Lubricant management for an hvacr system
US-2021396436-A1 · Dec 23, 2021 · US
Expansion means; Dispositions thereof
Expansion means; Dispositions thereof · 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 | F25B41/30 |
| Official title | Expansion means; Dispositions thereof |
| Display label | Expansion means; Dispositions thereof |
| Total patents | 294 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 5 |
| 2017 | 9 |
| 2018 | 13 |
| 2019 | 9 |
| 2020 | 7 |
| 2021 | 40 |
| 2022 | 43 |
| 2023 | 49 |
| 2024 | 55 |
| 2025 | 43 |
| 2026 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fabricated air conditioner wall and operation method thereof
US-2021364174-A1 · Nov 25, 2021 · US
Thermal management system
US-11167620-B2 · Nov 9, 2021 · US
Valve drive device
US-11098815-B2 · Aug 24, 2021 · US
Air conditioning device for vehicle
US-2021252943-A1 · Aug 19, 2021 · US
Integrated refrigeration and air conditioning system
US-11009266-B2 · May 18, 2021 · US
Multi-type air conditioner
US-2021131695-A1 · May 6, 2021 · US
Apparatus for heat transfer, utilizing the Joule Thomson (JT) effect, for crowning upon heat-emitting devices
US-10914495-B2 · Feb 9, 2021 · US
Refrigeration cycle apparatus
US-2020408445-A1 · Dec 31, 2020 · US
Linear expander and cryogenic refrigeration system including the same
US-10852040-B2 · Dec 1, 2020 · US
Electronic expansion valve
US-2020355274-A9 · Nov 12, 2020 · US
Valve drive device
US-10781932-B2 · Sep 22, 2020 · US
Ejector and refrigeration system
US-2020292219-A1 · Sep 17, 2020 · US
Two-pipe enhanced-vapor-injection outdoor unit and multi-split system
US-2020158384-A1 · May 21, 2020 · US
Thermal management system
US-2020070628-A1 · Mar 5, 2020 · US
Dehumidifier
US-10514192-B2 · Dec 24, 2019 · US
Air conditioner
US-2019376727-A1 · Dec 12, 2019 · US
Electronic expansion valve
US-2019368618-A1 · Dec 5, 2019 · US
Valve drive device
US-2019368627-A1 · Dec 5, 2019 · US
Valve drive device
US-2019368628-A1 · Dec 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B41/30?
- CPC F25B41/30 is the Cooperative Patent Classification code for “Expansion means; Dispositions thereof.”
- How many patents are filed under CPC F25B41/30 (Expansion means; Dispositions thereof)?
- Our database includes 294 publications tagged with this CPC code.
- Is patent activity under CPC F25B41/30 growing?
- Publication counts under this code: 55 in 2024 vs 43 in 2025 (latest complete years).