- All sections
- A - Human necessities
- A24D - Cigarscigarettestobacco smoke filtersmouthpieces for cigars or cigarettesmanufacture of tobacco smoke filters or mouthpieces
- A24D 3/06 - Use of materials for tobacco smoke filters
Patent holdings for IPC class A24D 3/06
Total number of patents in this class: 1188
10-year publication summary
|
68
|
68
|
81
|
87
|
100
|
97
|
117
|
104
|
115
|
63
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KT & G Corporation | 3132 |
169 |
| Philip Morris Products S.A. | 8215 |
154 |
| Nicoventures Trading Limited | 4735 |
84 |
| British American Tobacco (Investments) Limited | 1002 |
80 |
| Kolon Industries, Inc. | 1844 |
78 |
| Philip Morris USA Inc. | 652 |
60 |
| Altria Client Services LLC | 2438 |
46 |
| Japan Tobacco Inc. | 3549 |
43 |
| R.J. Reynolds Tobacco Company | 502 |
42 |
| JT International S.A. | 2880 |
33 |
| Filtrona Pte. Ltd. | 60 |
21 |
| Eastman Chemical Company | 2096 |
20 |
| Acetate International LLC | 62 |
20 |
| R. J. Reynolds Tobacco Company | 256 |
19 |
| delfortgroup AG | 156 |
17 |
| Essentra Filter Products Development Co. Pte. Ltd. | 49 |
15 |
| Good Tree International Inc, DBA King Palm | 32 |
14 |
| China Tobacco Yunnan Industrial Co., Ltd. | 278 |
11 |
| Essentra Filter Products Limited | 29 |
11 |
| Sunsho Pharmaceutical Co., Ltd. | 55 |
9 |
| Other owners | 242 |