- 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: 199
10-year publication summary
|
9
|
18
|
8
|
6
|
15
|
4
|
11
|
25
|
10
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stella Chemifa Corporation | 119 |
17 |
| Central Glass Company, Limited | 1282 |
13 |
| Centre National de La Recherche Scientifique | 10805 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 32983 |
6 |
| Lanxess Deutschland GmbH | 1104 |
6 |
| Mitsubishi Chemical Corporation | 4666 |
5 |
| Bio-Rad Laboratories, Inc. | 1613 |
5 |
| Koito Manufacturing Co., Ltd. | 2354 |
5 |
| Solvay SA | 969 |
5 |
| Kanto Denka Kogyo Co., Ltd. | 143 |
4 |
| Chun Bo.,ltd | 15 |
4 |
| Mu Ionic Solutions Corporation | 165 |
4 |
| Shenzhen Yanyi New Materials Co., Ltd. | 32 |
4 |
| Samsung Electronics Co., Ltd. | 151485 |
3 |
| Honeywell International Inc. | 13561 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10979 |
3 |
| Idemitsu Kosan Co., Ltd. | 4231 |
3 |
| Mitsui Chemicals, Inc. | 3228 |
3 |
| Nippon Telegraph and Telephone Corporation | 16265 |
3 |
| The United States of America as represented by the Secretary of the Air Force | 887 |
3 |
| Other owners | 93 |