- All sections
- A - Human necessities
- A24D - Cigars; cigarettes; tobacco smoke filters; mouthpieces for cigars or cigarettes; manufacture 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: 993
10-year publication summary
|
60
|
68
|
68
|
79
|
86
|
100
|
96
|
114
|
99
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Philip Morris Products S.A. | 7310 |
145 |
| KT & G Corporation | 2338 |
104 |
| British American Tobacco (Investments) Limited | 1030 |
80 |
| Nicoventures Trading Limited | 3441 |
70 |
| Philip Morris USA Inc. | 722 |
66 |
| R.J. Reynolds Tobacco Company | 512 |
44 |
| Japan Tobacco Inc. | 3488 |
41 |
| Altria Client Services LLC | 2043 |
37 |
| Kolon Industries, Inc. | 1589 |
32 |
| JT International S.A. | 2666 |
25 |
| Essentra Filter Products Development Co. Pte. Ltd. | 76 |
25 |
| R. J. Reynolds Tobacco Company | 266 |
19 |
| Acetate International LLC | 63 |
19 |
| Eastman Chemical Company | 2258 |
17 |
| delfortgroup AG | 149 |
14 |
| Good Tree International Inc, DBA King Palm | 40 |
14 |
| Essentra Filter Products Limited | 29 |
11 |
| V. Mane Fils | 163 |
10 |
| Celanese Acetate LLC | 72 |
8 |
| China Tobacco Yunnan Industrial Co., Ltd. | 244 |
8 |
| Other owners | 204 |