Acbel Polytech Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Recorded under 4 name spellings.
1
Ending by 2030
Jun 2029
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 Nov 23, 2026The maintenance fee for Power converter with adjustable output voltage (US 11,658,581) comes due Nov 23, 2026. Unpaid by May 24, 2027, it lapses early.
- 2 fees due Jan 2, 2027
- 1 fee due Feb 18, 2027The maintenance fee for AC backup power system (US 9,112,376) comes due Feb 18, 2027. Unpaid by Aug 18, 2027, it lapses early.
- 1 fee due Apr 13, 2027The maintenance fee for Power supply with output protection and control method of the power supply (US 9,160,160) comes due Apr 13, 2027. Unpaid by Oct 13, 2027, it lapses early.
- 1 fee due Oct 12, 2027The maintenance fee for Universal power supply system (US 9,312,745) comes due Oct 12, 2027. Unpaid by Apr 12, 2028, 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 D731,419 | Portable power bank In force · From the USPTO record | In force | From the USPTO record | |
| US 9,160,160 | Power supply with output protection and control method of the power supply In force · From the USPTO record | In force | From the USPTO record | |
| US 9,112,376 | AC backup power system In force · From the USPTO record | In force | From the USPTO record | |
| US 9,312,745 | Universal power supply system In force · From the USPTO record | In force | From the USPTO record | |
| US 9,385,597 | Multi-mode current-allocating device In force · From the USPTO record | In force | From the USPTO record | |
| US 9,425,697 | Power supply and method for compensating low-frequency output voltage ripple thereof In force · From the USPTO record | In force | From the USPTO record | |
| US 9,448,607 | Irregularity detection device for a power switch In force · From the USPTO record | In force | From the USPTO record | |
| US 9,985,541 | Feed forward controlling circuit and method for voltage ripple restraint In force · From the USPTO record | In force | From the USPTO record | |
| US 9,831,617 | Filtered connector and filter board thereof In force · From the USPTO record | In force | From the USPTO record | |
| US 9,960,636 | Power supply system and direct-current converter thereof In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 31: 42 lapsed for an unpaid fee · 5 ended at full term · 1 surrendered on reissue. List them
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 abandoned · 13 no status recorded