Maintenance fees coming due
1 maintenance fee comes due on Apr 15, 2027, in the 12 months from Nov 14, 2026. Unpaid by Oct 15, 2027, that one lapses early.
A maintenance fee does not end a patent on its due date. It falls due at 3.5, 7.5
and 11.5 years from grant, and the patent lapses only if the fee is still unpaid at the end of the
six month grace period that follows.
| Patent | Title | Holder | Status | Fee due | Lapses if unpaid | Expires | Confidence |
|---|---|---|---|---|---|---|---|
| US 10,441,756 | Catheter Placement Device In force Fee due Apr 15, 2027 Lapses if unpaid Oct 15, 2027 · High confidence | Sonostik LLC | In force | Apr 15, 2027 | Oct 15, 2027 | High confidence |
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Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.