Microchannel exhaust for cooling and/or purging gas turbine segment gaps
US-9518478-B2 · Dec 13, 2016 · US
by spacer elements between the blades, e.g. independent interblade platforms
by spacer elements between the blades, e.g. independent interblade platforms · 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 | F01D11/008 |
| Official title | {by spacer elements between the blades, e.g. independent interblade platforms} |
| Display label | by spacer elements between the blades, e.g. independent interblade platforms |
| Total patents | 496 |
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 | 54 |
| 2016 | 63 |
| 2017 | 59 |
| 2018 | 60 |
| 2019 | 54 |
| 2020 | 73 |
| 2021 | 57 |
| 2022 | 24 |
| 2023 | 17 |
| 2024 | 19 |
| 2025 | 15 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Split line flow path seals
US-2016348521-A1 · Dec 1, 2016 · US
Method for manufacturing a stage of a steam turbine
US-2016265368-A1 · Sep 15, 2016 · US
Assembly for plugging an aperture in a body
US-2016123373-A1 · May 5, 2016 · US
Panels of a fan of a gas turbine
US-2016069355-A1 · Mar 10, 2016 · US
Turbine nozzle components having reduced flow areas
US-2016010474-A1 · Jan 14, 2016 · US
Segmented seal for a gas turbine engine
US-2015377052-A1 · Dec 31, 2015 · US
Gas turbine rotor blade and gas turbine rotor
US-2015361814-A1 · Dec 17, 2015 · US
Segmented rim seal spacer for a gas turbine engine
US-2015354389-A1 · Dec 10, 2015 · US
Injection mold core for making a part out of composite material, the part having a closed box
US-9199401-B2 · Dec 1, 2015 · US
Energy absorbing fan blade spacer
US-9200593-B2 · Dec 1, 2015 · US
T-Shaped Platform Leading Edge Anti-Rotation Tabs
US-2015337661-A1 · Nov 26, 2015 · US
System for damping vibrations in a turbine
US-9194238-B2 · Nov 24, 2015 · US
Annulus filler
US-2015300194-A1 · Oct 22, 2015 · US
Strip seals
US-9163728-B2 · Oct 20, 2015 · US
Electrically grounding fan platforms
US-2015292338-A1 · Oct 15, 2015 · US
Reversible blade damper
US-9151165-B2 · Oct 6, 2015 · US
Annulus filler system
US-9145784-B2 · Sep 29, 2015 · US
Blisk with low stresses at blade root, preferably for an aircraft turbine engine fan
US-2015267545-A1 · Sep 24, 2015 · US
Bladed rotor
US-2015260049-A1 · Sep 17, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01D11/008?
- CPC F01D11/008 is the Cooperative Patent Classification code for “by spacer elements between the blades, e.g. independent interblade platforms.”
- How many patents are filed under CPC F01D11/008 (by spacer elements between the blades, e.g. independent interblade platforms)?
- Our database includes 496 publications tagged with this CPC code.
- Is patent activity under CPC F01D11/008 growing?
- Publication counts under this code: 19 in 2024 vs 15 in 2025 (latest complete years).