- 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: 146
10-year publication summary
|
7
|
11
|
13
|
16
|
11
|
22
|
10
|
8
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 28829 |
6 |
| Pirelli Tyre S.p.A. | 1872 |
6 |
| 3m Innovative Properties Company | 17969 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 5455 |
4 |
| Dow Corning Toray Co., Ltd. | 530 |
4 |
| Sumitomo Chemical Company, Limited | 8987 |
3 |
| Konica Minolta, Inc. | 8552 |
3 |
| Dow Global Technologies LLC | 10167 |
3 |
| Sumitomo Bakelite Co., Ltd. | 1469 |
3 |
| Teijin Limited | 1233 |
3 |
| Universita degli Studi di Milano-bicocca | 153 |
3 |
| BASF SE | 20421 |
2 |
| LG Chem, Ltd. | 17643 |
2 |
| The Regents of the University of California | 19544 |
2 |
| E. I. du Pont de Nemours and Company | 4249 |
2 |
| The Boeing Company | 19915 |
2 |
| Canon Inc. | 38240 |
2 |
| Sumitomo Electric Industries, Ltd. | 14990 |
2 |
| Idemitsu Kosan Co., Ltd. | 4109 |
2 |
| Mitsubishi Chemical Corporation | 4453 |
2 |
| Other owners | 86 |