F28F 21/003
Constructions of heat-exchange apparatus characterised by the selection of particular materials: for
Official title: {for domestic or space-heating systems}
F28F21/003 (Constructions of heat-exchange apparatus characterised by the selection of particular materials: for) appears on 8 US grants and 12 published applications in this corpus.
Search patents in F28F- Granted patents
- 8
- Published applications
- 12
- Assignees
- 7
- Inventors
- 26
- Latest grant
- 1 Oct 2024
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| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 5 |
| 2023 | 3 | 0 |
| 2024 | 2 | 1 |
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Recent patents
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