- 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 4/00 - Friction-wheel operated launchers
Patent holdings for IPC class F41B 4/00
Total number of patents in this class: 84
10-year publication summary
|
7
|
3
|
11
|
6
|
10
|
13
|
7
|
7
|
11
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hasbro, Inc. | 2234 |
13 |
| Easebon Services Limited | 176 |
13 |
| Seattle Sport Sciences, Inc. | 21 |
5 |
| Jugs Sports, Inc. | 30 |
4 |
| Sports Attack, LLC | 19 |
4 |
| SZ DJI Technology Co., Ltd | 6791 |
4 |
| Monarc Inc. | 6 |
4 |
| Easebon Services Limited | 27 |
4 |
| Toca Football, Inc. | 71 |
3 |
| ZipString LLC | 11 |
3 |
| Franklin Sports, Inc. | 261 |
2 |
| Saab AB | 814 |
2 |
| Wilson Sporting Goods Co. | 783 |
2 |
| Cloudgate Corp. | 2 |
2 |
| H.P. Shelby Manufacturing Ltd. | 4 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
| Acushnet Company | 2337 |
1 |
| Spin Master Ltd. | 1601 |
1 |
| About 52 Feet LLC | 2 |
1 |
| Hedeen International, LLC | 11 |
1 |
| Other owners | 12 |