- All sections
- B - Performing operations; transporting
- B21F - Working or processing of metal wire
- B21F 27/16 - Making special types or portions of network by methods or means specially adapted therefor for spring mattresses
Patent holdings for IPC class B21F 27/16
Total number of patents in this class: 25
10-year publication summary
|
3
|
2
|
1
|
5
|
1
|
6
|
2
|
2
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L & P Property Management Company | 970 |
9 |
| Spühl GmbH | 36 |
5 |
| NV Bekaert SA | 750 |
2 |
| Umit Elektronik Makina Sanayi ve Ticaret A.S. | 3 |
2 |
| Harrison Spinks Components Limited | 18 |
1 |
| Spuhl AG | 12 |
1 |
| HS Products Ltd. | 34 |
1 |
| Gestarsic, S.L. | 2 |
1 |
| Macao Commercial & Industrial Spring Mattress Manufacturer Macao TAIWA Machinery | 1 |
1 |
| Mattress Production Technology Group Limited | 1 |
1 |
| Zhejiang Huajian Intelligent Equipment Ltd. | 11 |
1 |
| Other owners | 0 |