- All sections
- C - Chemistry; metallurgy
- 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: 1386
10-year publication summary
|
59
|
63
|
94
|
118
|
135
|
129
|
133
|
153
|
193
|
57
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2239 |
84 |
| SK Chemicals Co., Ltd. | 568 |
83 |
| Toyobo Co., Ltd. | 2286 |
52 |
| SABIC Global Technologies B.V. | 4044 |
37 |
| Mitsubishi Chemical Corporation | 4313 |
36 |
| Novamont S.p.A. | 354 |
30 |
| Toray Industries, Inc. | 6652 |
29 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 96 |
29 |
| LG Chem, Ltd. | 17205 |
22 |
| SK Microworks Co., Ltd. | 151 |
21 |
| BASF SE | 19740 |
19 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
17 |
| PPG Industries Ohio, Inc. | 3430 |
16 |
| E. I. du Pont de Nemours and Company | 4345 |
15 |
| Toyobo MC Corporation | 233 |
15 |
| Kolon Industries, Inc. | 1506 |
13 |
| The Coca-Cola Company | 2528 |
12 |
| Roquette Freres | 1002 |
12 |
| Canon Inc. | 36841 |
11 |
| Huvis Corporation | 61 |
11 |
| Other owners | 822 |