Maintenance fees coming due
3 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Jan 25, 2027. Unpaid by Jul 26, 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 11,709,470 | Utility Grid Control Using a Dynamic Power Flow Model In force Fee due Jan 25, 2027 Lapses if unpaid Jul 26, 2027 · High confidence | Utilidata, Inc. | In force | Jan 25, 2027 | Jul 26, 2027 | High confidence | |
| US 9,106,078 | Cascade Adaptive Regulator Tap Manager Method and System In force Fee due Feb 11, 2027 Lapses if unpaid Aug 11, 2027 · High confidence | Utilidata, Inc. | In force | Feb 11, 2027 | Aug 11, 2027 | High confidence | |
| US 9,163,963 | Augmented Mesh Delivery System In force Fee due Apr 20, 2027 Lapses if unpaid Oct 20, 2027 · High confidence | Utilidata, Inc. | In force | Apr 20, 2027 | Oct 20, 2027 | High confidence |
3 of 3 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.