- All sections
- D - Textilespaper
- D04H - Making textile fabrics, e.g. from fibres or filamentary materialfabrics made by such processes or apparatus, e.g. felts, non-woven fabricscotton-woolwadding
- D04H 1/09 - Silk
Patent holdings for IPC class D04H 1/09
Total number of patents in this class: 6
10-year publication summary
|
2
|
0
|
0
|
1
|
0
|
2
|
0
|
0
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sericyne | 2 |
2 |
| Duke University | 3185 |
1 |
| Nihon Tokushu Toryo Co., Ltd. | 23 |
1 |
| UMC Utrecht Holding B.V. | 215 |
1 |
| Nefila Ltd. | 2 |
1 |
| Other owners | 0 |