- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 21/22 - Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon triple bonds
Patent holdings for IPC class C07C 21/22
Total number of patents in this class: 55
10-year publication summary
|
0
|
4
|
2
|
5
|
3
|
12
|
3
|
5
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Chemours Company Fc, LLC | 1107 |
9 |
| Daikin Industries, Ltd. | 9495 |
8 |
| Agc, Inc. | 4029 |
6 |
| Honeywell International Inc. | 13799 |
5 |
| Central Glass Company, Limited | 1244 |
4 |
| E. I. du Pont de Nemours and Company | 4345 |
2 |
| Arkema France | 3790 |
2 |
| JNC Corporation | 1527 |
2 |
| JNC Petrochemical Corporation | 425 |
2 |
| University of Louisville Research Foundation, Inc. | 709 |
2 |
| Zeon Corporation | 3854 |
2 |
| Merck Patent GmbH | 5909 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Aurobindo Pharma Ltd | 168 |
1 |
| Bromine Compounds Ltd. | 196 |
1 |
| International Flavors & Fragrances Inc. | 478 |
1 |
| Mexichem Amanco Holding S.A. de C.V. | 126 |
1 |
| Mexichem Fluor, Sociedad Anonima de Capital Variable | 200 |
1 |
| The Research Foundation for The State University of New York | 1468 |
1 |
| Shenkar College of Engineering and Design | 11 |
1 |
| Other owners | 2 |