- All sections
- A - Human necessities
- A24F - Smokers’ requisitesmatch boxessimulated smoking devices
- A24F 1/20 - Tobacco pipes with arrangements for cleaning or cooling the smoke with absorbent linings
Patent holdings for IPC class A24F 1/20
Total number of patents in this class: 16
10-year publication summary
|
0
|
0
|
1
|
1
|
1
|
2
|
8
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KT & G Corporation | 3123 |
8 |
| Philip Morris Products S.A. | 8181 |
2 |
| JT International S.A. | 2870 |
2 |
| Philip Morris USA Inc. | 654 |
1 |
| Infineon Technologies AG | 8402 |
1 |
| R.J. Reynolds Tobacco Company | 501 |
1 |
| Essentra Filter Products Development Co. Pte. Ltd. | 49 |
1 |
| Other owners | 0 |