Insect release devices
US-2025221390-A1 · Jul 10, 2025 · US
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Fluid-operated firing mechanisms
Fluid-operated firing mechanisms · 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 | F41A19/55 |
| Official title | Fluid-operated firing mechanisms |
| Display label | Fluid-operated firing mechanisms |
| Total patents | 5 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Insect release devices
US-12262699-B2 · Apr 1, 2025 · US
Trigger actuator
US-11029113-B2 · Jun 8, 2021 · US
Trigger Actuator
US-2020256632-A1 · Aug 13, 2020 · US
Insect release devices
US-2019141969-A1 · May 16, 2019 · US