Maintenance fees coming due
2 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 18, 2026. Unpaid by Jun 21, 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 10,326,848 | Method For Modeling User Behavior In IP Networks In force Fee due Dec 18, 2026 Lapses if unpaid Jun 21, 2027 · High confidence | Hammer Technologies, Inc. | In force | Dec 18, 2026 | Jun 21, 2027 | High confidence | |
| US 9,270,549 | Systems and Methods for Network Monitoring and Testing Using Self-Adaptive Triggers Based on Kpi Values In force Fee due Aug 23, 2027 Lapses if unpaid Feb 23, 2028 · High confidence | Hammer Technologies, Inc. | In force | Aug 23, 2027 | Feb 23, 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.