- 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 15/04 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration crimped, kinked, curled or twisted fibres
Patent holdings for IPC class D21H 15/04
Total number of patents in this class: 73
10-year publication summary
|
2
|
0
|
2
|
2
|
34
|
4
|
5
|
1
|
0
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2215 |
25 |
| International Paper Company | 791 |
7 |
| Kimberly-clark Worldwide, Inc. | 5502 |
4 |
| Stora Enso Oyj | 1632 |
4 |
| GPCP IP Holdings LLC | 1642 |
4 |
| The Procter & Gamble Company | 22043 |
3 |
| Fiberlean Technologies Limited | 114 |
3 |
| Södra Skogsägarna ekonomisk förening | 74 |
3 |
| Domtar Paper Company, LLC | 121 |
2 |
| ES FiberVisions ApS | 37 |
2 |
| ES FiberVisions Co., Ltd. | 39 |
2 |
| ES FiberVisions LP | 40 |
2 |
| The University of British Columbia | 1498 |
2 |
| Seiko Epson Corporation | 19296 |
1 |
| ES FiberVisions Hong Kong Limited | 28 |
1 |
| ES FiberVisions Hong Kong Limited | 11 |
1 |
| Georgia-Pacific Consumer Products LP | 111 |
1 |
| Georgia-Pacific Resins, Inc. | 1 |
1 |
| Mondi AG | 155 |
1 |
| Resolute FP Canada Inc. | 15 |
1 |
| Other owners | 3 |