Regenerator for a magnetic heat exchanger and heat exchanger
US-2026071789-A1 · Mar 12, 2026 · US
using rigid bodies, e.g. mounted on a movable carrier
using rigid bodies, e.g. mounted on a movable carrier · 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 | F28D19/04 |
| Official title | using rigid bodies, e.g. mounted on a movable carrier |
| Display label | using rigid bodies, e.g. mounted on a movable carrier |
| Total patents | 27 |
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 | 5 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Regenerator for a magnetic heat exchanger and heat exchanger
US-12480690-B2 · Nov 25, 2025 · US
Kitchen-connected indoor stationary solar cooking device
US-12287097-B2 · Apr 29, 2025 · US
Rotary heat exchanger
US-12259191-B2 · Mar 25, 2025 · US
Regenerator for a magnetic heat exchanger and heat exchanger
US-2024053067-A1 · Feb 15, 2024 · US
Elaboration of an advanced ceramic made of recycled industrial steel waste
US-11787745-B2 · Oct 17, 2023 · US
Rotary heat exchanger
US-2023139960-A1 · May 4, 2023 · US
Heat sink assembly for electronic equipment
US-11300363-B2 · Apr 12, 2022 · US
Kitchen-connected indoor stationary solar cooking device
US-2022057086-A1 · Feb 24, 2022 · US
Heat sink assembly for electronic equipment
US-2022011056-A1 · Jan 13, 2022 · US
Pump cooling systems
US-11098718-B2 · Aug 24, 2021 · US
Rotating heat carrier system
US-10788254-B2 · Sep 29, 2020 · US
Pump cooling systems
US-2020240414-A1 · Jul 30, 2020 · US
Rotating heat carrier system
US-2020224950-A1 · Jul 16, 2020 · US
Elaboration of an advanced ceramic made of recycled industrial steel waste
US-2020055781-A1 · Feb 20, 2020 · US
Phase change materials for refrigeration and ice making
US-10107542-B2 · Oct 23, 2018 · US
Combustion assisting fluid preheating device for oxygen combustion system
US-10082342-B2 · Sep 25, 2018 · US
Method of air preheating for combustion power plant and systems comprising the same
US-9841242-B2 · Dec 12, 2017 · US
Phase change materials for refrigeration and ice making
US-2017102177-A1 · Apr 13, 2017 · US
Phase change materials for refrigeration and ice making
US-9528730-B2 · Dec 27, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28D19/04?
- CPC F28D19/04 is the Cooperative Patent Classification code for “using rigid bodies, e.g. mounted on a movable carrier.”
- How many patents are filed under CPC F28D19/04 (using rigid bodies, e.g. mounted on a movable carrier)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC F28D19/04 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).