Maintenance fees coming due
3 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Mar 5, 2027. Unpaid by Sep 7, 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 11,750,505 | System and Method for Efficient Network-Wide Broadcast in a Multi-Hop Wireless Network Using Packet Echos In force Fee due Mar 5, 2027 Lapses if unpaid Sep 7, 2027 · Medium confidence | Gotenna Inc. | In force | Mar 5, 2027 | Sep 7, 2027 | Medium confidence | |
| US 11,811,642 | Vine: Zero-Control Routing Using Data Packet Inspection for Wireless Mesh Networks In force Fee due May 7, 2027 Lapses if unpaid Nov 8, 2027 · Medium confidence | Gotenna Inc. | In force | May 7, 2027 | Nov 8, 2027 | Medium confidence | |
| US 10,602,424 | System and Method for Digital Communication Between Computing Devices In force Fee due Sep 24, 2027 Lapses if unpaid Mar 24, 2028 · High confidence | Gotenna Inc. | In force | Sep 24, 2027 | Mar 24, 2028 | 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.