Heat exchanger and refrigeration cycle apparatus
US-2019383567-A1 · Dec 19, 2019 · US
with U-shaped slots for laterally inserting conduits
with U-shaped slots for laterally inserting conduits · 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 | F28F2215/12 |
| Official title | with U-shaped slots for laterally inserting conduits |
| Display label | with U-shaped slots for laterally inserting conduits |
| Total patents | 191 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 11 |
| 2017 | 15 |
| 2018 | 12 |
| 2019 | 23 |
| 2020 | 30 |
| 2021 | 21 |
| 2022 | 25 |
| 2023 | 12 |
| 2024 | 9 |
| 2025 | 17 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat exchanger and air conditioning apparatus
US-10465955-B2 · Nov 5, 2019 · US
Heat sink for plug-in card, plug-in card including heat sink, and associated manufacturing method
US-2019335575-A1 · Oct 31, 2019 · US
Heat exchanger
US-10393452-B2 · Aug 27, 2019 · US
Heat exchanger and air-conditioning apparatus
US-2019242659-A1 · Aug 8, 2019 · US
Apparatus and method for manufacturing heat exchanger
US-10343239-B2 · Jul 9, 2019 · US
Combustion apparatus
US-2019186784-A1 · Jun 20, 2019 · US
Heat exchanger
US-2019137193-A1 · May 9, 2019 · US
Heat exchanger
US-2019120557-A1 · Apr 25, 2019 · US
Heat exchanger
US-2018372429-A1 · Dec 27, 2018 · US
Fin and heat exchanger having same
US-2018356166-A1 · Dec 13, 2018 · US
Heat exchanger
US-2018320989-A1 · Nov 8, 2018 · US
Fin-and-tube heat exchanger and refrigeration cycle apparatus including the same
US-10082344-B2 · Sep 25, 2018 · US
Heat exchanger and method of manufacturing same
US-2018266769-A1 · Sep 20, 2018 · US
Heat exchanger and method of manufacturing the same
US-2018224210-A1 · Aug 9, 2018 · US
Heat exchanger and air conditioner
US-2018135900-A1 · May 17, 2018 · US
Heat exchanger
US-2018120039-A1 · May 3, 2018 · US
Refrigeration cycle apparatus with a heating unit for melting frost occurring in a heat exchanger
US-9958194-B2 · May 1, 2018 · US
Heat exchanger and air conditioner
US-2018112897-A1 · Apr 26, 2018 · US
Heat exchanger and refrigeration cycle apparatus
US-2018106563-A1 · Apr 19, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F2215/12?
- CPC F28F2215/12 is the Cooperative Patent Classification code for “with U-shaped slots for laterally inserting conduits.”
- How many patents are filed under CPC F28F2215/12 (with U-shaped slots for laterally inserting conduits)?
- Our database includes 191 publications tagged with this CPC code.
- Is patent activity under CPC F28F2215/12 growing?
- Publication counts under this code: 9 in 2024 vs 17 in 2025 (latest complete years).