- 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 27/10 - Packing paper
Patent holdings for IPC class D21H 27/10
Total number of patents in this class: 1061
10-year publication summary
|
55
|
53
|
64
|
51
|
102
|
92
|
122
|
140
|
168
|
101
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1645 |
81 |
| WestRock MWV, LLC | 337 |
52 |
| Billerudkorsnas AB | 88 |
46 |
| Billerud AB | 126 |
32 |
| Mondi AG | 170 |
31 |
| Kemira Oyj | 1207 |
30 |
| Société des Produits Nestlé S.A. | 9289 |
26 |
| Tetra Laval Holdings & Finance S.A. | 2150 |
23 |
| Oji Holdings Corporation | 724 |
16 |
| BASF SE | 20915 |
13 |
| The Procter & Gamble Company | 22035 |
12 |
| Daikin Industries, Ltd. | 10016 |
12 |
| Neenah Gessner GmbH | 69 |
12 |
| UPM-Kymmene Corporation | 940 |
12 |
| HexcelPack, LLC | 63 |
12 |
| Koehler Innovation & Technology GmbH | 46 |
12 |
| Dow Global Technologies LLC | 10349 |
10 |
| delfortgroup AG | 151 |
10 |
| Ahlstrom Oyj | 105 |
10 |
| International Paper Company | 785 |
9 |
| Other owners | 600 |