Rocket-engine turbopump
US-11466645-B2 · Oct 11, 2022 · US
traversed by the working-fluid substantially axially
traversed by the working-fluid substantially axially · 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 | F01D1/20 |
| Official title | traversed by the working-fluid substantially axially |
| Display label | traversed by the working-fluid substantially axially |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 7 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fault tolerant turbine speed control system
US-11322267-B2 · May 3, 2022 · US
Turbomachine having an airflow management assembly
US-11156097-B2 · Oct 26, 2021 · US
Internal combustion engine
US-10774675-B2 · Sep 15, 2020 · US
Turbomachine Having an Airflow Management Assembly
US-2020263550-A1 · Aug 20, 2020 · US
Rocket-engine turbopump
US-2020248650-A1 · Aug 6, 2020 · US
Fault tolerant turbine speed control system
US-2020027595-A1 · Jan 23, 2020 · US
Stationary blades for a steam turbine and method of assembling same
US-10539019-B2 · Jan 21, 2020 · US
System and method for blade access in turbomachinery
US-10502057-B2 · Dec 10, 2019 · US
Axial flow rotating machine, and rotor blade member
US-2019360350-A1 · Nov 28, 2019 · US
Internal combustion engine
US-2019309648-A1 · Oct 10, 2019 · US
Fault tolerant turbine speed control system
US-10311985-B2 · Jun 4, 2019 · US
Axial turbomachine compressor outer casing with seal
US-10082038-B2 · Sep 25, 2018 · US
Stationary blades for a steam turbine and method of assembling same
US-2018045053-A1 · Feb 15, 2018 · US
Fan rotor, in particular for a turbine engine
US-9863277-B2 · Jan 9, 2018 · US
Machine train for producing nitric acid
US-2017291815-A1 · Oct 12, 2017 · US
Slotted washer pad for stage impellers of submersible centrifugal well pump
US-9745991-B2 · Aug 29, 2017 · US
Radial-inflow type axial flow turbine and turbocharger
US-9745859-B2 · Aug 29, 2017 · US
Radiographic markers for partial penetration welded joints
US-9724785-B2 · Aug 8, 2017 · US
Compartment based inlet particle separator system
US-9719352-B2 · Aug 1, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01D1/20?
- CPC F01D1/20 is the Cooperative Patent Classification code for “traversed by the working-fluid substantially axially.”
- How many patents are filed under CPC F01D1/20 (traversed by the working-fluid substantially axially)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC F01D1/20 growing?
- Publication counts under this code: 1 in 2021 vs 2 in 2022 (latest complete years).