Maintenance fees coming due
4 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 23, 2026. Unpaid by Jun 23, 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 9,060,819 | Bone Fixation Device with Cover In force Fee due Dec 23, 2026 Lapses if unpaid Jun 23, 2027 · High confidence | Ao Technology AG | In force | Dec 23, 2026 | Jun 23, 2027 | High confidence | |
| US 9,072,529 | Cannula and Device for Liquid Jet Irrigation of Bone In force Fee due Jan 7, 2027 Lapses if unpaid Jul 7, 2027 · High confidence | Ao Technology AG | In force | Jan 7, 2027 | Jul 7, 2027 | High confidence | |
| US 10,441,171 | Device for Processing and Transmitting Measured Signals for Monitoring And/Or Controlling Medical Implants, Diagnostic Devices or Biological Processes In force Fee due Apr 15, 2027 Lapses if unpaid Oct 15, 2027 · High confidence | Ao Technology AG | In force | Apr 15, 2027 | Oct 15, 2027 | High confidence | |
| US 10,512,546 | Method for Manufacturing an Auxiliary Device Suitable for the Manufacture of a Patient Customized Implant In force Fee due Jun 24, 2027 Lapses if unpaid Dec 27, 2027 · High confidence | Ao Technology AG | In force | Jun 24, 2027 | Dec 27, 2027 | 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.