 11, 20 | Nov 29, 22 | Wudi Industrial (Shanghai) Co., Ltd. |
| 11439239 | Backrest and chair | Oct 17, 19 | Sep 13, 22 | Okamura Corporation |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0180,772 | INTELLIGENT MASSAGE CHAIR | May 31, 21 | Jun 06, 24 | Shanghai Rongtai Health Technology Corporation Limited |
| 2024/0156,268 | WORKSTATION | Nov 14, 22 | May 16, 24 | Not available |
| 2021/0037,981 | DEVICE FOR ADJUSTING THE POSITION OF AN ARMREST OF A CHAIR | Aug 06, 20 | Feb 11, 21 | BRADO S.P.A. |
| 2020/0359,796 | PATIENT SUPPORT APPARATUS | Jun 02, 20 | Nov 19, 20 | Not available |
| 2020/0329,869 | Rotation Adjuster of Armrest | Apr 17, 19 | Oct 22, 20 | Not available |
| 2019/0257,336 | TELESCOPING MECHANISM | Jan 28, 19 | Aug 22, 19 | Not available |
| 2019/0059,590 | PATIENT SUPPORT APPARATUS | Sep 07, 18 | Feb 28, 19 | Not available |
| 2019/0029,427 | ARM REST FOR A PIECE OF SEATING FURNITURE | Jul 16, 18 | Jan 31, 19 | Interstuhl Bueromoebel GmbH & Co. KG |
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