- 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 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
Patent holdings for IPC class B32B 5/18
Total number of patents in this class: 3983
10-year publication summary
|
223
|
227
|
330
|
457
|
467
|
458
|
457
|
456
|
387
|
369
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nitto Denko Corporation | 7835 |
124 |
| 3m Innovative Properties Company | 20948 |
75 |
| Sekisui Chemical Co., Ltd. | 3123 |
65 |
| Flooring Industries Limited, SARL | 673 |
63 |
| BASF SE | 19439 |
60 |
| Zeon Corporation | 3832 |
58 |
| Toray Industries, Inc. | 6608 |
57 |
| Dow Global Technologies LLC | 9951 |
41 |
| Aspen Aerogels, Inc. | 206 |
34 |
| W. L. Gore & Associates, Inc. | 2567 |
31 |
| The Boeing Company | 20033 |
30 |
| Nike, Inc. | 12749 |
30 |
| JSR Corporation | 2487 |
30 |
| Dai Nippon Printing Co., Ltd. | 3891 |
27 |
| LG Hausys, Ltd. | 851 |
23 |
| Johns Manville | 976 |
22 |
| LG Chem, Ltd. | 16945 |
21 |
| Kyoraku Co., Ltd. | 480 |
21 |
| Sumitomo Chemical Company, Limited | 8729 |
19 |
| Kaneka Corporation | 4459 |
19 |
| Other owners | 3133 |