- All sections
- B - Performing operations; transporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 27/26 - Layered products essentially comprising synthetic resin characterised by the use of special additives using curing agents
Patent holdings for IPC class B32B 27/26
Total number of patents in this class: 691
10-year publication summary
|
67
|
64
|
116
|
77
|
68
|
74
|
64
|
23
|
29
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17955 |
36 |
| Toray Industries, Inc. | 6843 |
21 |
| Cytec Industries Inc. | 420 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
18 |
| FUJIFILM Corporation | 28506 |
17 |
| Toyobo Co., Ltd. | 2419 |
14 |
| Toppan Printing Co., Ltd. | 2159 |
12 |
| Dai Nippon Printing Co., Ltd. | 3970 |
10 |
| Dow Global Technologies LLC | 10143 |
10 |
| DIC Corporation | 3659 |
9 |
| LG Chem, Ltd. | 17632 |
8 |
| Mitsubishi Chemical Corporation | 4438 |
8 |
| Mitsubishi Gas Chemical Company, Inc. | 3343 |
8 |
| Nitto Denko Corporation | 8073 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 5439 |
6 |
| LG Innotek Co., Ltd. | 7213 |
6 |
| PPG Industries Ohio, Inc. | 3443 |
6 |
| Mitsui Chemicals, Inc. | 3187 |
6 |
| Lintec Corporation | 1937 |
6 |
| Zeon Corporation | 3989 |
6 |
| Other owners | 457 |