- All sections
- A - Human necessities
- A24B - Manufacture or preparation of tobacco for smoking or chewingtobaccosnuff
- A24B 15/24 - Treatment of tobacco products or tobacco substitutes by extractionTobacco extracts
Patent holdings for IPC class A24B 15/24
Total number of patents in this class: 655
10-year publication summary
|
33
|
31
|
48
|
33
|
40
|
70
|
68
|
61
|
67
|
76
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nicoventures Trading Limited | 4098 |
91 |
| R.J. Reynolds Tobacco Company | 505 |
80 |
| Japan Tobacco Inc. | 3602 |
74 |
| KT & G Corporation | 2674 |
67 |
| Philip Morris Products S.A. | 7714 |
62 |
| British American Tobacco (Investments) Limited | 1023 |
44 |
| Altria Client Services LLC | 2227 |
36 |
| R. J. Reynolds Tobacco Company | 263 |
28 |
| Philip Morris USA Inc. | 699 |
13 |
| 22nd Century Limited, LLC | 92 |
9 |
| JT International S.A. | 2769 |
9 |
| EM-TECH. Co., Ltd. | 85 |
8 |
| North Carolina State University | 1574 |
5 |
| British American Tobacco (Germany) GmbH | 92 |
4 |
| Nerudia Limited | 425 |
4 |
| Swedish Match North Europe AB | 470 |
4 |
| HEXO Operations Inc. | 183 |
4 |
| Inner Mongolia Kunming Cigarette Co., Ltd. | 6 |
4 |
| Schweitzer-Mauduit International, Inc. | 45 |
3 |
| University of Kentucky Research Foundation | 692 |
3 |
| Other owners | 103 |