- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 65/20 - Tetrahydrofuran
Patent holdings for IPC class C08G 65/20
Total number of patents in this class: 75
10-year publication summary
|
4
|
8
|
2
|
5
|
3
|
4
|
7
|
3
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21146 |
10 |
| INVISTA Technologies S.a.r.l. | 404 |
9 |
| Mitsubishi Chemical Corporation | 4671 |
6 |
| Hodogaya Chemical Co., Ltd. | 433 |
5 |
| DuPont Polymers, Inc. | 213 |
5 |
| LG Chem, Ltd. | 17745 |
2 |
| E. I. du Pont de Nemours and Company | 3762 |
2 |
| Henkel AG & Co. KGaA | 10699 |
2 |
| BASF Coatings GmbH | 1200 |
2 |
| INVISTA North America S.a.r.l. | 176 |
2 |
| Korea PTG Co., Ltd. | 4 |
2 |
| Solvay Specialty Polymers USA, LLC | 513 |
2 |
| 3m Innovative Properties Company | 17596 |
1 |
| Ricoh Company, Ltd. | 13335 |
1 |
| Dow Global Technologies LLC | 10707 |
1 |
| Toyoda Gosei Co., Ltd. | 1830 |
1 |
| Idemitsu Kosan Co., Ltd. | 4229 |
1 |
| Mitsubishi Rayon Co., Ltd. | 880 |
1 |
| The United States of America as represented by the Secretary of the Army | 1233 |
1 |
| University of Florida Research Foundation, Inc. | 4125 |
1 |
| Other owners | 18 |