Refrigeration system with a scroll machine having a plate inserted in a base of the scroll machine
US-12510073-B2 · Dec 30, 2025 · US
Wear plates
Wear plates · 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 | F04C2240/801 |
| Official title | Wear plates |
| Display label | Wear plates |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 12 |
| 2023 | 6 |
| 2024 | 11 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Quieted front exhaust motor
US-12496699-B2 · Dec 16, 2025 · US
Non-lubricated compressor with abradable sealing element and related method for assembling it
US-12345262-B2 · Jul 1, 2025 · US
Pump body assembly, compressor and air conditioner
US-12305643-B2 · May 20, 2025 · US
Non-lubricated system with abradable sealing element, corresponding sealing element and method for assembling the system
US-12209586-B2 · Jan 28, 2025 · US
Non-lubricated compressor with abradable sealing element and related method for assembling it
US-2024426300-A1 · Dec 26, 2024 · US
Spiral compressor with running sleeves locked axially but able to rotate
US-12135027-B2 · Nov 5, 2024 · US
Sliding component
US-12135030-B2 · Nov 5, 2024 · US
Quieted front exhaust motor
US-2024351180-A1 · Oct 24, 2024 · US
Rotary engine shim design for floating side plates
US-12123370-B2 · Oct 22, 2024 · US
Rotary engine shim design for floating side plates
US-2024301839-A1 · Sep 12, 2024 · US
Scroll pump having a biasing apparatus for axially movable fixed and orbiting scrolls against each other via first and second pads that formed material from fixed and orbiting scrolls
US-12049891-B2 · Jul 30, 2024 · US
Spiral compressor
US-2024159237-A1 · May 16, 2024 · US
Scroll compressor
US-11939976-B2 · Mar 26, 2024 · US
Sliding component
US-11913454-B2 · Feb 27, 2024 · US
Scroll machine and refrigeration system
US-2024060492-A1 · Feb 22, 2024 · US
Electric compressor
US-11773850-B2 · Oct 3, 2023 · US
Sliding component
US-2023258181-A1 · Aug 17, 2023 · US
Sliding component
US-2023258182-A1 · Aug 17, 2023 · US
Pump body assembly, compressor and air conditioner
US-2023160387-A1 · May 25, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04C2240/801?
- CPC F04C2240/801 is the Cooperative Patent Classification code for “Wear plates.”
- How many patents are filed under CPC F04C2240/801 (Wear plates)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC F04C2240/801 growing?
- Publication counts under this code: 11 in 2024 vs 5 in 2025 (latest complete years).