Maintenance fees coming due
2 maintenance fees come due in the 12 months from Nov 14, 2026, the next on May 5, 2027. Unpaid by Nov 5, 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 10,467,870 | Sound to Haptic Effect Conversion System Using Multiple Actuators In force Fee due May 5, 2027 Lapses if unpaid Nov 5, 2027 · High confidence | Immersion Corporation | In force | May 5, 2027 | Nov 5, 2027 | High confidence | |
| US 9,317,120 | Multiplexing and Demultiplexing Haptic Signals In force Fee due Oct 19, 2027 Lapses if unpaid Apr 19, 2028 · High confidence | Immersion Corporation | In force | Oct 19, 2027 | Apr 19, 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.