- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 39/18 - Macromolecular compounds
Patent holdings for IPC class B01J 39/18
Total number of patents in this class: 174
10-year publication summary
|
17
|
22
|
16
|
19
|
7
|
11
|
9
|
11
|
11
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 31882 |
9 |
| Organo Corporation | 483 |
9 |
| Lanxess Deutschland GmbH | 1110 |
6 |
| Dow Global Technologies LLC | 10413 |
5 |
| Evoqua Water Technologies LLC | 919 |
5 |
| W. L. Gore & Associates, Inc. | 2722 |
4 |
| Solventum Intellectual Properties Company | 3333 |
4 |
| 3m Innovative Properties Company | 17781 |
3 |
| Centre National de La Recherche Scientifique | 10531 |
3 |
| Rohm and Haas Company | 2900 |
3 |
| Saltworks Technologies Inc. | 95 |
3 |
| General Electric Company | 13859 |
2 |
| The Regents of the University of California | 20087 |
2 |
| Toray Industries, Inc. | 6978 |
2 |
| Mitsubishi Chemical Corporation | 4545 |
2 |
| University of Florida Research Foundation, Inc. | 4048 |
2 |
| Northwestern University | 3417 |
2 |
| Amogreentech Co., Ltd. | 617 |
2 |
| Compact Membrane Systems, Inc. | 52 |
2 |
| Cyclopure, Inc. | 28 |
2 |
| Other owners | 102 |