- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/3472 - Five-membered rings
Patent holdings for IPC class C08K 5/3472
Total number of patents in this class: 164
10-year publication summary
|
11
|
13
|
16
|
11
|
22
|
10
|
7
|
8
|
11
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30653 |
7 |
| Pirelli Tyre S.p.A. | 1962 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 6134 |
5 |
| 3m Innovative Properties Company | 17445 |
4 |
| Dow Corning Toray Co., Ltd. | 451 |
4 |
| Sumitomo Bakelite Co., Ltd. | 1543 |
4 |
| BASF SE | 21328 |
3 |
| Nitto Denko Corporation | 8580 |
3 |
| Sumitomo Chemical Company, Limited | 8967 |
3 |
| Konica Minolta, Inc. | 9165 |
3 |
| Dow Global Technologies LLC | 11029 |
3 |
| Teijin Limited | 1294 |
3 |
| Resonac Corporation | 3641 |
3 |
| LG Chem, Ltd. | 17967 |
2 |
| The Regents of the University of California | 20868 |
2 |
| E. I. du Pont de Nemours and Company | 3464 |
2 |
| The Boeing Company | 20197 |
2 |
| Canon Inc. | 44222 |
2 |
| Sumitomo Electric Industries, Ltd. | 16345 |
2 |
| Samsung SDI Co., Ltd. | 10782 |
2 |
| Other owners | 99 |