- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/435 - Sulfonamides
Patent holdings for IPC class C08K 5/435
Total number of patents in this class: 179
10-year publication summary
|
14
|
8
|
15
|
19
|
19
|
13
|
13
|
9
|
20
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
29 |
| Bridgestone Corporation | 7067 |
14 |
| Arkema France | 3790 |
7 |
| FUJIFILM Corporation | 27102 |
5 |
| Adeka Corporation | 1333 |
5 |
| Samsung SDI Co., Ltd. | 6671 |
4 |
| E. I. du Pont de Nemours and Company | 4345 |
3 |
| Canon Inc. | 36841 |
3 |
| Toray Industries, Inc. | 6652 |
3 |
| The Yokohama Rubber Co., Ltd. | 3929 |
3 |
| Ube Industries, Ltd. | 921 |
3 |
| Akron Polymer Solutions, Inc. | 19 |
3 |
| The Boeing Company | 19843 |
2 |
| Sumitomo Chemical Company, Limited | 8808 |
2 |
| ExxonMobil Chemical Patents Inc. | 4286 |
2 |
| Dow Global Technologies LLC | 10147 |
2 |
| Avery Dennison Corporation | 1291 |
2 |
| Beijing University of Chemical Technology | 287 |
2 |
| Coral Sunscreen Pty Ltd | 5 |
2 |
| Eastman Chemical Company | 2239 |
2 |
| Other owners | 81 |