- 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 23/22 - Layered products essentially comprising cellulosic plastic substances comprising ethers
Patent holdings for IPC class B32B 23/22
Total number of patents in this class: 11
10-year publication summary
|
3
|
1
|
4
|
2
|
1
|
0
|
1
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 52932 |
1 |
| 3m Innovative Properties Company | 17976 |
1 |
| FUJIFILM Corporation | 28841 |
1 |
| Konica Minolta, Inc. | 8558 |
1 |
| Lotte Fine Chemical Co., Ltd. | 103 |
1 |
| Sihl GmbH | 35 |
1 |
| Storopack Hans Reichenecker GmbH | 129 |
1 |
| Sumitomo Bakelite Co., Ltd. | 1471 |
1 |
| Takemoto Yushi Kabushiki Kaisha | 172 |
1 |
| Voestalpine Stahl GmbH | 347 |
1 |
| Ora Graphene Audio Inc. | 12 |
1 |
| Other owners | 0 |