- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 61/02 - Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes
Patent holdings for IPC class C08G 61/02
Total number of patents in this class: 826
10-year publication summary
|
63
|
77
|
59
|
49
|
57
|
46
|
68
|
47
|
46
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9095 |
50 |
| Cambridge Display Technology Limited | 491 |
29 |
| LG Chem, Ltd. | 17682 |
28 |
| Mitsubishi Gas Chemical Company, Inc. | 3494 |
26 |
| Sirigen II Limited | 28 |
25 |
| The Regents of the University of California | 20230 |
20 |
| Nippon Kayaku Kabushiki Kaisha | 1447 |
20 |
| Merck Patent GmbH | 5756 |
19 |
| Nippon Steel Chemical & Material Co., Ltd. | 673 |
15 |
| Samsung SDI Co., Ltd. | 8970 |
12 |
| Shin-Etsu Chemical Co., Ltd. | 5745 |
12 |
| DIC Corporation | 3830 |
12 |
| Massachusetts Institute of Technology | 10129 |
11 |
| Smartkem Limited | 32 |
11 |
| Becton, Dickinson and Company | 7399 |
10 |
| SHPP Global Technologies B.V. | 1089 |
10 |
| Sumitomo Bakelite Co., Ltd. | 1511 |
9 |
| Materia, Inc. | 73 |
8 |
| Rensselaer Polytechnic Institute | 835 |
8 |
| Zeon Corporation | 4115 |
8 |
| Other owners | 483 |