Firearm sound suppressor with peripheral venting
US-2025321069-A1 · Oct 16, 2025 · US
Flash dampers
Flash dampers · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F41A21/34 |
| Official title | Flash dampers |
| Display label | Flash dampers |
| Total patents | 66 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 7 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 9 |
| 2021 | 7 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Muzzle device assemblies
US-12359886-B2 · Jul 15, 2025 · US
Muzzle mount assembly
US-12313361-B2 · May 27, 2025 · US
Toolless suppressor mount
US-12235062-B2 · Feb 25, 2025 · US
End cap muzzle control
US-2024353195-A1 · Oct 24, 2024 · US
Muzzle device assemblies
US-2024280340-A1 · Aug 22, 2024 · US
End cap muzzle control
US-12025390-B2 · Jul 2, 2024 · US
Firearm suppressor with gas deflector
US-11971235-B2 · Apr 30, 2024 · US
Toolless supressor mount
US-2024077273-A1 · Mar 7, 2024 · US
Muzzle mount assembly
US-2024060742-A1 · Feb 22, 2024 · US
Machine gun suppressor
US-11859932-B1 · Jan 2, 2024 · US
Machine gun suppressor
US-2023417507-A1 · Dec 28, 2023 · US
Diverging central bore for firearm sound suppressor
US-2023288162-A1 · Sep 14, 2023 · US
Firearm sound suppressor with peripheral venting
US-2023039423-A1 · Feb 9, 2023 · US
Firearm sound suppressor with peripheral venting
US-2023021170-A1 · Jan 19, 2023 · US
End cap muzzle control
US-2022397364-A1 · Dec 15, 2022 · US
Firearm sound suppressor with peripheral venting
US-2022276016-A1 · Sep 1, 2022 · US
Integrated flash hider for small arms suppressors
US-11280571-B2 · Mar 22, 2022 · US
Suppressor with reduced gas back flow and integral flash hider
US-11255623-B2 · Feb 22, 2022 · US
Suppressor with integral flash hider and reduced gas back flow
US-11162753-B2 · Nov 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F41A21/34?
- CPC F41A21/34 is the Cooperative Patent Classification code for “Flash dampers.”
- How many patents are filed under CPC F41A21/34 (Flash dampers)?
- Our database includes 66 publications tagged with this CPC code.
- Is patent activity under CPC F41A21/34 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).