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  1. Technology classes
  2. /A · Human necessities
  3. /A47 · Furniture
  4. /A47C · Chairs
  5. /A47C 4/00 · Foldable, collapsible or dismountable chairs
  6. /A47C 4/28 · Folding chairs with flexible coverings for the seat or back elements
  7. /A47C 4/32 · Having a frame made of wood or plastics
  8. /A47C 4/34 · With legs pivotably connected to seat or underframe
  9. /A47C 4/36
A47C 4/36

Of adjustable type

Official title: of adjustable type (A47C4/38 takes precedence)

A47C4/36 (Of adjustable type) appears on 6 US grants and 8 published applications in this corpus.

Search patents in A47C

Where it sits

  1. AHuman necessities
  2. A47Furniture
  3. A47CChairs
  4. A47C 4/00Foldable, collapsible or dismountable chairs
  5. A47C 4/28Folding chairs with flexible coverings for the seat or back elements
  6. A47C 4/32Having a frame made of wood or plastics
  7. A47C 4/34With legs pivotably connected to seat or underframe
  8. A47C 4/36Of adjustable type
Granted patents
6
Published applications
8
Assignees
4
Inventors
16
Latest grant
29 Oct 2024

Filings by year

Granted patentsPublished applications
A47C 4/36: granted patents and published applications per publication year
YearGranted patentsPublished applications
200610
200701
200800
200900
201000
201100
201200
201300
201400
201500
201600
201700
201800
201900
202011
202101
202211
202311
202420
202501
202602

200620162026

By publication year. 2026 runs to 8 Oct.

Recent patents

  • Foldable chair frame and foldable chair29 Oct 2024US 12,127,687 B1Ninghai Jiarun Hardware Co., Ltd.
  • Chair26 Mar 2024US 11,937,710 B2Sunflow, Inc.
  • Chair25 Apr 2023US 11,633,044 B2Sunflow, Inc.
  • Sunshade for a chair1 Feb 2022US 11,234,527 B2Sunflow, Inc.
  • Chair28 Apr 2020US 10,631,651 B1Sunflow, Inc.
  • System and methods for adjusting chair position30 Jul 2026US 2026/0215587 A1Lost Winds Collective PBC
  • System and methods for use of replaceable chair cover23 Jul 2026US 2026/0206973 A1Lost Winds Collective PBC
  • Foldable recliner30 Jan 2025US 2025/0031850 A1Changzhou Qiaoyu Travel Products Co., Ltd.
  • Chair20 Jul 2023US 2023/0225514 A1Sunflow, Inc.
  • Chair14 Apr 2022US 2022/0110452 A1Sunflow, Inc.

Most cited

By later US patents
  • Chair26US 10,631,651 B1Sunflow, Inc. · 2020
  • Foldable chair13US 7,147,277 B12006
  • Sunshade for a chair7US 11,234,527 B2Sunflow, Inc. · 2022
  • Foldable chair frame and foldable chair7US 12,127,687 B1Ninghai Jiarun Hardware Co., Ltd. · 2024
  • Chair3US 11,633,044 B2Sunflow, Inc. · 2023

Top assignees

Documents
  • SSunflow, Inc.7
  • LWLost Winds Collective PBC2
  • CQChangzhou Qiaoyu Travel Products Co., Ltd.1
  • NJNinghai Jiarun Hardware Co., Ltd.1

Often classified with

  • F16BDevices for fastening or securing constructional elements or machine parts together7
  • A61GTransport, personal conveyances or accommodation specially adapted for patients or disabled persons1
  • F16MFrames, casings or beds of engines, machines or apparatus, not specific to1

Documents that also carry the other class.

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