Maintenance fees coming due
84 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 11,668,597 | Detecting and Identifying a Change in a Vibratory Meter Condition Based on Stiffness Change Determination at Two Locations on the Conduit In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 · High confidence | Micro Motion, Inc. | In force | Dec 6, 2026 | Jun 7, 2027 | High confidence | |
| US 9,057,634 | Noise Detection and Avoidance In force Fee due Dec 16, 2026 Lapses if unpaid Jun 16, 2027 · High confidence | Micro Motion, Inc. | In force | Dec 16, 2026 | Jun 16, 2027 | High confidence | |
| US 9,068,869 | Magnetic Flowmeter with Bonded Ptfe Electrodes In force Fee due Dec 30, 2026 Lapses if unpaid Jun 30, 2027 · High confidence | Micro Motion, Inc. | In force | Dec 30, 2026 | Jun 30, 2027 | High confidence | |
| US 9,068,870 | Ultrasonic Flow Metering with Laminar to Turbulent Transition Flow Control In force Fee due Dec 30, 2026 Lapses if unpaid Jun 30, 2027 · High confidence | Micro Motion, Inc. | In force | Dec 30, 2026 | Jun 30, 2027 | High confidence | |
| US 9,068,888 | Opto-Isolation Circuit Having a Conversion Circuit Controlled by an Autonomous Control Signal (as Amended) In force Fee due Dec 30, 2026 Lapses if unpaid Jun 30, 2027 · High confidence | Micro Motion, Inc. | In force | Dec 30, 2026 | Jun 30, 2027 | High confidence | |
| US 10,365,134 | Vortex Flowmeter with Reduced Intrusion by Providing Piezoelectric Sensors Externally of the Flow Tube In force Fee due Jan 30, 2027 Lapses if unpaid Jul 30, 2027 · High confidence | Micro Motion Inc. | In force | Jan 30, 2027 | Jul 30, 2027 | High confidence | |
| US 9,097,566 | Magnetic Core Configuration for Magnetic Flowmeters In force Fee due Feb 4, 2027 Lapses if unpaid Aug 4, 2027 · High confidence | Micro Motion, Inc. | In force | Feb 4, 2027 | Aug 4, 2027 | High confidence | |
| US 9,097,568 | System and Method for Meter Substitution for Co-Located Flowmeters In force Fee due Feb 4, 2027 Lapses if unpaid Aug 4, 2027 · High confidence | Micro Motion, Inc. | In force | Feb 4, 2027 | Aug 4, 2027 | High confidence | |
| US 10,394,388 | Adaptive Reflected Light Touch Sensor In force Fee due Feb 27, 2027 Lapses if unpaid Aug 27, 2027 · High confidence | Micro Motion, Inc. | In force | Feb 27, 2027 | Aug 27, 2027 | High confidence | |
| US 11,740,117 | Method of Determining Total Prove Time In force Fee due Feb 28, 2027 Lapses if unpaid Aug 30, 2027 · High confidence | Micro Motion, Inc. | In force | Feb 28, 2027 | Aug 30, 2027 | High confidence | |
| 74 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro | |||||||
10 of 84 patents shown. Soonest fee due date first, then patent number.
Pro members see every patent with a maintenance fee coming due: number, title, status, the due date, and the date it lapses if the fee goes unpaid through the grace period.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.