System and method for managing and tracking refrigerant fluid
US-2026092729-A1 · Apr 2, 2026 · US
characterised by the weighing of refrigerant or oil
characterised by the weighing of refrigerant or oil · 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 | F25B2345/007 |
| Official title | characterised by the weighing of refrigerant or oil |
| Display label | characterised by the weighing of refrigerant or oil |
| Total patents | 49 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and systems for thermal fluid conditioning and delivery
US-12447419-B2 · Oct 21, 2025 · US
Integrated system and process for producing reclaimed, stabilized and traceable refrigerant compositions
US-2025270432-A1 · Aug 28, 2025 · US
System including recovery pump and vacuum pump
US-2025250978-A1 · Aug 7, 2025 · US
System including recovery pump and vacuum pump
US-12286968-B2 · Apr 29, 2025 · US
System and method for detecting refrigerant leakage and charging a climate-control system with refrigerant
US-12241669-B2 · Mar 4, 2025 · US
Refrigerant charging method
US-12235027-B2 · Feb 25, 2025 · US
Refrigerant charging method, heat source unit, and renewed refrigeration cycle apparatus
US-11994323-B2 · May 28, 2024 · US
Refrigerant charging method
US-11988426-B2 · May 21, 2024 · US
Recycle information management system
US-11953247-B2 · Apr 9, 2024 · US
Additional-filling-amount management system
US-11874037-B2 · Jan 16, 2024 · US
Methods and Systems for Thermal Fluid Conditioning and Delivery
US-2023372839-A1 · Nov 23, 2023 · US
Scale lock
US-11698214-B2 · Jul 11, 2023 · US
Refrigerant charging systems and methods
US-2023184473-A1 · Jun 15, 2023 · US
Systems and methods for leak detection and refrigerant charging
US-11604019-B2 · Mar 14, 2023 · US
Refrigerant amount management system
US-11402137-B2 · Aug 2, 2022 · US
Scale Lock
US-2022196303-A1 · Jun 23, 2022 · US
System including recovery pump and vacuum pump
US-2022099087-A1 · Mar 31, 2022 · US
Additional-filling-amount management system
US-2022074635-A1 · Mar 10, 2022 · US
Refrigerant amount management system
US-2022065510-A1 · Mar 3, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B2345/007?
- CPC F25B2345/007 is the Cooperative Patent Classification code for “characterised by the weighing of refrigerant or oil.”
- How many patents are filed under CPC F25B2345/007 (characterised by the weighing of refrigerant or oil)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC F25B2345/007 growing?
- Publication counts under this code: 4 in 2024 vs 6 in 2025 (latest complete years).