- 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 11/72 - Valves; Arrangement of valves
Patent holdings for IPC class F41B 11/72
Total number of patents in this class: 43
10-year publication summary
|
9
|
9
|
4
|
5
|
2
|
6
|
3
|
3
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hasbro, Inc. | 2234 |
3 |
| Gardner and Gardner Realty Co., Inc. | 9 |
3 |
| Gamo Outdoor, SL | 95 |
2 |
| Kore Outdoor (US) Inc. | 200 |
2 |
| LTL Munitions Ltd. | 5 |
2 |
| Flyerworks LLP | 2 |
2 |
| Lockheed Martin Corporation | 3406 |
1 |
| Chao-Hsiung CHO | 3 |
1 |
| Crosman Corporation | 181 |
1 |
| Dvorak, Vojtech | 1 |
1 |
| FX Airguns AB | 12 |
1 |
| Jacky Yau Yu Chan | 1 |
1 |
| Long Range, LLC | 1 |
1 |
| Martin Engineering Company | 110 |
1 |
| Maruzen Company Limited | 32 |
1 |
| Nelson Siu Kau LIN | 1 |
1 |
| Real Action Paintball, Inc. (rap4) | 3 |
1 |
| Rheinmetall Waffe Munition GmbH | 559 |
1 |
| Stanley Shu-Wing Lam | 1 |
1 |
| Tippmann Sports, LLC | 25 |
1 |
| Other owners | 15 |