F24F 2003/0448
With two air ducts for separately transporting treated hot and cold air
Official title: {with two air ducts for separately transporting treated hot and cold air from the central station to the rooms}
F24F2003/0448 (With two air ducts for separately transporting treated hot and cold air) appears on 7 US grants and 8 published applications in this corpus.
Search patents in F24F- Granted patents
- 7
- Published applications
- 8
- Assignees
- 2
- Inventors
- 8
- Latest grant
- 22 Jul 2025
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| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
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