- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/183 - Terephthalic acids
Patent holdings for IPC class C08G 63/183
Total number of patents in this class: 1587
10-year publication summary
|
63
|
94
|
118
|
135
|
129
|
134
|
157
|
202
|
153
|
100
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2216 |
100 |
| SK Chemicals Co., Ltd. | 611 |
99 |
| Toyobo Co., Ltd. | 2489 |
56 |
| Mitsubishi Chemical Corporation | 4496 |
39 |
| SABIC Global Technologies B.V. | 4332 |
39 |
| Novamont S.p.A. | 353 |
33 |
| Toray Industries, Inc. | 6935 |
29 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 114 |
29 |
| LG Chem, Ltd. | 17615 |
27 |
| Toyobo MC Corporation | 351 |
23 |
| Kingfa SCI & Tech Co. Ltd. | 631 |
22 |
| BASF SE | 20912 |
20 |
| PPG Industries Ohio, Inc. | 3454 |
19 |
| Nan Ya Plastics Corporation | 430 |
18 |
| SK Microworks Co., Ltd. | 150 |
18 |
| E. I. du Pont de Nemours and Company | 4089 |
14 |
| Kolon Industries, Inc. | 1675 |
13 |
| Canon Inc. | 39765 |
11 |
| The Coca-Cola Company | 2493 |
11 |
| Huvis Corporation | 65 |
11 |
| Other owners | 956 |