Optovate Limited

22 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

Feb 2031

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 Dec 25, 2026
The maintenance fee for Illumination apparatus (US 10,330,283) comes due Dec 25, 2026. Unpaid by Jun 25, 2027, it lapses early.
2 fees due Jan 14 to 28, 2027 · next Jan 14
1 fee due Feb 28, 2027
The maintenance fee for Colour micro-LED display apparatus (US 11,742,466) comes due Feb 28, 2027. Unpaid by Aug 30, 2027, it lapses early.
1 fee due Mar 1, 2027
The maintenance fee for Illumination system (US 9,125,253) comes due Mar 1, 2027. Unpaid by Sep 1, 2027, it lapses early.
1 fee due Jul 14, 2027
The maintenance fee for Illumination apparatus (US 10,533,730) comes due Jul 14, 2027. Unpaid by Jan 14, 2028, it lapses early.
4 fees due Sep 24 to 30, 2027 · next Sep 24

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.

Patent	Title	Status	Expires	Confidence
US 8,390,914	Illumination apparatus In force Term ends Feb 23, 2031 · From the USPTO record	In force	Term ends Feb 23, 2031	From the USPTO record
US 8,985,810	Illumination Apparatus In force Term ends Aug 12, 2031 · High confidence	In force	Term ends Aug 12, 2031	High confidence
US 9,080,752	Illumination apparatus In force Term ends Oct 20, 2031 · From the USPTO record	In force	Term ends Oct 20, 2031	From the USPTO record
US 10,533,730	Illumination apparatus In force Term ends Oct 20, 2031 · From the USPTO record	In force	Term ends Oct 20, 2031	From the USPTO record
US 10,598,346	Illumination apparatus In force Ends no later than Oct 20, 2031 · From the USPTO record	In force	Ends no later than Oct 20, 2031	From the USPTO record
US 10,598,347	Illumination apparatus In force Ends no later than Oct 20, 2031 · From the USPTO record	In force	Ends no later than Oct 20, 2031	From the USPTO record
US 10,598,348	Illumination apparatus In force Term ends Oct 20, 2031 · From the USPTO record	In force	Term ends Oct 20, 2031	From the USPTO record
US 10,605,434	Ilumination apparatus In force Ends no later than Oct 20, 2031 · From the USPTO record	In force	Ends no later than Oct 20, 2031	From the USPTO record
US 10,718,492	Illumination apparatus In force Term ends Oct 20, 2031 · From the USPTO record	In force	Term ends Oct 20, 2031	From the USPTO record
US 11,287,109	Illumination apparatus In force Term ends Oct 20, 2031 · From the USPTO record	In force	Term ends Oct 20, 2031	From the USPTO record

10 of 22 patents shown.

Pro members see all 22.

Pro members: see all 22 patents

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.

3 no status recorded

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