Steam Tech, LLC
Records under this name other than the patents Steam Tech, LLC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 14 patents it holds.
Showing 1 to 5 of 5 · Back to Steam Tech, LLC
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 10,587,218 | Panel maintenance system Lapsed on the fee record Ended Mar 10, 2024 · From the USPTO record | Lapsed on the fee record | Ended Mar 10, 2024 | From the USPTO record |
| US 7,571,739 | Condensate removal device Lapsed on the fee record Ended Aug 11, 2021 · From the USPTO record | Lapsed on the fee record | Ended Aug 11, 2021 | From the USPTO record |
| US 6,148,844 | Condensate removal device Term ended Term ended Jul 1, 2019 · From the USPTO record | Term ended | Term ended Jul 1, 2019 | From the USPTO record |
| US 4,986,223 | Internal combustion engine injection superheated steam Formerly held Term ended Term ended no later than Jan 22, 2011 · Low confidence | Term ended | Term ended no later than Jan 22, 2011 | Low confidence |
| US 5,088,518 | Steam restricter device Term ended Term ended no later than Feb 18, 2012 · Low confidence | Term ended | Term ended no later than Feb 18, 2012 | Low confidence |