- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/315 - Compounds containing carbon-to-nitrogen triple bonds
Patent holdings for IPC class C08K 5/315
Total number of patents in this class: 304
10-year publication summary
|
19
|
21
|
18
|
19
|
22
|
25
|
29
|
19
|
30
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3510 |
23 |
| 3m Innovative Properties Company | 17717 |
13 |
| Henkel AG & Co. KGaA | 10655 |
13 |
| BASF SE | 21137 |
11 |
| Mitsubishi Chemical Corporation | 4608 |
9 |
| LG Chem, Ltd. | 17704 |
8 |
| FUJIFILM Corporation | 29843 |
6 |
| Toray Industries, Inc. | 7021 |
6 |
| Adeka Corporation | 1367 |
6 |
| Kaneka Corporation | 4608 |
5 |
| ColorMatrix Holdings, Inc. | 128 |
5 |
| Evonik Operations GmbH | 4181 |
5 |
| Milliken & Company | 1180 |
4 |
| Canon Inc. | 41186 |
3 |
| Hitachi Chemical Company, Ltd. | 2315 |
3 |
| National Institute of Advanced Industrial Science and Technology | 3798 |
3 |
| DONGWOO FINE-CHEM Co., Ltd. | 1386 |
3 |
| Huntsman International LLC | 709 |
3 |
| Nippon Shokubai Co., Ltd. | 1507 |
3 |
| Toagosei Co., Ltd. | 981 |
3 |
| Other owners | 169 |