Maintenance fees coming due
4 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Feb 28, 2027. Unpaid by Aug 30, 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 11,741,860 | Billboard Framework System for Misaligned Supports In force Fee due Feb 28, 2027 Lapses if unpaid Aug 30, 2027 · High confidence | Formetco, LLC | In force | Feb 28, 2027 | Aug 30, 2027 | High confidence | |
| US 10,550,869 | Locking Clamp In force Fee due Aug 4, 2027 Lapses if unpaid Feb 4, 2028 · High confidence | Formetco, LLC | In force | Aug 4, 2027 | Feb 4, 2028 | High confidence | |
| US 11,900,833 | Adaptive Billboard Frame Mount System In force Fee due Aug 13, 2027 Lapses if unpaid Feb 14, 2028 · High confidence | Formetco, LLC | In force | Aug 13, 2027 | Feb 14, 2028 | High confidence | |
| US 11,916,049 | Light Blocking Louver Panel for an LED Light Display In force Fee due Aug 27, 2027 Lapses if unpaid Feb 28, 2028 · High confidence | Formetco, LLC | In force | Aug 27, 2027 | Feb 28, 2028 | High confidence |
4 of 4 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.