- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 20/24 - Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
Patent holdings for IPC class B01J 20/24
Total number of patents in this class: 1120
10-year publication summary
|
92
|
91
|
93
|
113
|
94
|
102
|
90
|
103
|
93
|
56
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cytiva BioProcess R&D AB | 309 |
40 |
| Daicel Corporation | 2375 |
27 |
| Kaneka Corporation | 4566 |
21 |
| Pioneer Pet Products, LLC | 131 |
20 |
| 7905122 Canada Inc. | 26 |
11 |
| UPM-Kymmene Corporation | 938 |
10 |
| FUJIFILM Corporation | 29543 |
9 |
| Sartorius Stedim Biotech GmbH | 841 |
9 |
| The Procter & Gamble Company | 22000 |
8 |
| Kimberly-clark Worldwide, Inc. | 5453 |
8 |
| Hitachi Chemical Company, Ltd. | 2340 |
8 |
| Jiangnan University | 1538 |
8 |
| JNC Corporation | 1563 |
8 |
| Unicharm Corporation | 2881 |
8 |
| Baxter International Inc. | 2414 |
7 |
| Baxter Healthcare S.A. | 1838 |
7 |
| Daiki Co., Ltd. | 159 |
7 |
| Dexerials Corporation | 1937 |
7 |
| GP Cellulose GmbH | 88 |
7 |
| LG Chem, Ltd. | 17644 |
6 |
| Other owners | 884 |