Maintenance fees coming due
2 maintenance fees come due in the 12 months from Nov 15, 2026, the next on Feb 18, 2027. Unpaid by Aug 18, 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 9,109,732 | Ez-Seal Gasket for Joining Fluid Pathways In force Fee due Feb 18, 2027 Lapses if unpaid Aug 18, 2027 · High confidence | Vistadeltek, LLC | In force | Feb 18, 2027 | Aug 18, 2027 | High confidence | |
| US 10,527,177 | Control Plate in a Valve In force Fee due Jul 7, 2027 Lapses if unpaid Jan 7, 2028 · High confidence | Vistadeltek, LLC | In force | Jul 7, 2027 | Jan 7, 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.