- 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 27/36 - Layered products essentially comprising synthetic resin comprising polyesters
Patent holdings for IPC class B32B 27/36
Total number of patents in this class: 8407
10-year publication summary
|
540
|
737
|
834
|
891
|
891
|
834
|
842
|
706
|
657
|
250
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyobo Co., Ltd. | 2286 |
273 |
| 3m Innovative Properties Company | 18406 |
259 |
| Toray Industries, Inc. | 6652 |
216 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
167 |
| Dai Nippon Printing Co., Ltd. | 3891 |
147 |
| FUJIFILM Corporation | 27102 |
137 |
| Mitsubishi Plastics, Inc. | 347 |
130 |
| Dow Global Technologies LLC | 10147 |
125 |
| Mitsubishi Chemical Corporation | 4313 |
116 |
| Nitto Denko Corporation | 7879 |
112 |
| Toppan Printing Co., Ltd. | 2212 |
86 |
| Samsung Display Co., Ltd. | 30585 |
76 |
| MGC Filsheet Co., Ltd. | 156 |
73 |
| Toray Plastics (America), Inc. | 196 |
70 |
| Covestro Deutschland AG | 2429 |
67 |
| LG Chem, Ltd. | 17205 |
63 |
| Kuraray Co., Ltd. | 3392 |
61 |
| SABIC Global Technologies B.V. | 4044 |
61 |
| Eastman Chemical Company | 2239 |
51 |
| Solutia Inc. | 410 |
49 |
| Other owners | 6068 |