- All sections
- A - Human necessities
- A47B - Tables; desks; office furniture; cabinets; drawers; general details of furniture
- A47B 57/44 - Cabinets, racks or shelf units, characterised by features for adjusting shelves or partitions with means for adjusting the height of detachable shelf supports consisting of screwbolts as connecting members
Patent holdings for IPC class A47B 57/44
Total number of patents in this class: 16
10-year publication summary
|
3
|
1
|
6
|
0
|
3
|
1
|
1
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Parallax Group International, LLC | 42 |
2 |
| Andrew L. KIRBY | 1 |
1 |
| Coulter Ventures, LLC | 439 |
1 |
| Hangzhou Great Star Industrial Co., Ltd. | 530 |
1 |
| Hangzhou Great Star Tools Co., Ltd. | 150 |
1 |
| Hannibal Industries, Inc | 3 |
1 |
| Maschinenfabrik Berthold Hermle AG | 19 |
1 |
| Opto International, Inc. | 11 |
1 |
| Rankam (China) Manufacturing Co. Ltd. | 9 |
1 |
| Solid Racks Pty Ltd | 2 |
1 |
| Steelcase Inc. | 1361 |
1 |
| Nedcon B.V. | 27 |
1 |
| Acetate International LLC | 63 |
1 |
| Kocher Regalbau GmbH | 1 |
1 |
| AR Shelving Sociedad Anonima | 2 |
1 |
| Other owners | 0 |