Maintenance fees coming due
1 maintenance fee comes due on Feb 11, 2027, in the 12 months from Nov 15, 2026. Unpaid by Aug 11, 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 9,103,723 | Optical Surveillance Systems and Methods In force Fee due Feb 11, 2027 Lapses if unpaid Aug 11, 2027 · High confidence | Applied Energetics Inc. | In force | Feb 11, 2027 | Aug 11, 2027 | High confidence |
1 of 1 patent 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.