- 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 23/16 - Modifying agents
Patent holdings for IPC class B32B 23/16
Total number of patents in this class: 23
10-year publication summary
|
1
|
2
|
9
|
3
|
1
|
1
|
1
|
0
|
1
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Solutia Inc. | 410 |
9 |
| Eastman Chemical Company | 2239 |
2 |
| FUJIFILM Corporation | 27102 |
1 |
| Konica Minolta Opto, Inc. | 1179 |
1 |
| Toray Plastics (America), Inc. | 196 |
1 |
| Celanese Acetate LLC | 81 |
1 |
| Celanese International Corporation | 879 |
1 |
| Elementis Specialties, Inc. | 129 |
1 |
| Sihl GmbH | 35 |
1 |
| Tetra Laval Holdings & Finance S.A. | 2007 |
1 |
| Toppan Printing Co., Ltd. | 2212 |
1 |
| Ahlstrom Oyj | 64 |
1 |
| Ahlstrom-munksjo Oyj | 242 |
1 |
| Gozen Bioworks Corp. | 5 |
1 |
| Other owners | 0 |