- All sections
- C - Chemistry; metallurgy
- 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: 797
10-year publication summary
45
|
66
|
78
|
59
|
49
|
59
|
48
|
73
|
47
|
20
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Chemical Company, Limited | 8808 |
57 |
Cambridge Display Technology Limited | 513 |
30 |
LG Chem, Ltd. | 17205 |
29 |
Sirigen II Limited | 28 |
25 |
Merck Patent GmbH | 5909 |
22 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
21 |
The Regents of the University of California | 18943 |
19 |
Nippon Kayaku Kabushiki Kaisha | 1400 |
14 |
Nippon Steel Chemical & Material Co., Ltd. | 571 |
13 |
Massachusetts Institute of Technology | 9795 |
12 |
DIC Corporation | 3597 |
12 |
Samsung SDI Co., Ltd. | 6671 |
11 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
11 |
Smartkem Limited | 31 |
11 |
Becton, Dickinson and Company | 6712 |
9 |
Materia, Inc. | 75 |
9 |
SHPP Global Technologies B.V. | 1045 |
8 |
Boe Technology Group Co., Ltd. | 35384 |
7 |
Nektar Therapeutics | 503 |
7 |
Promerus, LLC | 172 |
7 |
Other owners | 463 |