Fire Extinguisher and Method
A patent family: one line of work, grouped by real continuity rather than by a technology label
inferred from titles. In-force patents first, soonest term end first, then patent number. Expired patents follow, in the same order.
| Patent | Title | Holder | Status | Expires | Time remaining | Confidence |
|---|---|---|---|---|---|---|
| US 11,660,486 | Fire Extinguisher and Method In force · High confidence | Novatech FS | In force | High confidence | ||
| US 11,439,858 | Fire Extinguisher and Method Lapsed Sep 13, 2026 on the fee record Ended Sep 13, 2026 · High confidence | Novatech FS | Lapsed Sep 13, 2026 on the fee record | Ended Sep 13, 2026 | Ended Sep 13, 2026 | High confidence |
2 of 2 records shown. In-force patents first, soonest term end first, then patent number. Expired patents follow, in the same order.
1 of these is in force and held by Novatech Holdings Corp..
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.