Cover for rotatable shaft of gas turbine engine
US-2020370445-A1 · Nov 26, 2020 · US
Shrouds, e.g. casings, covers; Sealing means specially adapted therefor
Shrouds, e.g. casings, covers; Sealing means specially adapted therefor · 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 | F16D3/84 |
| Official title | Shrouds, e.g. casings, covers; Sealing means specially adapted therefor |
| Display label | Shrouds, e.g. casings, covers; Sealing means specially adapted therefor |
| Total patents | 108 |
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 | 15 |
| 2017 | 5 |
| 2018 | 12 |
| 2019 | 11 |
| 2020 | 14 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 6 |
| 2024 | 9 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and apparatus for mechanically coupling a motor to an electrically isolated pump
US-2020361040-A1 · Nov 19, 2020 · US
Low profile flexible coupling and tool for assembling flexible couplings
US-2020347970-A1 · Nov 5, 2020 · US
Gear spindle and oil seal used therein
US-10792715-B2 · Oct 6, 2020 · US
Steering shaft and method of manufacturing steering shaft
US-2020307671-A1 · Oct 1, 2020 · US
Constant velocity universal joint
US-2020284301-A1 · Sep 10, 2020 · US
Transfer structure for vehicle
US-2020158228-A1 · May 21, 2020 · US
Clamping band attachment method and clamping band attachment apparatus
US-10610987-B2 · Apr 7, 2020 · US
Low-friction sealing device for wheel hub assemblies connected to constant-velocity joints
US-2020079150-A1 · Mar 12, 2020 · US
Constant velocity universal joint
US-10550894-B2 · Feb 4, 2020 · US
Seal and vent assembly for a vehicle driveline
US-2020003263-A1 · Jan 2, 2020 · US
Gas turbine engine and method for introducing oil in a gearbox arrangement
US-2019292945-A1 · Sep 26, 2019 · US
Universal joint
US-10400827-B2 · Sep 3, 2019 · US
Variable stiffness joint assembly having a bushing assembly
US-10385926-B2 · Aug 20, 2019 · US
Shaft-hub connection
US-10378592-B2 · Aug 13, 2019 · US
Fixing band for constant-velocity universal joint boot
US-10364833-B2 · Jul 30, 2019 · US
A boot and retention member assembly for a constant velocity joint
US-2019101166-A1 · Apr 4, 2019 · US
Rotational driving force transmission mechanism
US-2019085891-A1 · Mar 21, 2019 · US
High-pressure rotating sealing coupling with continuous expandable ring
US-10202967-B2 · Feb 12, 2019 · US
Direct pinion mount constant velocity joint
US-2019040916-A1 · Feb 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D3/84?
- CPC F16D3/84 is the Cooperative Patent Classification code for “Shrouds, e.g. casings, covers; Sealing means specially adapted therefor.”
- How many patents are filed under CPC F16D3/84 (Shrouds, e.g. casings, covers; Sealing means specially adapted therefor)?
- Our database includes 108 publications tagged with this CPC code.
- Is patent activity under CPC F16D3/84 growing?
- Publication counts under this code: 9 in 2024 vs 6 in 2025 (latest complete years).