- 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 19/18 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising waxes
Patent holdings for IPC class D21H 19/18
Total number of patents in this class: 156
10-year publication summary
|
8
|
4
|
8
|
5
|
9
|
2
|
19
|
14
|
29
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Neenah Gessner GmbH | 69 |
11 |
| Mitsubishi HiTec Paper Europe GmbH | 71 |
9 |
| Sun Chemical Corporation | 839 |
7 |
| PAPACKS SALES GmbH | 50 |
5 |
| ExxonMobil Chemical Patents Inc. | 3977 |
4 |
| Solenis Technologies Cayman, L.P. | 306 |
4 |
| ACE Packaging NV | 7 |
4 |
| ExxonMobil Research And Engineering Company | 2570 |
3 |
| Hewlett-Packard Development Company, L.P. | 25864 |
3 |
| AGC Chemicals Americas, Inc. | 43 |
3 |
| Kemira Oyj | 1207 |
3 |
| Lamberti SpA | 255 |
3 |
| Solenis Technologies, L.P. | 335 |
3 |
| Mativ Luxembourg | 51 |
3 |
| The Procter & Gamble Company | 22043 |
2 |
| Kimberly-clark Worldwide, Inc. | 5502 |
2 |
| Mitsubishi Chemical Corporation | 4525 |
2 |
| Cascades Sonoco Inc. | 29 |
2 |
| Clariant International Ltd. | 932 |
2 |
| Futamura Chemical UK Ltd | 21 |
2 |
| Other owners | 79 |