- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 41/13 - Macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds
Patent holdings for IPC class B01J 41/13
Total number of patents in this class: 156
10-year publication summary
|
8
|
22
|
14
|
13
|
23
|
15
|
15
|
12
|
11
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evonik Operations GmbH | 4166 |
7 |
| Dionex Corporation | 326 |
6 |
| Uop LLC | 4249 |
5 |
| The Trustees of the University of Pennsylvania | 4342 |
4 |
| BL Technologies, Inc. | 836 |
4 |
| Lanxess Deutschland GmbH | 1110 |
4 |
| Dankook University Cheonan Campus Industry Academic Cooperation Foundation | 108 |
4 |
| Cytiva BioProcess R&D AB | 309 |
4 |
| The Regents of the University of California | 20087 |
3 |
| Georgia Tech Research Corporation | 2762 |
3 |
| Between Lizenz GMBH | 6 |
3 |
| Kurita Water Industries Ltd. | 1204 |
3 |
| Promerus, LLC | 143 |
3 |
| Takahata Precision Co., Ltd. | 44 |
3 |
| USA Fortescue IP, Inc. | 45 |
3 |
| 3m Innovative Properties Company | 17781 |
2 |
| Merck Patent GmbH | 5768 |
2 |
| Massachusetts Institute of Technology | 10110 |
2 |
| Toray Industries, Inc. | 6978 |
2 |
| Daihatsu Motor Co., Ltd. | 136 |
2 |
| Other owners | 87 |