- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/40 - Polyphosphates
Patent holdings for IPC class C01B 25/40
Total number of patents in this class: 60
10-year publication summary
|
6
|
9
|
4
|
1
|
1
|
1
|
2
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10418 |
2 |
| The Regents of the University of Michigan | 4698 |
2 |
| The Board of Trustees of the University of Illinois | 2688 |
2 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1243 |
2 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1212 |
2 |
| Institut National Polytechnique de Toulouse | 205 |
2 |
| Universidad de Cadiz | 119 |
2 |
| Universidade Estadual de Campinas - Unicamp | 274 |
2 |
| Universite Paul Sabatier Toulouse III | 476 |
2 |
| Zhongshan Complord New Materials Co., LTD | 3 |
2 |
| BASF SE | 20933 |
1 |
| Toyota Motor Corporation | 32116 |
1 |
| Colgate-Palmolive Company | 5808 |
1 |
| Massachusetts Institute of Technology | 10057 |
1 |
| ExxonMobil Chemical Patents Inc. | 3980 |
1 |
| Agtec Innovations, Inc. | 13 |
1 |
| BK Giulini GmbH | 129 |
1 |
| Budenheim Iberica, S.L. Sociedad en Comandita | 1 |
1 |
| Bunge Amorphic Solutions LLC | 6 |
1 |
| Cabot Norit Americas, Inc. | 17 |
1 |
| Other owners | 30 |