Sijtechnology, Inc.

8 patents currently held · Updated Nov 14, 2026

1 more in force is now held by another company

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

Ending by 2030

Jul 2027

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

No maintenance fee falls due on this company's record before Nov 14, 2027.

Recent changes

3 of the patents on this record were 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 8 of 8

Patent	Title	Status	Expires	Confidence
US 8,021,593	Method of Producing a Three-Dimensional Structure and Fine Three-Dimensional Structure In force Term ends Jul 8, 2027 · High confidence	In force	Term ends Jul 8, 2027	High confidence
US 8,956,969	Hole Formation Method, Multilayer Wiring, Semiconductor Device, Display Element, Image Display Device, and System Containing via Hole Formed by the Hole Formation Method In force Term ends Oct 21, 2032 · High confidence	In force	Term ends Oct 21, 2032	High confidence
US 11,351,784	Liquid Droplet Ejection Device and Liquid Droplet Ejection Method In force Term ends Mar 10, 2040 · High confidence	In force	Term ends Mar 10, 2040	High confidence
US 11,376,847	Liquid Droplet Ejection Device and Liquid Droplet Ejection Method In force Term ends Mar 10, 2040 · High confidence	In force	Term ends Mar 10, 2040	High confidence
US 11,987,050	Droplet ejection device and droplet ejection method In force Term ends Mar 23, 2041 · From the USPTO record	In force	Term ends Mar 23, 2041	From the USPTO record
US 12,752,532	Nozzle Head, Manufacturing Method of Nozzle Head, and Droplet Discharging Device In force Term ends Sep 16, 2042 · High confidence	In force	Term ends Sep 16, 2042	High confidence
US 12,779,885	Droplet Ejection Device and Adjustment Method for Multi-Nozzle Head In force Term ends Jul 1, 2043 · High confidence	In force	Term ends Jul 1, 2043	High confidence
US 12,722,374	Droplet Discharging Device and Droplet Discharging Method In force Term ends Sep 9, 2043 · High confidence	In force	Term ends Sep 9, 2043	High confidence

Also on record, not counted in the 8: 1 patent in force now held by others · 1 ended at full term. 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 · 1 abandoned

List them