- All sections
- D - Textilespaper
- D06L - Dry-cleaning, washing or bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goodsbleaching leather or furs
- D06L 3/12 - Optical bleaching
Patent holdings for IPC class D06L 3/12
Total number of patents in this class: 30
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milliken & Company | 1146 |
5 |
| Unilever PLC | 3033 |
3 |
| Unilever N.V. | 2943 |
3 |
| 3V Sigma S.p.A. | 28 |
3 |
| Hindustan Unilever Limited | 1028 |
3 |
| The Procter & Gamble Company | 21894 |
2 |
| Archroma IP GmbH | 463 |
2 |
| Huntsman Advanced Materials (Switzerland) GmbH | 173 |
2 |
| BASF SE | 105 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11034 |
1 |
| Henkel AG & Co. KGaA | 10714 |
1 |
| Holmen AB | 47 |
1 |
| Hunstman International LLC | 1 |
1 |
| Melcart Projects, S.L. | 3 |
1 |
| Other owners | 0 |