- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/3417 - Five-membered rings condensed with carbocyclic rings
Patent holdings for IPC class C08K 5/3417
Total number of patents in this class: 397
10-year publication summary
|
76
|
42
|
35
|
30
|
35
|
28
|
28
|
29
|
32
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
21 |
| Xerox Corporation | 7503 |
15 |
| Sumitomo Chemical Company, Limited | 8808 |
13 |
| Plastipak Packaging, Inc. | 369 |
10 |
| BASF SE | 19740 |
9 |
| Zeon Corporation | 3854 |
9 |
| Agc, Inc. | 4029 |
9 |
| Dow Global Technologies LLC | 10147 |
8 |
| E. & J. Gallo Winery | 1852 |
8 |
| Toyo Seikan Group Holdings, Ltd. | 765 |
8 |
| Mitsui Chemicals, Inc. | 3134 |
7 |
| Lanxess Deutschland GmbH | 1104 |
7 |
| LG Chem, Ltd. | 17205 |
6 |
| Canon Inc. | 36841 |
6 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 354 |
6 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
6 |
| Sekisui Chemical Co., Ltd. | 3159 |
6 |
| Seiko Epson Corporation | 18724 |
5 |
| Mitsubishi Chemical Corporation | 4313 |
5 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| Other owners | 229 |