- All sections
- D - Textilespaper
- D01C - Chemical or biological treatment of natural filamentary or fibrous material to obtain filaments or fibres for spinningcarbonising rags to recover animal fibres
- D01C 3/02 - De-gumming silk
Patent holdings for IPC class D01C 3/02
Total number of patents in this class: 31
10-year publication summary
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2
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1
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0
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2
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1
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4
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3
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2
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2
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2
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| 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 | 281 |
4 |
| Kowa Company, Ltd. | 1195 |
3 |
| Security Matters Ltd | 79 |
3 |
| Massachusetts Institute of Technology | 10013 |
2 |
| Achira Labs Pvt. Ltd. | 14 |
2 |
| Canon Virginia, Inc. | 136 |
2 |
| Orthox Limited | 10 |
2 |
| Soochow University | 1731 |
2 |
| Trustees of Tufts College | 859 |
2 |
| Yeda Research and Development Co. Ltd. | 1327 |
2 |
| American University in Cairo | 27 |
1 |
| The Chancellor, Masters and Scholars of The University of Oxford | 162 |
1 |
| Oxford Biomaterials Limited | 3 |
1 |
| Silk Therapeutics, Inc. | 5 |
1 |
| Morphomed GmbH | 2 |
1 |
| Evolved By Nature, Inc. | 114 |
1 |
| Wenzhou Muqing Biotechnology Co., Ltd | 2 |
1 |
| Other owners | 0 |