- All sections
- A - Human necessities
- A24F - Smokers’ requisitesmatch boxessimulated smoking devices
- A24F 9/04 - Cleaning devices for pipes
Patent holdings for IPC class A24F 9/04
Total number of patents in this class: 17
10-year publication summary
|
1
|
2
|
2
|
2
|
5
|
5
|
2
|
3
|
8
|
0
|
| 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. | 7627 |
5 |
| KT & G Corporation | 2615 |
4 |
| Greenmarket Enterprises, Inc. | 4 |
2 |
| Korea Research Institute of Chemical Technology | 1385 |
1 |
| Banana Bros, LLC | 21 |
1 |
| George Roberto, Jr. | 1 |
1 |
| Tokyo Pipe Co. Ltd. | 6 |
1 |
| Richard Schretter | 1 |
1 |
| Beijing Zhizhiguanxin Technology Co., Ltd. | 4 |
1 |
| Other owners | 0 |