- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F41A - Functional features or details common to both smallarms and ordnance, e.g. cannons; mountings for smallarms or ordnance
- F41A 3/66 - Breech housings or frames; Receivers
Patent holdings for IPC class F41A 3/66
Total number of patents in this class: 604
10-year publication summary
|
55
|
113
|
115
|
94
|
101
|
114
|
88
|
89
|
62
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| WHG Properties, LLC | 330 |
23 |
| Smith & Wesson Inc. | 338 |
19 |
| GLOCK Technology GmbH | 108 |
16 |
| Blackhawk Manufacturing Group Inc. | 27 |
14 |
| Sturm, Ruger & Company, Inc. | 287 |
13 |
| FM Products, Inc. | 25 |
12 |
| Magpul Industries Corporation | 602 |
12 |
| Strike Industries, Inc. | 55 |
11 |
| Colt's Manufacturing IP Holding Company LLC | 58 |
10 |
| Rock River Arms, Inc. | 101 |
10 |
| Savage Arms, Inc. | 77 |
10 |
| SIG SAUER Inc. | 334 |
10 |
| Heckler & Koch GmbH | 246 |
9 |
| Peppermill Design, LLC | 11 |
8 |
| FN Herstal SA | 220 |
7 |
| T-Worx Holdings, LLC | 42 |
7 |
| LWRC International LLC | 73 |
6 |
| Battlearms IP, LLC | 86 |
6 |
| 2A Safe Harbor LLC | 6 |
6 |
| Agency Arms, LLC | 42 |
5 |
| Other owners | 390 |