Spindrive Oy
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
May 2036
Next term end
When these terms end
Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due Mar 19, 2027The maintenance fee for Controlling Magnetic Levitation Equipment (US 11,761,485) comes due Mar 19, 2027. Unpaid by Sep 20, 2027, it lapses early.
- 1 fee due Aug 11, 2027The maintenance fee for Rotor assembly for an axial magnetic bearing (US 10,557,500) comes due Aug 11, 2027. Unpaid by Feb 11, 2028, it lapses early.
- 1 fee due Nov 7, 2027The maintenance fee for Magnetic actuator for a magnetic suspension system (US 11,978,589) comes due Nov 7, 2027. Unpaid by May 8, 2028, it lapses early.
Recent changes
- 1 of the patents on this record was granted since Aug 16, 2026
Patents held now
Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
Showing 1 to 7 of 7
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 10,557,500 | Rotor assembly for an axial magnetic bearing In force · From the USPTO record | In force | From the USPTO record | |
| US 11,978,589 | Magnetic actuator for a magnetic suspension system In force · From the USPTO record | In force | From the USPTO record | |
| US 11,761,485 | Controlling Magnetic Levitation Equipment In force · High confidence | In force | High confidence | |
| US 12,092,156 | Controlling Magnetic Levitation Equipment In force · High confidence | In force | High confidence | |
| US 12,283,422 | Control system for controlling a magnetic suspension system In force · From the USPTO record | In force | From the USPTO record | |
| US 12,553,470 | A Control System for Controlling a Magnetic Suspension System In force · High confidence | In force | High confidence | |
| US 12,781,795 | A Monitoring System and a Method for Monitoring Condition of Safety Bearings of a Magnetically Levitated Object In force · High confidence | In force | High confidence |
Sources and methods
Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand.
How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
Published applications
US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.
1 pending