Sync Power Corp.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
2
Ending by 2030
Jan 2027
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 Feb 11, 2027The maintenance fee for Energy-saving control device (US 9,106,146) comes due Feb 11, 2027. Unpaid by Aug 11, 2027, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
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.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,436,233 | Normal mode and green mode pulse width modulation controller In force · From the USPTO record | In force | From the USPTO record | |
| US 8,041,524 | Method of power factor correction In force · From the USPTO record | In force | From the USPTO record | |
| US 8,441,813 | Maximize efficiency method for resonant converter with self-adjusting switching points In force · From the USPTO record | In force | From the USPTO record | |
| US 8,659,915 | Valley-detection device for quasi-resonance switching and method using the same In force · From the USPTO record | In force | From the USPTO record | |
| US 9,106,146 | Energy-saving control device In force · From the USPTO record | In force | From the USPTO record | |
| US 9,071,157 | High-Voltage (HV) Startup Device In force · High confidence | In force | High confidence | |
| US 9,806,624 | System for information feedback through isolation in power converters In force · From the USPTO record | In force | From the USPTO record | |
| US 9,641,087 | Method and device for detecting conduction mode In force · From the USPTO record | In force | From the USPTO record | |
| US 9,735,687 | Regulating power converter by sensing transformer discharge timing In force · From the USPTO record | In force | From the USPTO record | |
| US 10,116,236 | Isolated switching mode power supply with message control between SR and primary side, and control method thereof In force · From the USPTO record | In force | From the USPTO record |
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.
2 no status recorded