- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 39/22 - Cellulose or wood; Derivatives thereof
Patent holdings for IPC class B01J 39/22
Total number of patents in this class: 15
10-year publication summary
|
1
|
2
|
2
|
0
|
3
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0
|
2
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0
|
2
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 5080 |
3 |
| JNC Corporation | 1527 |
2 |
| 3m Innovative Properties Company | 18406 |
1 |
| Uop LLC | 4083 |
1 |
| Council of Scientific & Industrial Research | 1397 |
1 |
| Donaldson Company, Inc. | 1513 |
1 |
| National University Corporation Kochi University | 96 |
1 |
| National University Corporation Kumamoto University | 371 |
1 |
| Tethis, Inc. | 22 |
1 |
| Zimmer Aktiengesellschaft | 21 |
1 |
| 3R VALO, S.E.C. | 9 |
1 |
| National Institutes for Quantum Science and Technology | 93 |
1 |
| Other owners | 0 |