- 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 27/40 - Layered products essentially comprising synthetic resin comprising polyurethanes
Patent holdings for IPC class B32B 27/40
Total number of patents in this class: 4797
10-year publication summary
|
360
|
440
|
420
|
512
|
448
|
421
|
368
|
396
|
319
|
221
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17739 |
169 |
| DIC Corporation | 3838 |
156 |
| BASF SE | 21083 |
101 |
| Nike, Inc. | 14397 |
79 |
| Dow Global Technologies LLC | 10509 |
79 |
| Zeon Corporation | 4112 |
68 |
| UNILIN, besloten vennootschap | 901 |
61 |
| Covestro Deutschland AG | 2786 |
57 |
| Dai Nippon Printing Co., Ltd. | 4139 |
54 |
| Toppan Printing Co., Ltd. | 2124 |
54 |
| Kuraray Co., Ltd. | 3533 |
51 |
| Mitsui Chemicals, Inc. | 3231 |
50 |
| Toray Industries, Inc. | 7006 |
45 |
| Nitto Denko Corporation | 8349 |
41 |
| Toyobo Co., Ltd. | 2468 |
38 |
| PPG Industries Ohio, Inc. | 3417 |
37 |
| FUJIFILM Corporation | 29775 |
35 |
| Samsung Display Co., Ltd. | 36065 |
34 |
| Bando Chemical Industries, Ltd. | 596 |
32 |
| Henkel AG & Co. KGaA | 10642 |
26 |
| Other owners | 3530 |