Refrigeration cycle device
US-9523518-B2 · Dec 20, 2016 · US
arranged in series
arranged in series · 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 | F25B5/04 |
| Official title | arranged in series |
| Display label | arranged in series |
| Total patents | 665 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 37 |
| 2017 | 45 |
| 2018 | 69 |
| 2019 | 75 |
| 2020 | 78 |
| 2021 | 58 |
| 2022 | 77 |
| 2023 | 69 |
| 2024 | 61 |
| 2025 | 62 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat pump system for vehicle
US-2016339766-A1 · Nov 24, 2016 · US
System and method for de-icing a heat pump
US-2016332504-A1 · Nov 17, 2016 · US
Apparatus and Methods for Pre-Heating Water with Air Conditioning Unit or Heat Pump
US-2016320093-A1 · Nov 3, 2016 · US
Intermittent Power Grid Ready Cooler
US-2016313046-A1 · Oct 27, 2016 · US
Electric expansion valve
US-2016290525-A1 · Oct 6, 2016 · US
Refrigerator with enhanced efficiency
US-2016282031-A1 · Sep 29, 2016 · US
Refrigeration cycle device
US-2016280041-A1 · Sep 29, 2016 · US
Refrigeration cycle apparatus and refrigerant circulating method
US-9453668-B2 · Sep 27, 2016 · US
Single circuit refrigeration appliance
US-2016273822-A1 · Sep 22, 2016 · US
Refrigerator
US-2016265833-A1 · Sep 15, 2016 · US
Temperature control system and method tdsf plus
US-2016262419-A1 · Sep 15, 2016 · US
Heat-pump chiller with improved heat recovery features
US-9429345-B2 · Aug 30, 2016 · US
Vehicular air conditioner
US-2016236538-A1 · Aug 18, 2016 · US
Air conditioning device for vehicle
US-2016201961-A1 · Jul 14, 2016 · US
Vehicle air conditioner
US-2016201960-A1 · Jul 14, 2016 · US
Vehicle air conditioner
US-2016201959-A1 · Jul 14, 2016 · US
Apparatus and methods for pre-heating water with air conditioning unit or heat pump
US-9389000-B2 · Jul 12, 2016 · US
Vehicle air conditioner
US-2016193896-A1 · Jul 7, 2016 · US
Evaporator liquid preheater for reducing refrigerant charge
US-2016178243-A1 · Jun 23, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B5/04?
- CPC F25B5/04 is the Cooperative Patent Classification code for “arranged in series.”
- How many patents are filed under CPC F25B5/04 (arranged in series)?
- Our database includes 665 publications tagged with this CPC code.
- Is patent activity under CPC F25B5/04 growing?
- Publication counts under this code: 61 in 2024 vs 62 in 2025 (latest complete years).