- 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 15/00 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
Patent holdings for IPC class D21H 15/00
Total number of patents in this class: 105
10-year publication summary
|
2
|
5
|
8
|
4
|
2
|
7
|
4
|
6
|
11
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22035 |
10 |
| Mondi AG | 170 |
6 |
| Smart Planet Technologies, Inc. | 34 |
6 |
| UPM-Kymmene Corporation | 940 |
6 |
| Stora Enso Oyj | 1645 |
5 |
| GPCP IP Holdings LLC | 1630 |
4 |
| E. I. du Pont de Nemours and Company | 4058 |
3 |
| Kimberly-clark Worldwide, Inc. | 5495 |
3 |
| Rohm and Haas Company | 2877 |
3 |
| delfortgroup AG | 151 |
3 |
| Philip Morris USA Inc. | 702 |
2 |
| ABB Research Ltd. | 883 |
2 |
| Domtar Paper Company, LLC | 121 |
2 |
| SAPPI Netherlands Services B.V. | 37 |
2 |
| Södra Skogsägarna ekonomisk förening | 75 |
2 |
| Mercer International Inc. | 30 |
2 |
| ABB Schweiz AG | 4 |
2 |
| Kao Corporation | 4964 |
1 |
| Dixie Consumer Products LLC | 34 |
1 |
| Northwestern University | 3400 |
1 |
| Other owners | 39 |