- All sections
- D - Textilespaper
- D01B - Mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments, e.g. for spinning
- D01B 7/00 - Obtaining silk fibres or filaments
Patent holdings for IPC class D01B 7/00
Total number of patents in this class: 60
10-year publication summary
|
2
|
3
|
8
|
6
|
8
|
6
|
4
|
3
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Agriculture and Food Research Organization | 294 |
16 |
| Kowa Company, Ltd. | 1213 |
7 |
| Trustees of Tufts College | 918 |
5 |
| Massachusetts Institute of Technology | 10161 |
4 |
| Bolt Threads, Inc. | 163 |
3 |
| National University of Singapore | 2515 |
2 |
| Li Wan | 19 |
2 |
| Suzhou Duolilun Silk Co., Ltd | 6 |
2 |
| Agency for Science, Technology and Research | 3649 |
1 |
| American University in Cairo | 29 |
1 |
| Canon Virginia, Inc. | 139 |
1 |
| Cerapedics Inc. | 29 |
1 |
| National Institute of Agrobiological Sciences | 64 |
1 |
| Rowan University | 184 |
1 |
| Soochow University | 1748 |
1 |
| Tohoku University | 2848 |
1 |
| Universidad de Murcia | 104 |
1 |
| Yissum Research Development Company of The Hebrew University of Jerusalem Ltd. | 1346 |
1 |
| Caresilk srls | 2 |
1 |
| Shanghaitech University | 371 |
1 |
| Other owners | 7 |