Maintenance fees coming due
4 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Jan 9, 2027. Unpaid by Jul 9, 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 10,342,647 | Apparatus and Method for Removing Amalgam and Waste Particles from Dental Office Suction Effluent In force (reinstated) Fee due Jan 9, 2027 Lapses if unpaid Jul 9, 2027 · High confidence | Solmetex LLC | In force (reinstated) | Jan 9, 2027 | Jul 9, 2027 | High confidence | |
| US 11,826,217 | Dental Mouthpiece In force Fee due May 28, 2027 Lapses if unpaid Nov 29, 2027 · High confidence | Solmetex, LLC | In force | May 28, 2027 | Nov 29, 2027 | High confidence | |
| US 11,963,836 | Detachable Recycling Container In force Fee due Oct 23, 2027 Lapses if unpaid Apr 24, 2028 · High confidence | Solmetex, LLC | In force | Oct 23, 2027 | Apr 24, 2028 | High confidence | |
| US 10,646,313 | Dental Amalgam Separation and Recycling System In force Fee due Nov 12, 2027 Lapses if unpaid May 12, 2028 · High confidence | Solmetex LLC | In force | Nov 12, 2027 | May 12, 2028 | High confidence |
4 of 4 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.