- All sections
- A - Human necessities
- A47B - Tables; desks; office furniture; cabinets; drawers; general details of furniture
- A47B 63/04 - Cabinets, racks or shelf units, specially adapted for storing books, documents, forms, or the like with a writing surface
Patent holdings for IPC class A47B 63/04
Total number of patents in this class: 3
10-year publication summary
|
0
|
0
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2
|
0
|
0
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1
|
1
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HNI Technologies Inc. | 307 |
1 |
| ZHU, Jianliang | 4 |
1 |
| Whiteway, Larry | 3 |
1 |
| Other owners | 0 |