- 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: 388
10-year publication summary
|
32
|
22
|
26
|
38
|
30
|
25
|
25
|
27
|
26
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
41 |
| Teijin Limited | 1290 |
19 |
| SHPP Global Technologies B.V. | 1104 |
17 |
| Covestro Deutschland AG | 2844 |
16 |
| SABIC Global Technologies B.V. | 4611 |
15 |
| SK Chemicals Co., Ltd. | 647 |
15 |
| Rutgers, The State University of New Jersey | 1981 |
13 |
| Dow Global Technologies LLC | 10994 |
12 |
| Poly-Med, Inc. | 185 |
11 |
| Mitsubishi Chemical Corporation | 4734 |
10 |
| Sabic Innovative Plastics IP B.V. | 584 |
9 |
| LG Chem, Ltd. | 17950 |
7 |
| Xerox Corporation | 4386 |
7 |
| Nitto Denko Corporation | 8558 |
7 |
| The Board of Trustees of the Leland Stanford Junior University | 6687 |
7 |
| Total Research & Technology Feluy | 437 |
7 |
| Idemitsu Kosan Co., Ltd. | 4257 |
6 |
| REVA Medical, Inc. | 21 |
6 |
| Shandong Lecsin Green Technology Co., Ltd | 16 |
6 |
| Resinate Materials Group, Inc. | 45 |
5 |
| Other owners | 152 |