Valve device
US-11852257-B2 · Dec 26, 2023 · US
Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass · 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 | F25B47/00 |
| Official title | Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass |
| Display label | Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 8 |
| 2019 | 11 |
| 2020 | 5 |
| 2021 | 10 |
| 2022 | 10 |
| 2023 | 5 |
| 2024 | 8 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Environmental control system with optimized moisture removal
US-11780589-B2 · Oct 10, 2023 · US
Valve device
US-2023097656-A1 · Mar 30, 2023 · US
Method for suppressing the blockage of miniature Joule-Thomson cryocooler based on photothermal effect
US-11561035-B2 · Jan 24, 2023 · US
Ice maker with reversing condenser fan motor to maintain clean condenser
US-11543161-B2 · Jan 3, 2023 · US
Microchannel heat exchanger drain
US-2022349632-A1 · Nov 3, 2022 · US
Heat pumps
US-2022325548-A1 · Oct 13, 2022 · US
Refrigeration system with leak detection
US-11435124-B2 · Sep 6, 2022 · US
Evaporator and refrigerator having same
US-11408663-B2 · Aug 9, 2022 · US
Valve device
US-2022163129-A1 · May 26, 2022 · US
Valve device
US-2022163244-A1 · May 26, 2022 · US
Heat exchanger
US-2022136785-A1 · May 5, 2022 · US
Heat exchanger capable of automatically defrosting or deicing
US-2022099355-A1 · Mar 31, 2022 · US
Refrigerator and method of controlling the same
US-2022018590-A1 · Jan 20, 2022 · US
Air-cooled ammonia refrigeration systems and methods
US-11226143-B2 · Jan 18, 2022 · US
Method for suppressing the blockage of miniature joule-thomson cryocooler based on photothermal effect
US-2021389033-A1 · Dec 16, 2021 · US
Household refrigeration appliance having a closed loop speed-controlled fan and method for operating a household refrigeration appliance having a closed-loop speed-controlled fan
US-11168932-B2 · Nov 9, 2021 · US
Refrigeration cycle apparatus having foreign substance release control
US-11149999-B2 · Oct 19, 2021 · US
Compressor for refrigerating machine
US-11125231-B2 · Sep 21, 2021 · US
Arrangement and method for de-icing a heat exchanger
US-11040600-B2 · Jun 22, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B47/00?
- CPC F25B47/00 is the Cooperative Patent Classification code for “Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass.”
- How many patents are filed under CPC F25B47/00 (Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC F25B47/00 growing?
- Publication counts under this code: 8 in 2024 vs 7 in 2025 (latest complete years).