Maintenance fees coming due
2 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Apr 3, 2027. Unpaid by Oct 4, 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 11,771,304 | Minimally Invasive Endoscope In force Fee due Apr 3, 2027 Lapses if unpaid Oct 4, 2027 · High confidence | Micronvision Corp. | In force | Apr 3, 2027 | Oct 4, 2027 | High confidence | |
| US 11,832,797 | Endoscopic Fluorescence Imaging In force Fee due Jun 5, 2027 Lapses if unpaid Dec 6, 2027 · High confidence | Micronvision Corp. | In force | Jun 5, 2027 | Dec 6, 2027 | 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.