Heat exchanger and air conditioner
US-11499762-B2 · Nov 15, 2022 · US
Other particular headers or end plates
Other particular headers or end plates · 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 | F28F2009/0285 |
| Official title | {Other particular headers or end plates} |
| Display label | Other particular headers or end plates |
| Total patents | 89 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 3 |
| 2017 | 6 |
| 2018 | 9 |
| 2019 | 7 |
| 2020 | 13 |
| 2021 | 8 |
| 2022 | 13 |
| 2023 | 6 |
| 2024 | 11 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Header assembly for heat exchanger and heat exchanger
US-11466939-B2 · Oct 11, 2022 · US
Plate heat exchanger, and a method of manufacturing a plate heat exchanger
US-2022236016-A1 · Jul 28, 2022 · US
Profile for a header of a cooler, a header having such a profile and a cooler having a header
US-2022128308-A1 · Apr 28, 2022 · US
Heat exchanger and heat exchanger manufacturing method
US-2022120503-A1 · Apr 21, 2022 · US
Heat exchanger, and refrigeration cycle apparatus
US-11280528-B2 · Mar 22, 2022 · US
Inverted heat exchanger device
US-11236953-B2 · Feb 1, 2022 · US
Heat exchanger for hvac unit
US-2022003504-A1 · Jan 6, 2022 · US
Heat exchanger and air-conditioning apparatus
US-11156412-B2 · Oct 26, 2021 · US
Heat exchanger apparatus, manifold arrangement for a heat exchanger apparatus, and methods relating to same
US-2021285719-A1 · Sep 16, 2021 · US
Thermal stress relief for heat sinks
US-11092384-B2 · Aug 17, 2021 · US
Heat exchanger and manufacturing method therefor
US-11054195-B2 · Jul 6, 2021 · US
Inverted heat exchanger device
US-2021156624-A1 · May 27, 2021 · US
Aircraft Heat Exchanger Assembly
US-2021148638-A1 · May 20, 2021 · US
Heat exchanger, heat exchanger unit, and refrigeration cycle apparatus
US-2021108864-A1 · Apr 15, 2021 · US
Header assembly for heat exchanger and heat exchanger
US-2021088294-A1 · Mar 25, 2021 · US
Air-conditioning apparatus
US-2020400354-A1 · Dec 24, 2020 · US
Heat exchanger and air conditioner
US-2020355411-A1 · Nov 12, 2020 · US
Furnace tube radiants
US-10808181-B2 · Oct 20, 2020 · US
Low refrigerant charge microchannel heat exchanger
US-10753656-B2 · Aug 25, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F2009/0285?
- CPC F28F2009/0285 is the Cooperative Patent Classification code for “Other particular headers or end plates.”
- How many patents are filed under CPC F28F2009/0285 (Other particular headers or end plates)?
- Our database includes 89 publications tagged with this CPC code.
- Is patent activity under CPC F28F2009/0285 growing?
- Publication counts under this code: 11 in 2024 vs 6 in 2025 (latest complete years).