- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/64 - Polyesters containing both carboxylic ester groups and carbonate groups
Patent holdings for IPC class C08G 63/64
Total number of patents in this class: 369
10-year publication summary
|
17
|
32
|
22
|
26
|
38
|
30
|
25
|
25
|
26
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3459 |
36 |
| Teijin Limited | 1243 |
18 |
| SHPP Global Technologies B.V. | 1084 |
17 |
| Covestro Deutschland AG | 2744 |
16 |
| SABIC Global Technologies B.V. | 4326 |
15 |
| SK Chemicals Co., Ltd. | 610 |
15 |
| Dow Global Technologies LLC | 10401 |
13 |
| Rutgers, The State University of New Jersey | 1890 |
13 |
| Sabic Innovative Plastics IP B.V. | 681 |
10 |
| Poly-Med, Inc. | 187 |
9 |
| Mitsubishi Chemical Corporation | 4489 |
8 |
| LG Chem, Ltd. | 17594 |
7 |
| Xerox Corporation | 7021 |
7 |
| Nitto Denko Corporation | 8219 |
7 |
| The Board of Trustees of the Leland Stanford Junior University | 6396 |
7 |
| Total Research & Technology Feluy | 446 |
7 |
| Idemitsu Kosan Co., Ltd. | 4208 |
6 |
| REVA Medical, Inc. | 25 |
6 |
| Shandong Lecsin Green Technology Co., Ltd | 16 |
6 |
| Resinate Materials Group, Inc. | 45 |
5 |
| Other owners | 141 |