- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/455 - Phosphates containing halogen
Patent holdings for IPC class C01B 25/455
Total number of patents in this class: 198
10-year publication summary
|
19
|
9
|
18
|
8
|
6
|
15
|
4
|
11
|
25
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stella Chemifa Corporation | 119 |
17 |
| Central Glass Company, Limited | 1270 |
14 |
| Centre National de La Recherche Scientifique | 10476 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 31696 |
6 |
| Lanxess Deutschland GmbH | 1114 |
6 |
| Mitsubishi Chemical Corporation | 4528 |
5 |
| Bio-Rad Laboratories, Inc. | 1617 |
5 |
| Koito Manufacturing Co., Ltd. | 2260 |
5 |
| Solvay SA | 986 |
5 |
| Kanto Denka Kogyo Co., Ltd. | 141 |
4 |
| Chun Bo.,ltd | 15 |
4 |
| Mu Ionic Solutions Corporation | 164 |
4 |
| Shenzhen Yanyi New Materials Co., Ltd. | 27 |
4 |
| Samsung Electronics Co., Ltd. | 147131 |
3 |
| Honeywell International Inc. | 13547 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10930 |
3 |
| Idemitsu Kosan Co., Ltd. | 4228 |
3 |
| Mitsui Chemicals, Inc. | 3225 |
3 |
| Nippon Telegraph and Telephone Corporation | 17365 |
3 |
| The United States of America as represented by the Secretary of the Air Force | 847 |
3 |
| Other owners | 91 |