Air filter arrangement; assembly; and, methods
US-9527023-B2 · Dec 27, 2016 · US
having provisions for obviating the penetration of damaging objects or particles
having provisions for obviating the penetration of damaging objects or particles · 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 | F02C7/05 |
| Official title | having provisions for obviating the penetration of damaging objects or particles |
| Display label | having provisions for obviating the penetration of damaging objects or particles |
| Total patents | 333 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 26 |
| 2016 | 35 |
| 2017 | 25 |
| 2018 | 40 |
| 2019 | 38 |
| 2020 | 36 |
| 2021 | 24 |
| 2022 | 17 |
| 2023 | 28 |
| 2024 | 28 |
| 2025 | 26 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Translating gaspath bleed valve
US-2016348685-A1 · Dec 1, 2016 · US
Turboshaft engines having improved inlet particle scavenge systems and methods for the manufacture thereof
US-9500129-B2 · Nov 22, 2016 · US
Immersed core flow inlet between rotor blade and stator vane for an unducted fan gas turbine
US-2016333734-A1 · Nov 17, 2016 · US
Inlet particle separator systems and methods
US-2016312698-A1 · Oct 27, 2016 · US
Layered ice liner
US-2016273550-A1 · Sep 22, 2016 · US
Protective device for a turbomachine
US-2016273380-A1 · Sep 22, 2016 · US
Method for operating a static gas turbine, and intake duct for intake air of a gas turbine
US-9447756-B2 · Sep 20, 2016 · US
Acoustic controlled ice deflecting auxiliary power unit inlet system
US-2016264251-A1 · Sep 15, 2016 · US
Inertial particle separator flow and particle bounce control
US-2016265434-A1 · Sep 15, 2016 · US
Filter assembly including pleat tip shapes
US-2016265436-A1 · Sep 15, 2016 · US
Adaptable inertial particle separator
US-2016265435-A1 · Sep 15, 2016 · US
Fan case ice liner for turbofan engine
US-2016258445-A1 · Sep 8, 2016 · US
Gas turbine engine cover
US-2016251893-A1 · Sep 1, 2016 · US
Method for mounting shielding on a turbine casing, and mounting assembly for implementing same
US-9429038-B2 · Aug 30, 2016 · US
Inlet particle separator system with flow passage through hub and/or shroud
US-9394827-B2 · Jul 19, 2016 · US
Aircraft and particulate detection method
US-2016202168-A1 · Jul 14, 2016 · US
Gas turbine engine
US-9387923-B2 · Jul 12, 2016 · US
Blade
US-2016177731-A1 · Jun 23, 2016 · US
Blade
US-2016177744-A1 · Jun 23, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C7/05?
- CPC F02C7/05 is the Cooperative Patent Classification code for “having provisions for obviating the penetration of damaging objects or particles.”
- How many patents are filed under CPC F02C7/05 (having provisions for obviating the penetration of damaging objects or particles)?
- Our database includes 333 publications tagged with this CPC code.
- Is patent activity under CPC F02C7/05 growing?
- Publication counts under this code: 28 in 2024 vs 26 in 2025 (latest complete years).