- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F41B - Weapons for projecting missiles without use of explosive or combustible propellant charge; weapons not otherwise provided for
- F41B 11/721 - Valves; Arrangement of valves for controlling gas pressure for both firing the projectile and for loading or feeding
Patent holdings for IPC class F41B 11/721
Total number of patents in this class: 37
10-year publication summary
|
3
|
7
|
3
|
7
|
6
|
3
|
3
|
10
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Crosman Corporation | 181 |
5 |
| Kore Outdoor (US) Inc. | 200 |
5 |
| Legacy Products LLC | 3 |
3 |
| Unit Solutions, Inc. | 18 |
3 |
| War Machine, Inc. | 3 |
2 |
| Valka Airguns, LLC | 2 |
2 |
| Gardner and Gardner Realty Co., Inc. | 9 |
2 |
| Chao-Hsiung CHO | 3 |
1 |
| Dye Precision, Inc. | 15 |
1 |
| Jacky Yau Yu Chan | 1 |
1 |
| Nelson Siu Kau LIN | 1 |
1 |
| Planet Eclipse Limited | 71 |
1 |
| Polaris Armament Industry Corp. | 2 |
1 |
| Real Action Paintball, Inc. (rap4) | 3 |
1 |
| Stanley Shu-Wing Lam | 1 |
1 |
| Tokyo Marui Co., Ltd. | 65 |
1 |
| Wingun Technology Co., Ltd. | 2 |
1 |
| Marshall, James Nicholas | 2 |
1 |
| Zhongshan New Swan Technology Co., Ltd. | 6 |
1 |
| Polarstar Engineering & Machine LLC | 4 |
1 |
| Other owners | 2 |