- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 27/20 - Homopolymers or copolymers of hexafluoropropene
Patent holdings for IPC class C08L 27/20
Total number of patents in this class: 156
10-year publication summary
|
7
|
17
|
23
|
21
|
25
|
18
|
11
|
13
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17478 |
19 |
| Daikin Industries, Ltd. | 10499 |
19 |
| Solvay Specialty Polymers Italy S.p.A. | 656 |
8 |
| Greene, Tweed Technologies, Inc. | 138 |
6 |
| Arkema Inc. | 1061 |
5 |
| Agc, Inc. | 5524 |
5 |
| Zeon Corporation | 4147 |
4 |
| Chemours-mitsui Fluoroproducts Co., Ltd. | 78 |
4 |
| E. I. du Pont de Nemours and Company | 3534 |
3 |
| Toray Industries, Inc. | 7113 |
3 |
| The Chemours Company Fc, LLC | 1341 |
3 |
| Gunze Limited | 346 |
3 |
| NOK Corporation | 2299 |
3 |
| Sumitomo Electric Industries, Ltd. | 16331 |
2 |
| Hyundai Motor Company | 24653 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11123 |
2 |
| Arkema France | 4242 |
2 |
| Denka Company Limited | 2720 |
2 |
| Hannanotech Co., Ltd. | 15 |
2 |
| Kureha Corporation | 1059 |
2 |
| Other owners | 57 |