- 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 17/14 - Carboxylic acidsDerivatives thereof
Patent holdings for IPC class D21H 17/14
Total number of patents in this class: 206
10-year publication summary
|
6
|
11
|
14
|
14
|
27
|
27
|
15
|
14
|
14
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kemira Oyj | 1258 |
20 |
| Stora Enso Oyj | 1648 |
20 |
| Ecolab USA Inc. | 5792 |
8 |
| Omya International AG | 777 |
6 |
| Soane Materials LLC | 31 |
6 |
| AGC Chemicals Americas, Inc. | 42 |
5 |
| Chemstone, Inc. | 26 |
5 |
| Daio Paper Corporation | 1410 |
4 |
| OrganoClick AB | 70 |
4 |
| GPCP IP Holdings LLC | 1530 |
4 |
| CheM&P GmbH & Co. KG | 4 |
4 |
| Centre National de La Recherche Scientifique | 11016 |
3 |
| Green Products & Technologies, L.L.C. | 38 |
3 |
| KT & G Corporation | 3121 |
3 |
| Metsa Fibre Oy | 45 |
3 |
| Miyoshi Oil & Fat Co., Ltd. | 108 |
3 |
| State Line Holdings, LLC | 4 |
3 |
| Essity Hygiene and Health Aktiebolag | 2062 |
3 |
| GCF US Holdings LLC | 140 |
3 |
| The Procter & Gamble Company | 21861 |
2 |
| Other owners | 94 |