- All sections
- A - Human necessities
- A47B - Tables; desks; office furniture; cabinets; drawers; general details of furniture
- A47B 57/22 - Cabinets, racks or shelf units, characterised by features for adjusting shelves or partitions with means for adjusting the height of the shelves consisting of tongues, pins or similar projecting means coacting with openings characterised by shape or orientation of opening, e.g. keyhole-shaped
Patent holdings for IPC class A47B 57/22
Total number of patents in this class: 24
10-year publication summary
|
1
|
3
|
1
|
3
|
5
|
3
|
2
|
0
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Spaceguard Products, Inc. | 12 |
6 |
| Link The Cube GmbH | 2 |
2 |
| Austin Hardware and Supply, Inc. | 21 |
1 |
| Cannon Equipment LLC | 25 |
1 |
| E-Make Co., Ltd. | 17 |
1 |
| Edsal Manufacturing Co., Inc. | 16 |
1 |
| Effegi Brevetti S.r.l. | 26 |
1 |
| Hangzhou Great Star Industrial Co., Ltd. | 530 |
1 |
| Hangzhou Great Star Tools Co., Ltd. | 150 |
1 |
| Protrend Co., Ltd. | 11 |
1 |
| SPG International LLC | 78 |
1 |
| Affinity Hardware Co., Ltd. | 4 |
1 |
| LEGO A/S | 479 |
1 |
| GEMA s.r.l. | 13 |
1 |
| Kico SRL | 3 |
1 |
| Superior Racking & Equipment Pty Ltd | 1 |
1 |
| Speedrack Co., Ltd. | 13 |
1 |
| AR Shelving Sociedad Anonima | 2 |
1 |
| Other owners | 0 |