- All sections
- A - Human necessities
- A24D - Cigarscigarettestobacco smoke filtersmouthpieces for cigars or cigarettesmanufacture of tobacco smoke filters or mouthpieces
- A24D 3/08 - Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
Patent holdings for IPC class A24D 3/08
Total number of patents in this class: 185
10-year publication summary
|
6
|
9
|
8
|
5
|
10
|
23
|
11
|
22
|
22
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KT & G Corporation | 2674 |
26 |
| Philip Morris Products S.A. | 7714 |
21 |
| Japan Tobacco Inc. | 3602 |
13 |
| R.J. Reynolds Tobacco Company | 505 |
13 |
| Kolon Industries, Inc. | 1703 |
11 |
| British American Tobacco (Investments) Limited | 1023 |
10 |
| R. J. Reynolds Tobacco Company | 263 |
10 |
| Good Tree International Inc, DBA King Palm | 41 |
10 |
| Beijing Zhongkegaoyi Yinqing Jishu Co., Ltd. | 5 |
5 |
| Nicoventures Trading Limited | 4098 |
5 |
| Philip Morris USA Inc. | 699 |
3 |
| Celanese Acetate LLC | 69 |
3 |
| China Tobacco Guangdong Industrial Co.,Ltd. | 38 |
3 |
| Essentra Filter Products Development Co. Pte. Ltd. | 52 |
3 |
| Aristocrat Technologies Australia Pty Ltd. | 4087 |
2 |
| Massachusetts Institute of Technology | 10117 |
2 |
| China Tobacco Yunnan Industrial Co., Ltd. | 255 |
2 |
| JT International S.A. | 2769 |
2 |
| Cqens Technologies Inc. | 36 |
2 |
| Mativ Holdings, Inc. | 87 |
2 |
| Other owners | 37 |