- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 25/00 - Phosphorus; Compounds thereof
Patent holdings for IPC class C01B 25/00
Total number of patents in this class: 199
10-year publication summary
|
9
|
16
|
12
|
12
|
16
|
13
|
6
|
4
|
7
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF Corporation | 2039 |
13 |
| Johnson Matthey Public Limited Company | 1852 |
10 |
| Umicore AG & Co. KG | 867 |
7 |
| Umicore Shokubai Japan Co., Ltd. | 78 |
6 |
| BASF SE | 19740 |
5 |
| Sharp Corporation | 10015 |
5 |
| Tygrus, LLC | 70 |
4 |
| Phase Shield LLC | 3 |
3 |
| Umicore Shokubai USA Inc. | 13 |
3 |
| Lithium Werks Technology BV | 36 |
3 |
| Toyota Motor Corporation | 28582 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Northwestern University | 3112 |
2 |
| Bio-Rad Laboratories, Inc. | 1592 |
2 |
| Board of Trustees of the University of Arkansas | 771 |
2 |
| Cataler Corporation | 533 |
2 |
| Co-Operations, Inc. | 5 |
2 |
| Corn Products Development, Inc. | 609 |
2 |
| The Florida International University Board of Trustees | 548 |
2 |
| Hydro-Quebec | 637 |
2 |
| Other owners | 120 |