Seal assembly
US-2025146581-A1 · May 8, 2025 · US
lathed, e.g. rotation symmetrical
lathed, e.g. rotation symmetrical · 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 | F05D2250/293 |
| Official title | lathed, e.g. rotation symmetrical |
| Display label | lathed, e.g. rotation symmetrical |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 6 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Carbon face seal
US-12276339-B2 · Apr 15, 2025 · US
Seal assembly
US-12228221-B2 · Feb 18, 2025 · US
Carbon Face Seal
US-2024295269-A1 · Sep 5, 2024 · US
Corrugated stiffening devices utilizing peaks and valleys and methods of manufacture
US-2024270397-A1 · Aug 15, 2024 · US
Undercut groove and chamfer for rim seal
US-12055044-B1 · Aug 6, 2024 · US
Corrugated stiffening devices utilizing peaks and valleys and methods of manufacture
US-11993388-B2 · May 28, 2024 · US
System and method for machining a slot in an inner surface of a casing for a gas turbine engine
US-11925991-B2 · Mar 12, 2024 · US
Corrugated stiffening devices utilizing peaks and valleys and methods of manufacture
US-2023066332-A1 · Mar 2, 2023 · US
System and method for machining a slot in an inner surface of a casing for a gas turbine engine
US-2022362865-A1 · Nov 17, 2022 · US
System and method for machining a slot in an inner surface of a casing for a gas turbine engine
US-11400527-B2 · Aug 2, 2022 · US
Seal assembly
US-2022186842-A1 · Jun 16, 2022 · US
Rotor for a turbocharger
US-11306615-B2 · Apr 19, 2022 · US
System and method for machining a slot in an inner surface of a casing for a gas turbine engine
US-2021129236-A1 · May 6, 2021 · US
Labyrinth seal for a turbine engine of an aircraft
US-10947857-B2 · Mar 16, 2021 · US
Assembly of turbine blades and corresponding article of manufacture
US-2021040855-A1 · Feb 11, 2021 · US
Rotor for a turbocharger
US-2020217221-A1 · Jul 9, 2020 · US
Airfoil containment structure including a notched and tapered inner shell
US-10704414-B2 · Jul 7, 2020 · US
Labyrinth seal for a turbine engine of an aircraft
US-2019093494-A1 · Mar 28, 2019 · US
Core component having toroidal structures
US-10094225-B2 · Oct 9, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2250/293?
- CPC F05D2250/293 is the Cooperative Patent Classification code for “lathed, e.g. rotation symmetrical.”
- How many patents are filed under CPC F05D2250/293 (lathed, e.g. rotation symmetrical)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC F05D2250/293 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).