Maintenance fees coming due
3 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 6, 2026. Unpaid by Jun 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 11,668,998 | Matte Box Assembly In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 · High confidence | Tilta Inc. | In force | Dec 6, 2026 | Jun 7, 2027 | High confidence | |
| US 11,892,119 | Suction-Operated Device In force Fee due Aug 6, 2027 Lapses if unpaid Feb 7, 2028 · High confidence | Tilta Inc. | In force | Aug 6, 2027 | Feb 7, 2028 | High confidence | |
| US 11,906,885 | Folding Handle Mechanism In force Fee due Aug 20, 2027 Lapses if unpaid Feb 22, 2028 · High confidence | Tilta Inc. | In force | Aug 20, 2027 | Feb 22, 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.