- All sections
- C - Chemistrymetallurgy
- C11D - Detergent compositionsuse of single substances as detergentssoap or soap-makingresin soapsrecovery of glycerol
- C11D 1/34 - Derivatives of acids of phosphorus
Patent holdings for IPC class C11D 1/34
Total number of patents in this class: 147
10-year publication summary
|
11
|
8
|
13
|
11
|
6
|
9
|
7
|
5
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Conopco, Inc. | 4850 |
13 |
| BASF SE | 20548 |
13 |
| Unilever PLC | 3301 |
12 |
| Unilever N.V. | 3196 |
12 |
| Ecolab USA Inc. | 5382 |
11 |
| Fujimi Incorporated | 708 |
6 |
| Kao Corporation | 4935 |
5 |
| Stepan Company | 572 |
5 |
| FUJIFILM Corporation | 28873 |
4 |
| FUJIFILM Electronic Materials Co., Ltd. | 20 |
3 |
| The Procter & Gamble Company | 22124 |
2 |
| E. I. du Pont de Nemours and Company | 4246 |
2 |
| Mitsubishi Chemical Corporation | 4458 |
2 |
| Henkel AG & Co. KGaA | 10380 |
2 |
| Central Glass Company, Limited | 1253 |
2 |
| Daicel Polymer Ltd. | 75 |
2 |
| Ecolab Inc. | 431 |
2 |
| Jelmar, LLC | 125 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3357 |
2 |
| Poly Group, LLC | 7 |
2 |
| Other owners | 43 |