- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 13/34 - Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of sprayed or atomised solutions
Patent holdings for IPC class C01B 13/34
Total number of patents in this class: 79
10-year publication summary
|
8
|
8
|
4
|
4
|
8
|
8
|
3
|
9
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| eJoule, Inc. | 51 |
8 |
| Ejoule International Limited | 9 |
8 |
| Evonik Operations GmbH | 4283 |
7 |
| Evonik Degussa GmbH | 1404 |
6 |
| L'OREAL, Société Anonyme | 16208 |
2 |
| BASF SE | 21165 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3437 |
2 |
| Shell Oil Company | 2083 |
2 |
| Glatt Ingenieurtechnik GmbH | 39 |
2 |
| M. Technique Co., Ltd. | 252 |
2 |
| Oxford University Innovation Limited | 1635 |
2 |
| Technische Universitat Berlin | 354 |
2 |
| Technische Universität Dresden | 556 |
2 |
| BASF (China) Co., Ltd. | 880 |
2 |
| L' Oréal | 5757 |
2 |
| Fortum Battery Recycling Oy | 7 |
2 |
| Merck Patent GmbH | 5669 |
1 |
| FUJIFILM Corporation | 30327 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2849 |
1 |
| Sandisk Technologies Inc. | 5400 |
1 |
| Other owners | 22 |