Air-conditioning apparatus
US-9528733-B2 · Dec 27, 2016 · US
characterised by the startup of the refrigeration cycle
characterised by the startup of the refrigeration cycle · 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 | F25B2500/26 |
| Official title | characterised by the startup of the refrigeration cycle |
| Display label | characterised by the startup of the refrigeration cycle |
| Total patents | 448 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 36 |
| 2016 | 28 |
| 2017 | 52 |
| 2018 | 56 |
| 2019 | 44 |
| 2020 | 56 |
| 2021 | 38 |
| 2022 | 38 |
| 2023 | 35 |
| 2024 | 32 |
| 2025 | 23 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Refrigerant cooling and lubrication system
US-9518767-B2 · Dec 13, 2016 · US
Refrigerant system with control to address flooded compressor operation
US-9494352-B2 · Nov 15, 2016 · US
Refrigeration apparatus
US-2016327321-A1 · Nov 10, 2016 · US
Motor control device
US-2016329844-A1 · Nov 10, 2016 · US
Motor-driven compressor
US-9482229-B2 · Nov 1, 2016 · US
An expansion valve with a two-step variable orifice area
US-2016298889-A1 · Oct 13, 2016 · US
Operation of a cascade air conditioning system with two-phase loop
US-2016258657-A1 · Sep 8, 2016 · US
Startup control apparatus of air conditioner
US-9400120-B2 · Jul 26, 2016 · US
Refrigeration cycle apparatus
US-2016209088-A1 · Jul 21, 2016 · US
An expansion valve with a variable orifice area
US-2016201957-A1 · Jul 14, 2016 · US
An expansion valve comprising a stop element
US-2016195317-A1 · Jul 7, 2016 · US
Expansion apparatus and refrigerant cycle of vehicle air conditioner using the same
US-2016195318-A1 · Jul 7, 2016 · US
Air-conditioning apparatus
US-9372021-B2 · Jun 21, 2016 · US
Apparatus and method for controlling compressor, and refrigerator having the same
US-9366246-B2 · Jun 14, 2016 · US
Refrigeration cycle apparatus with an expander to recover power from refrigerant
US-9353975-B2 · May 31, 2016 · US
Air conditioning apparatus
US-9335071-B2 · May 10, 2016 · US
Refrigerator
US-2016097579-A1 · Apr 7, 2016 · US
Compressor with flooded start control
US-2016076540-A1 · Mar 17, 2016 · US
Compressor with flooded start control
US-2016076542-A1 · Mar 17, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B2500/26?
- CPC F25B2500/26 is the Cooperative Patent Classification code for “characterised by the startup of the refrigeration cycle.”
- How many patents are filed under CPC F25B2500/26 (characterised by the startup of the refrigeration cycle)?
- Our database includes 448 publications tagged with this CPC code.
- Is patent activity under CPC F25B2500/26 growing?
- Publication counts under this code: 32 in 2024 vs 23 in 2025 (latest complete years).