- All sections
- A - Human necessities
- A47C - Chairssofasbeds
- A47C 23/053 - Attachment or interconnection of springs in frames or in spring units
Patent holdings for IPC class A47C 23/053
Total number of patents in this class: 15
10-year publication summary
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0
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0
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1
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0
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0
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0
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0
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0
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0
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4
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| New-Tec Integration (Xiamen) Co., Ltd. | 320 |
5 |
| L & P Property Management Company | 932 |
2 |
| Agro Holding GmbH | 29 |
1 |
| France Bed Co., Ltd. | 17 |
1 |
| Mantzis Holdings Pty Ltd. | 11 |
1 |
| Mattress Development Company | 1 |
1 |
| Pranasleep, LLC | 6 |
1 |
| Sealy Technology LLC | 357 |
1 |
| You Bed AB | 7 |
1 |
| Grandi-one Furniture Co., Ltd. | 4 |
1 |
| Other owners | 0 |