- 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 21/00 - Barrels or gun tubes; Muzzle attachments; Barrel mounting means
Patent holdings for IPC class F41A 21/00
Total number of patents in this class: 290
10-year publication summary
|
30
|
49
|
43
|
33
|
26
|
17
|
16
|
7
|
8
|
3
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sturm, Ruger & Company, Inc. | 295 |
18 |
| SureFire, LLC | 332 |
14 |
| Rock River Arms, Inc. | 105 |
6 |
| Smith & Wesson Inc. | 376 |
6 |
| CGS Technology, LLC | 9 |
6 |
| Daniel Defense LLC | 60 |
6 |
| Jje Brands, LLC | 171 |
6 |
| Colt's Manufacturing IP Holding Company LLC | 86 |
5 |
| Gamo Outdoor, SL | 92 |
5 |
| LWRC International LLC | 64 |
5 |
| The United States of America as represented by the Secretary of the Army | 1306 |
4 |
| SilencerCo, LLC | 51 |
4 |
| American Flowform Products, LLC | 11 |
4 |
| The Boeing Company | 20387 |
3 |
| Aero Precision, LLC | 29 |
3 |
| Benelli Armi S.p.A. | 69 |
3 |
| Colt Defense LLC | 17 |
3 |
| Daniel Defense, Inc. | 39 |
3 |
| General Dynamics Ordnance and Tactical Systems - Canada Inc. | 86 |
3 |
| Metal Storm Limited | 11 |
3 |
| Other owners | 180 |