- 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 25/20 - Layered products essentially comprising natural or synthetic rubber comprising silicone rubber
Patent holdings for IPC class B32B 25/20
Total number of patents in this class: 409
10-year publication summary
|
28
|
43
|
49
|
40
|
44
|
37
|
37
|
47
|
22
|
9
|
| 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 |
19 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
13 |
| Align Technology, Inc. | 1818 |
12 |
| Dow Silicones Corporation | 1664 |
12 |
| Dow Global Technologies LLC | 10147 |
9 |
| Dow Corning Corporation | 1072 |
9 |
| Dow Toray Co., Ltd. | 494 |
9 |
| Landa Corporation Ltd. | 223 |
8 |
| Xerox Corporation | 7503 |
6 |
| Nitto Denko Corporation | 7879 |
6 |
| Avery Dennison Corporation | 1291 |
6 |
| Dow Corning Toray Co., Ltd. | 562 |
5 |
| Saint-Gobain Performance Plastics Corporation | 1028 |
5 |
| Solutia Inc. | 410 |
5 |
| General Electric Company | 18133 |
4 |
| Daikin Industries, Ltd. | 9495 |
4 |
| NOK Corporation | 2108 |
4 |
| Samsung Display Co., Ltd. | 30585 |
3 |
| The Boeing Company | 19843 |
3 |
| Canon Inc. | 36841 |
3 |
| Other owners | 264 |