- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 37/04 - Aluminophosphates [APO compounds]
Patent holdings for IPC class C01B 37/04
Total number of patents in this class: 30
10-year publication summary
|
1
|
0
|
0
|
2
|
3
|
3
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 4825 |
4 |
| ExxonMobil Research And Engineering Company | 2616 |
3 |
| Uop LLC | 4186 |
3 |
| China Petroleum & Chemical Corporation | 1820 |
3 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 264 |
3 |
| Bharat Petroleum Corporation Limited | 58 |
2 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 659 |
2 |
| Total Petrochemicals Research Feluy | 239 |
2 |
| ExxonMobil Chemical Patents Inc. | 4055 |
1 |
| ANDREAS Kunzmann | 2 |
1 |
| Gion Calzaferri | 2 |
1 |
| IFP Energies Nouvelles | 2858 |
1 |
| Mitsubishi Plastics, Inc. | 330 |
1 |
| Universitat Zurich | 633 |
1 |
| Unversität Zürich | 1 |
1 |
| ExxonMobil Technology and Engineering Company | 986 |
1 |
| Other owners | 0 |