- All sections
- A - Human necessities
- A24B - Manufacture or preparation of tobacco for smoking or chewing; tobacco; snuff
- 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: 895
10-year publication summary
|
42
|
56
|
42
|
52
|
61
|
118
|
125
|
109
|
106
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nicoventures Trading Limited | 3441 |
161 |
| Philip Morris Products S.A. | 7310 |
124 |
| Altria Client Services LLC | 2043 |
109 |
| Philip Morris USA Inc. | 722 |
93 |
| KT & G Corporation | 2338 |
75 |
| R.J. Reynolds Tobacco Company | 512 |
51 |
| Japan Tobacco Inc. | 3488 |
49 |
| British American Tobacco (Investments) Limited | 1030 |
31 |
| Swedish Match North Europe AB | 423 |
25 |
| JT International S.A. | 2666 |
22 |
| R. J. Reynolds Tobacco Company | 266 |
11 |
| U.S. Smokeless Tobacco Company LLC | 200 |
9 |
| Nerudia Limited | 425 |
8 |
| RAI Strategic Holdings, Inc. | 1094 |
6 |
| Universidad de Alicante | 213 |
6 |
| Imperial Tobacco Limited | 575 |
5 |
| Juul Labs, Inc. | 349 |
5 |
| Zanoprima Lifesciences Limited | 13 |
5 |
| Altria Client Services Inc. | 74 |
4 |
| Modoral Brands Inc. | 31 |
4 |
| Other owners | 92 |