Aircraft turbofan comprising an intermediate ring with simplified downstream support
US-9528441-B2 · Dec 27, 2016 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02K3/072 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 304 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 39 |
| 2016 | 32 |
| 2017 | 33 |
| 2018 | 32 |
| 2019 | 33 |
| 2020 | 48 |
| 2021 | 29 |
| 2022 | 21 |
| 2023 | 16 |
| 2024 | 15 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pitch control of contra-rotating airfoil blades
US-2016368592-A1 · Dec 22, 2016 · US
Geared architecture for a gas turbine engine
US-2016356225-A1 · Dec 8, 2016 · US
Gas turbine engine airfoil
US-2016341217-A1 · Nov 24, 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
Radial control shaft for a device for controlling the pitch of fan blades of a turbine engine having an unducted fan, and a method of mounting such a shaft
US-2016333709-A1 · Nov 17, 2016 · US
Gas turbine engine comprising three rotary bodies
US-9494077-B2 · Nov 15, 2016 · US
Epicyclic reduction device for the rotational drive of blade sets of a reduction turbomachine
US-2016326964-A1 · Nov 10, 2016 · US
Gas turbomachine including a counter-flow cooling system and method
US-2016305281-A1 · Oct 20, 2016 · US
Turbo-engine including two separate ventilation flows
US-2016290236-A1 · Oct 6, 2016 · US
Transverse-mounted power turbine drive system
US-2016290227-A1 · Oct 6, 2016 · US
Architecture for an axially compact, high performance propulsion system
US-2016290226-A1 · Oct 6, 2016 · US
Sealing device having a sleeve for the passage of a connecting rod of a system for controlling the orientation of the blower blades of a turboprop engine through a partition
US-9416733-B2 · Aug 16, 2016 · US
Aircraft with counter-rotating turbofan engines
US-2016185460-A1 · Jun 30, 2016 · US
Pitch control of contra-rotating airfoil blades
US-9376202-B2 · Jun 28, 2016 · US
Geared fan with inner counter rotating compressor
US-2016076459-A1 · Mar 17, 2016 · US
Gas turbine engine with high speed low pressure turbine section
US-2016061052-A1 · Mar 3, 2016 · US
Gas turbine engine with mount for low pressure turbine section
US-2016053631-A1 · Feb 25, 2016 · US
Counter-rotating low pressure turbine without turbine exhaust case
US-2016040594-A1 · Feb 11, 2016 · US
Nozzle for an aircraft turboprop engine with an unducted fan
US-2016032863-A1 · Feb 4, 2016 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02K3/072?
- CPC F02K3/072 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02K3/072 (Mechanical Engineering)?
- Our database includes 304 publications tagged with this CPC code.
- Is patent activity under CPC F02K3/072 growing?
- Publication counts under this code: 15 in 2024 vs 5 in 2025 (latest complete years).