- All sections
- A - Human necessities
- A24B - Manufacture or preparation of tobacco for smoking or chewingtobaccosnuff
- A24B 15/28 - Treatment of tobacco products or tobacco substitutes by chemical substances
Patent holdings for IPC class A24B 15/28
Total number of patents in this class: 983
10-year publication summary
|
40
|
51
|
39
|
49
|
54
|
98
|
106
|
105
|
106
|
96
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nicoventures Trading Limited | 4098 |
173 |
| Philip Morris Products S.A. | 7714 |
135 |
| Altria Client Services LLC | 2227 |
118 |
| KT & G Corporation | 2674 |
105 |
| Philip Morris USA Inc. | 699 |
95 |
| Japan Tobacco Inc. | 3602 |
54 |
| R.J. Reynolds Tobacco Company | 505 |
50 |
| British American Tobacco (Investments) Limited | 1023 |
31 |
| Swedish Match North Europe AB | 470 |
27 |
| JT International S.A. | 2769 |
23 |
| R. J. Reynolds Tobacco Company | 263 |
11 |
| U.S. Smokeless Tobacco Company LLC | 192 |
9 |
| Nerudia Limited | 425 |
8 |
| RAI Strategic Holdings, Inc. | 1159 |
6 |
| Universidad de Alicante | 222 |
6 |
| Vapor Oil Technology LLC | 24 |
6 |
| Imperial Tobacco Limited | 654 |
5 |
| Juul Labs, Inc. | 404 |
5 |
| Altria Client Services Inc. | 74 |
4 |
| EM-TECH. Co., Ltd. | 85 |
4 |
| Other owners | 108 |