Heat pump apparatus
US-10473367-B2 · Nov 12, 2019 · US
with compressor of reciprocating-piston type ({F25B1/005,} F25B1/10 take precedence)
with compressor of reciprocating-piston type ({F25B1/005,} F25B1/10 take precedence) · 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 | F25B1/02 |
| Official title | with compressor of reciprocating-piston type ({F25B1/005,} F25B1/10 take precedence) |
| Display label | with compressor of reciprocating-piston type ({F25B1/005,} F25B1/10 take precedence) |
| Total patents | 172 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 10 |
| 2017 | 15 |
| 2018 | 20 |
| 2019 | 22 |
| 2020 | 21 |
| 2021 | 26 |
| 2022 | 19 |
| 2023 | 12 |
| 2024 | 10 |
| 2025 | 8 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Clothes treating apparatus and method for controlling same
US-2019330790-A1 · Oct 31, 2019 · US
Discharge conduit connection for a compressor
US-10415558-B2 · Sep 17, 2019 · US
Compressor
US-2019249653-A1 · Aug 15, 2019 · US
Heat transfer compositions, methods and systems
US-2019153283-A1 · May 23, 2019 · US
Closed compressor and refrigeration device using the same
US-10295233-B2 · May 21, 2019 · US
Reciprocating type compressor
US-2019093649-A1 · Mar 28, 2019 · US
Refrigerant compressor and freezing apparatus using same
US-2019032971-A1 · Jan 31, 2019 · US
Converting compressor to variable vi compressor
US-2018356128-A1 · Dec 13, 2018 · US
Discharge conduit connection for a compressor
US-2018335027-A1 · Nov 22, 2018 · US
Refrigerator adopting linear compressor and control method thereof
US-2018306477-A1 · Oct 25, 2018 · US
Compressor having a pressurized case
US-10072655-B2 · Sep 11, 2018 · US
Cylinder head for compressor
US-2018238316-A1 · Aug 23, 2018 · US
Closed compressor and refrigeration device
US-2018216609-A1 · Aug 2, 2018 · US
Reciprocating Compressor Provided with Suction Valves Arrangement
US-2018171993-A1 · Jun 21, 2018 · US
Sealed compressor and refrigeration device
US-10001116-B2 · Jun 19, 2018 · US
Refrigeration cycle device
US-2018156217-A1 · Jun 7, 2018 · US
Extended travel flexure bearing and micro check valve
US-2018128516-A1 · May 10, 2018 · US
Economized Reciprocating Compressor
US-2018128254-A1 · May 10, 2018 · US
Electrochemical refrigeration systems and appliances
US-2018119996-A1 · May 3, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B1/02?
- CPC F25B1/02 is the Cooperative Patent Classification code for “with compressor of reciprocating-piston type ({F25B1/005,} F25B1/10 take precedence).”
- How many patents are filed under CPC F25B1/02 (with compressor of reciprocating-piston type ({F25B1/005,} F25B1/10 take precedence))?
- Our database includes 172 publications tagged with this CPC code.
- Is patent activity under CPC F25B1/02 growing?
- Publication counts under this code: 10 in 2024 vs 8 in 2025 (latest complete years).