- 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 29/04 - Layered products essentially comprising paper or cardboard next to a particulate layer
Patent holdings for IPC class B32B 29/04
Total number of patents in this class: 81
10-year publication summary
|
4
|
11
|
10
|
6
|
1
|
10
|
9
|
7
|
1
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Henkel AG & Co. KGaA | 10743 |
5 |
| Smart Planet Technologies, Inc. | 37 |
4 |
| 3m Innovative Properties Company | 17459 |
3 |
| Columbia Insurance Company | 1448 |
3 |
| Georgia-Pacific Corrugated LLC | 89 |
2 |
| Cellulose Material Solutions, LLC | 8 |
2 |
| Champion Link International Corporation | 87 |
2 |
| DIRTT Environmental Solutions, Ltd. | 309 |
2 |
| General Mills, Inc. | 1045 |
2 |
| JT International S.A. | 2893 |
2 |
| Melodea Ltd. | 22 |
2 |
| Tetra Laval Holdings & Finance S.A. | 2246 |
2 |
| Unilin, BVBA | 83 |
2 |
| W.L. Gore & Associates GmbH | 214 |
2 |
| Guangzhou Newlife New Material Co., Ltd | 13 |
2 |
| The Procter & Gamble Company | 21859 |
1 |
| Ricoh Company, Ltd. | 13334 |
1 |
| Uni-Charm Corporation | 602 |
1 |
| COGEBI Société Anonyme | 22 |
1 |
| Constantia Teich GmbH | 55 |
1 |
| Other owners | 39 |