- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 64/06 - Aromatic polycarbonates not containing aliphatic unsaturation
Patent holdings for IPC class C08G 64/06
Total number of patents in this class: 339
10-year publication summary
37
|
29
|
30
|
27
|
30
|
30
|
33
|
28
|
32
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Gas Chemical Company, Inc. | 3188 |
62 |
Mitsubishi Chemical Corporation | 4313 |
31 |
Idemitsu Kosan Co., Ltd. | 3995 |
30 |
LG Chem, Ltd. | 17205 |
25 |
SABIC Global Technologies B.V. | 4044 |
18 |
Teijin Limited | 1216 |
18 |
SHPP Global Technologies B.V. | 1045 |
17 |
Covestro Deutschland AG | 2429 |
16 |
Honshu Chemical Industry Co., Ltd. | 132 |
11 |
Lotte Advanced Materials Co., Ltd. | 434 |
7 |
Covestro Intellectual Property GmbH & Co. KG | 501 |
7 |
The United States of America as represented by the Secretary of the Navy | 2734 |
6 |
Reuter Chemische Apparatebau KG | 12 |
6 |
Mitsubishi Engineering-Plastics Corporation | 311 |
5 |
General Electric Company | 18133 |
4 |
Sabic Innovative Plastics IP B.V. | 683 |
4 |
Mitsubishi Rayon Co., Ltd. | 1003 |
4 |
MGC Filsheet Co., Ltd. | 156 |
4 |
Canon Inc. | 36841 |
3 |
Rutgers, The State University of New Jersey | 1776 |
3 |
Other owners | 58 |