- All sections
- A - Human necessities
- A24D - Cigarscigarettestobacco smoke filtersmouthpieces for cigars or cigarettesmanufacture of tobacco smoke filters or mouthpieces
- A24D 3/10 - Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
Patent holdings for IPC class A24D 3/10
Total number of patents in this class: 708
10-year publication summary
|
25
|
32
|
31
|
54
|
47
|
58
|
75
|
83
|
110
|
58
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KT & G Corporation | 3132 |
160 |
| Philip Morris Products S.A. | 8215 |
72 |
| Kolon Industries, Inc. | 1844 |
70 |
| Nicoventures Trading Limited | 4735 |
38 |
| British American Tobacco (Investments) Limited | 1002 |
26 |
| Daicel Corporation | 2544 |
25 |
| Japan Tobacco Inc. | 3549 |
23 |
| Acetate International LLC | 62 |
21 |
| delfortgroup AG | 156 |
20 |
| R.J. Reynolds Tobacco Company | 502 |
20 |
| Eastman Chemical Company | 2096 |
18 |
| Filtrona Pte. Ltd. | 60 |
18 |
| JT International S.A. | 2880 |
13 |
| R. J. Reynolds Tobacco Company | 256 |
12 |
| Altria Client Services LLC | 2438 |
9 |
| SWM Holdco Luxembourg | 44 |
9 |
| Cerdia International GmbH | 42 |
8 |
| Cqens Technologies Inc. | 41 |
8 |
| Boegli-Gravures S.A. | 125 |
7 |
| Rhodia Acetow GmbH | 31 |
7 |
| Other owners | 124 |