Maintenance fees coming due
4 maintenance fees come due in the 12 months from Nov 15, 2026, the next on Jun 19, 2027. Unpaid by Dec 20, 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 11,844,601 | MR Spectroscopy System and Method for Diagnosing Painful and Non-Painful Intervertebral Discs In force Fee due Jun 19, 2027 Lapses if unpaid Dec 20, 2027 · Low confidence | Aclarion, Inc. | In force | Jun 19, 2027 | Dec 20, 2027 | Low confidence | |
| US 10,517,504 | Systems and Methods for Automated Voxelation of Regions of Interest for Magnetic Resonance Spectroscopy In force Fee due Jun 30, 2027 Lapses if unpaid Jan 3, 2028 · Medium confidence | Aclarion, Inc. | In force | Jun 30, 2027 | Jan 3, 2028 | Medium confidence | |
| US 9,280,718 | Systems and Methods for Automated Voxelation of Regions of Interest for Magnetic Resonance Spectroscopy In force Fee due Sep 8, 2027 Lapses if unpaid Mar 8, 2028 · Medium confidence | Aclarion, Inc. | In force | Sep 8, 2027 | Mar 8, 2028 | Medium confidence | |
| US 10,646,135 | Magnetic Resonance Spectroscopy Pulse Sequence, Acquistion, and Processing System and Method In force Fee due Nov 12, 2027 Lapses if unpaid May 12, 2028 · Low confidence | Aclarion, Inc. | In force | Nov 12, 2027 | May 12, 2028 | Low 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.