- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 64/14 - Aromatic polycarbonates not containing aliphatic unsaturation containing a chain-terminating or -crosslinking agent
Patent holdings for IPC class C08G 64/14
Total number of patents in this class: 139
10-year publication summary
|
22
|
13
|
16
|
3
|
5
|
9
|
5
|
4
|
5
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SABIC Global Technologies B.V. | 4044 |
29 |
| SHPP Global Technologies B.V. | 1045 |
19 |
| Idemitsu Kosan Co., Ltd. | 3995 |
14 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
13 |
| Covestro Deutschland AG | 2429 |
9 |
| General Electric Company | 18133 |
6 |
| Bayer MaterialScience AG | 874 |
5 |
| Sabic Innovative Plastics IP B.V. | 683 |
5 |
| Covestro Intellectual Property GmbH & Co. KG | 501 |
4 |
| LG Chem, Ltd. | 17205 |
3 |
| Resinate Materials Group, Inc. | 45 |
3 |
| BASF SE | 19740 |
2 |
| Teijin Chemicals Ltd. | 112 |
2 |
| Wanhua Chemical Group Co., Ltd. | 286 |
2 |
| SABIC Innovative Plastics IP B.V. | 54 |
2 |
| BASF AG | 1258 |
1 |
| Nissan Motor Co., Ltd. | 12249 |
1 |
| ExxonMobil Chemical Patents Inc. | 4286 |
1 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
1 |
| Mitsubishi Chemical Corporation | 4313 |
1 |
| Other owners | 16 |