- All sections
- D - Textilespaper
- D21H - Pulp compositionspreparation thereof not covered by subclasses , impregnating or coating of papertreatment of finished paper not covered by class or subclass paper not otherwise provided for
- D21H 19/74 - Coated paper characterised by the paper substrate the substrate having an uneven surface, e.g. crêped or corrugated paper
Patent holdings for IPC class D21H 19/74
Total number of patents in this class: 27
10-year publication summary
|
2
|
2
|
4
|
2
|
0
|
2
|
3
|
2
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kimberly-clark Worldwide, Inc. | 5443 |
5 |
| The Procter & Gamble Company | 22003 |
2 |
| Buckman Laboratories International, Inc. | 238 |
2 |
| Hoffmaster Group, Inc. | 144 |
2 |
| Nalco Company | 571 |
2 |
| Neenah Gessner GmbH | 72 |
2 |
| Tetra Laval Holdings & Finance S.A. | 2178 |
2 |
| BASF SE | 21039 |
1 |
| Arjowiggins Security | 124 |
1 |
| Billerud AB | 127 |
1 |
| Neenah Paper, Inc. | 52 |
1 |
| Scorrboard, LLC | 8 |
1 |
| Sellars Mezz Debt Investors, LLC | 8 |
1 |
| Solenis Technologies Cayman, L.P. | 309 |
1 |
| Mercer International Inc. | 30 |
1 |
| Constantia Pirk GmbH & Co. KG | 53 |
1 |
| Golden Arrow Printing Technology (Kunshan) Co., Ltd. | 14 |
1 |
| Other owners | 0 |