Delta Electronics (Jiangsu) Ltd.

9 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Jan 2032

Next term end

When these terms end

5 yrs10 yrs20 yrs

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 Oct 12, 2027
The maintenance fee for Multi-driver control method and apparatus thereof (US 9,310,796) comes due Oct 12, 2027. Unpaid by Apr 12, 2028, it lapses early.
1 fee due Nov 3, 2027
The maintenance fee for Energy-saving electricity feedback device and method for an elevator (US 9,327,939) comes due Nov 3, 2027. Unpaid by May 3, 2028, it lapses early.

Which patents, and when each one lapses · Pro

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.

Showing 1 to 9 of 9

Patent	Title	Status	Expires	Confidence
US 8,780,467	Lens Assembly In force Term ends Jan 6, 2032 · High confidence	In force	Term ends Jan 6, 2032	High confidence
US 8,587,854	Aperture Adjusting Device In force Term ends May 11, 2032 · High confidence	In force	Term ends May 11, 2032	High confidence
US 9,310,796	Multi-driver control method and apparatus thereof In force Term ends Apr 6, 2034 · From the USPTO record	In force	Term ends Apr 6, 2034	From the USPTO record
US 9,327,939	Energy-saving electricity feedback device and method for an elevator In force Term ends Aug 14, 2034 · From the USPTO record	In force	Term ends Aug 14, 2034	From the USPTO record
US 9,405,059	Assembling Apparatus for a Light Tunnel In force Term ends Sep 7, 2034 · High confidence	In force	Term ends Sep 7, 2034	High confidence
US 9,859,866	Switching power supply, EMI filter, common mode inductor and wrapping method for the common mode inductor In force Term ends Apr 13, 2035 · From the USPTO record	In force	Term ends Apr 13, 2035	From the USPTO record
US 10,157,708	Wrapping method for common mode inductor In force Ends no later than Apr 27, 2035 · From the USPTO record	In force	Ends no later than Apr 27, 2035	From the USPTO record
US 10,090,100	Switching power supply, EMI filter, common mode inductor and wrapping method for the common mode inductor In force Term ends Nov 12, 2035 · From the USPTO record	In force	Term ends Nov 12, 2035	From the USPTO record
US 9,978,503	Transformer winding, transformer having the same and manufacturing method thereof In force Term ends Apr 19, 2036 · From the USPTO record	In force	Term ends Apr 19, 2036	From the USPTO record

Also on record, not counted in the 9: 1 lapsed for an unpaid fee. 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.

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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 · 2 abandoned · 5 no status recorded

List them