- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 31/16 - Preparation of ion-exchanging materials from carbonaceous material
Patent holdings for IPC class C01B 31/16
Total number of patents in this class: 17
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| American Peat Technology, LLC | 28 |
2 |
| Samsung Electronics Co., Ltd. | 159473 |
1 |
| LG Chem, Ltd. | 17986 |
1 |
| United Technologies Corporation | 2213 |
1 |
| Board of Regents, The University of Texas System | 6187 |
1 |
| Shimadzu Corporation | 6380 |
1 |
| AAF-McQuay Inc. | 40 |
1 |
| The George Washington University | 459 |
1 |
| Georgetown University | 636 |
1 |
| Instalaciones Inabensa, S.A. | 7 |
1 |
| Kyushu University, National University Corporation | 1737 |
1 |
| Mitsubishi Corporation | 134 |
1 |
| Regents of the University of Minnesota | 2820 |
1 |
| Universidad Rey Juan Carlos | 38 |
1 |
| UT-Battelle, LLC | 1540 |
1 |
| UTC Power Corporation | 226 |
1 |
| Other owners | 0 |