Refrigerant circuit and air-conditioning apparatus
US-2016370042-A1 · Dec 22, 2016 · US
Accumulators
Accumulators · 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 | F25B43/006 |
| Official title | {Accumulators} |
| Display label | Accumulators |
| Total patents | 716 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 21 |
| 2016 | 43 |
| 2017 | 64 |
| 2018 | 62 |
| 2019 | 71 |
| 2020 | 56 |
| 2021 | 44 |
| 2022 | 79 |
| 2023 | 79 |
| 2024 | 92 |
| 2025 | 83 |
| 2026 | 22 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat Pump With A Storage Tank
US-2016370044-A1 · Dec 22, 2016 · US
Air-conditioning apparatus
US-2016363357-A1 · Dec 15, 2016 · US
Cascade refrigeration system with modular ammonia chiller units
US-2016363356-A1 · Dec 15, 2016 · US
Heat exchange apparatus and heat pump apparatus
US-2016363351-A1 · Dec 15, 2016 · US
Refrigeration cycle apparatus
US-2016341453-A1 · Nov 24, 2016 · US
Motor vehicle heat exchanger system
US-2016334148-A1 · Nov 17, 2016 · US
Motor vehicle heat exchanger system
US-2016334170-A1 · Nov 17, 2016 · US
Refrigeration cycle apparatus
US-2016320111-A1 · Nov 3, 2016 · US
Fastening arrangement
US-2016311290-A1 · Oct 27, 2016 · US
Modular CO2 refrigeration system
US-9470435-B2 · Oct 18, 2016 · US
Combined device having an internal heat exchanger and an accumulator, and equipped with an internal multi-function component
US-9464831-B2 · Oct 11, 2016 · US
Refrigeration cycle device
US-2016280041-A1 · Sep 29, 2016 · US
Air-conditioning apparatus
US-2016245536-A1 · Aug 25, 2016 · US
Air-conditioning apparatus
US-2016245540-A1 · Aug 25, 2016 · US
Accumulator, air-conditioning apparatus and method for manufacturing accumulator
US-2016245563-A1 · Aug 25, 2016 · US
DC Heating and Cooling Systems and Methods
US-2016238292-A1 · Aug 18, 2016 · US
Vehicular air conditioner
US-2016236538-A1 · Aug 18, 2016 · US
Air conditioning system and method for controlling same
US-2016238268-A1 · Aug 18, 2016 · US
Oil line control system
US-2016238293-A1 · Aug 18, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B43/006?
- CPC F25B43/006 is the Cooperative Patent Classification code for “Accumulators.”
- How many patents are filed under CPC F25B43/006 (Accumulators)?
- Our database includes 716 publications tagged with this CPC code.
- Is patent activity under CPC F25B43/006 growing?
- Publication counts under this code: 92 in 2024 vs 83 in 2025 (latest complete years).