Firearm Safety Device
US-2025172363-A1 · May 29, 2025 · US
Safety plugs, e.g. for plugging-up cartridge chambers {, barrels, magazine spaces} · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F41A17/44 |
| Official title | Safety plugs, e.g. for plugging-up cartridge chambers {, barrels, magazine spaces} |
| Display label | Safety plugs, e.g. for plugging-up cartridge chambers {, barrels, magazine spaces} |
| Total patents | 7 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025172363-A1 · May 29, 2025 · US
US-11656047-B1 · May 23, 2023 · US
US-9739555-B2 · Aug 22, 2017 · US
US-2016363409-A1 · Dec 15, 2016 · US
US-2016327356-A1 · Nov 10, 2016 · US
US-2016091271-A1 · Mar 31, 2016 · US
US-9222743-B1 · Dec 29, 2015 · US