- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 39/20 - Macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
Patent holdings for IPC class B01J 39/20
Total number of patents in this class: 428
10-year publication summary
|
48
|
43
|
36
|
28
|
34
|
25
|
26
|
20
|
12
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30653 |
25 |
| FUJIFILM Manufacturing Europe B.V. | 221 |
24 |
| Agc, Inc. | 5626 |
22 |
| Organo Corporation | 544 |
20 |
| Ecolab USA Inc. | 5826 |
12 |
| Rohm and Haas Company | 2943 |
11 |
| Kurita Water Industries Ltd. | 1292 |
9 |
| 3m Innovative Properties Company | 17445 |
8 |
| Dow Global Technologies LLC | 11029 |
8 |
| Asahi Glass Company, Limited | 2599 |
8 |
| Asahi Kasei Kabushiki Kaisha | 2854 |
8 |
| Astom Corporation | 39 |
8 |
| Dionex Corporation | 340 |
6 |
| Saltworks Technologies Inc. | 100 |
6 |
| DDP Specialty Electronic Materials US 8 LLC | 140 |
6 |
| Vifor (International) Ltd. | 40 |
6 |
| Toray Industries, Inc. | 7145 |
5 |
| Ardelyx, Inc. | 119 |
5 |
| BL Technologies, Inc. | 840 |
5 |
| FUJIFILM Imaging Colorants Limited | 192 |
5 |
| Other owners | 221 |