Maintenance fees coming due
2 maintenance fees come due in the 12 months from Nov 15, 2026, the next on Jun 15, 2027. Unpaid by Dec 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 9,215,217 | Auto-Discovery of Diverse Communications Devices for Alert Broadcasting In force Fee due Jun 15, 2027 Lapses if unpaid Dec 15, 2027 · High confidence | Genasys Inc. | In force | Jun 15, 2027 | Dec 15, 2027 | High confidence | |
| US 9,338,597 | Alert broadcasting to unconfigured communications devices In force Fee due Nov 10, 2027 Lapses if unpaid May 10, 2028 · High confidence | Genasys Inc. | In force | Nov 10, 2027 | May 10, 2028 | High confidence |
2 of 2 patents shown. Soonest fee due date first, then patent number.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.