- 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: 690
10-year publication summary
|
36
|
67
|
64
|
116
|
76
|
68
|
74
|
63
|
23
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
36 |
| Toray Industries, Inc. | 6652 |
21 |
| Cytec Industries Inc. | 407 |
19 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
18 |
| FUJIFILM Corporation | 27102 |
17 |
| Toyobo Co., Ltd. | 2286 |
13 |
| Toppan Printing Co., Ltd. | 2212 |
12 |
| Dai Nippon Printing Co., Ltd. | 3891 |
10 |
| Dow Global Technologies LLC | 10147 |
10 |
| DIC Corporation | 3597 |
9 |
| LG Chem, Ltd. | 17205 |
8 |
| Mitsubishi Chemical Corporation | 4313 |
8 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
8 |
| PPG Industries Ohio, Inc. | 3430 |
7 |
| Agc, Inc. | 4029 |
7 |
| Nitto Denko Corporation | 7879 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
6 |
| LG Innotek Co., Ltd. | 6758 |
6 |
| LG Hausys, Ltd. | 839 |
6 |
| Zeon Corporation | 3854 |
6 |
| Other owners | 457 |