- All sections
- C - Chemistrymetallurgy
- C11D - Detergent compositionsuse of single substances as detergentssoap or soap-makingresin soapsrecovery of glycerol
- C11D 1/18 - Sulfonic acids or sulfuric acid estersSalts thereof derived from amino alcohols
Patent holdings for IPC class C11D 1/18
Total number of patents in this class: 25
10-year publication summary
|
1
|
2
|
5
|
2
|
1
|
2
|
1
|
5
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shiseido Company, Ltd. | 4223 |
5 |
| Kao Corporation | 5056 |
3 |
| L'OREAL, Société Anonyme | 16208 |
2 |
| Henkel AG & Co. KGaA | 10703 |
2 |
| Kemira Oyj | 1244 |
2 |
| The Procter & Gamble Company | 21919 |
1 |
| FUJIFILM Corporation | 30327 |
1 |
| Mitsubishi Chemical Corporation | 4665 |
1 |
| ISP Investments LLC | 421 |
1 |
| Kemira Water Solutions, Inc. | 37 |
1 |
| KOSE Corporation | 409 |
1 |
| NOK Corporation | 2286 |
1 |
| Osaka Organic Chemical Industry Ltd. | 140 |
1 |
| Otsuka Pharmaceutical Co., Ltd. | 1504 |
1 |
| R.i.t.a. Corporation | 21 |
1 |
| Sumitomo Seika Chemicals Co., Ltd. | 1040 |
1 |
| Other owners | 0 |