Bolt carrier and bolt for gas operated firearms
US-2025389502-A1 · Dec 25, 2025 · US
the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F41A3/16 |
| Official title | the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks |
| Display label | the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks |
| Total patents | 17 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2017 | 5 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025389502-A1 · Dec 25, 2025 · US
US-12270616-B2 · Apr 8, 2025 · US
US-2023304760-A1 · Sep 28, 2023 · US
US-11662169-B2 · May 30, 2023 · US
US-11353275-B2 · Jun 7, 2022 · US
US-2022011067-A1 · Jan 13, 2022 · US
US-2021285736-A1 · Sep 16, 2021 · US
US-11067352-B2 · Jul 20, 2021 · US
US-2020166303-A1 · May 28, 2020 · US
US-10309739-B2 · Jun 4, 2019 · US
US-10203172-B2 · Feb 12, 2019 · US
US-2018094889-A1 · Apr 5, 2018 · US
US-2017198993-A1 · Jul 13, 2017 · US
US-9702649-B1 · Jul 11, 2017 · US
US-9658011-B2 · May 23, 2017 · US
US-9638483-B1 · May 2, 2017 · US
US-9618284-B1 · Apr 11, 2017 · US