- 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: 1677
10-year publication summary
|
94
|
118
|
136
|
129
|
134
|
159
|
203
|
157
|
139
|
50
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SK Chemicals Co., Ltd. | 647 |
119 |
| Eastman Chemical Company | 2091 |
105 |
| Toyobo Co., Ltd. | 2518 |
57 |
| Mitsubishi Chemical Corporation | 4676 |
40 |
| SABIC Global Technologies B.V. | 4487 |
40 |
| Novamont S.p.A. | 384 |
33 |
| Toray Industries, Inc. | 7038 |
30 |
| LG Chem, Ltd. | 17822 |
29 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 116 |
29 |
| Toyobo MC Corporation | 516 |
28 |
| Kingfa SCI & Tech Co. Ltd. | 668 |
24 |
| Microworks Co., Ltd. | 104 |
21 |
| BASF SE | 21113 |
20 |
| PPG Industries Ohio, Inc. | 3354 |
19 |
| Nan Ya Plastics Corporation | 482 |
19 |
| E. I. du Pont de Nemours and Company | 3677 |
14 |
| Kolon Industries, Inc. | 1757 |
13 |
| SHPP Global Technologies B.V. | 1092 |
13 |
| The Procter & Gamble Company | 21905 |
12 |
| Evonik Operations GmbH | 4239 |
12 |
| Other owners | 1000 |