- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/36 - Reactivation or regeneration
Patent holdings for IPC class C01B 32/36
Total number of patents in this class: 32
10-year publication summary
|
1
|
5
|
2
|
5
|
5
|
6
|
1
|
0
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evoqua Water Technologies LLC | 904 |
4 |
| West Virginia University Research Corporation | 20 |
4 |
| China Petroleum and Chemical Corporation | 12 |
2 |
| Kuraray Co., Ltd. | 3468 |
2 |
| Battelle Memorial Institute | 2420 |
1 |
| Absolent AB | 30 |
1 |
| Aramco Services Company | 3771 |
1 |
| Board of Trustees of Michigan State University | 1159 |
1 |
| Ceracomp Co., Ltd. | 24 |
1 |
| JX Nippon Mining & Metals Corporation | 1523 |
1 |
| King Fahd University of Petroleum & Minerals | 165 |
1 |
| Ovivo Inc. | 148 |
1 |
| Saudi Arabian Oil Company | 12509 |
1 |
| Singapore University of Technology and Design | 209 |
1 |
| Titan Clean Energy Projects Corporation | 17 |
1 |
| Universidad de Alicante | 213 |
1 |
| The Board of Regents of the University of Texas System | 2134 |
1 |
| Shibakai Co., Ltd. | 23 |
1 |
| Sinopec Research Institute of Safety Engineering | 3 |
1 |
| Greenfiltec Ltd. | 6 |
1 |
| Other owners | 4 |