- All sections
- B - Performing operationstransporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 27/34 - Layered products essentially comprising synthetic resin comprising polyamides
Patent holdings for IPC class B32B 27/34
Total number of patents in this class: 4282
10-year publication summary
|
368
|
411
|
461
|
448
|
378
|
349
|
334
|
313
|
269
|
138
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3466 |
141 |
| Arkema France | 4149 |
137 |
| Toyobo Co., Ltd. | 2499 |
114 |
| Dow Global Technologies LLC | 10349 |
102 |
| Toray Industries, Inc. | 6951 |
71 |
| E. I. du Pont de Nemours and Company | 4058 |
66 |
| Kaneka Corporation | 4529 |
65 |
| FUJIFILM Corporation | 29424 |
64 |
| Dai Nippon Printing Co., Ltd. | 4089 |
63 |
| 3m Innovative Properties Company | 17819 |
54 |
| Kuraray Co., Ltd. | 3503 |
47 |
| Ube Industries, Ltd. | 848 |
47 |
| Cryovac, Inc. | 367 |
46 |
| Unitika Ltd. | 451 |
39 |
| Sika Technology AG | 2870 |
36 |
| Mitsubishi Chemical Corporation | 4519 |
35 |
| The Procter & Gamble Company | 22035 |
34 |
| BASF SE | 20915 |
34 |
| Amcor Flexibles North America, Inc. | 278 |
34 |
| Nike, Inc. | 14174 |
31 |
| Other owners | 3022 |