- All sections
- D - Textilespaper
- D21H - Pulp compositionspreparation thereof not covered by subclasses , impregnating or coating of papertreatment of finished paper not covered by class or subclass paper not otherwise provided for
- D21H 17/12 - Organo-metallic compounds
Patent holdings for IPC class D21H 17/12
Total number of patents in this class: 16
10-year publication summary
|
1
|
1
|
1
|
2
|
0
|
1
|
0
|
4
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cmblu Energy AG | 56 |
4 |
| Showa Denko K.K. | 2194 |
1 |
| Ewha University-industry Collaboration Foundation | 737 |
1 |
| Honnorat Recherches & Services | 5 |
1 |
| Huhtamaki Molded Fiber Technology B.V. | 60 |
1 |
| International Paper Company | 785 |
1 |
| Jiangnan University | 1542 |
1 |
| KT & G Corporation | 2674 |
1 |
| Oji Holdings Corporation | 732 |
1 |
| GPCP IP Holdings LLC | 1633 |
1 |
| Cmblu Projektag | 1 |
1 |
| Jiangsu Aoshen Hi-Tech Materials Co., Ltd. | 4 |
1 |
| Crasus Chemical Inc. | 42 |
1 |
| Other owners | 0 |