Fire-rated ventilation duct and a method of manufacturing and/or installing such ventilation duct in a fire-rated ventilation duct structure penetration arrangement
US-2025189164-A1 · Jun 12, 2025 · US
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Thoma Markus patents
Thoma Markus is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Thoma Markus |
| Total patents | 3 |
| First publication | Jan 5, 2023 |
| Latest publication | Jun 12, 2025 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Rockwool As | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F24F11/33 | 3 |
| F24F2221/30 | 3 |
| F24F13/0263 | 3 |
| F24F13/0245 | 3 |
| F16L59/145 | 2 |