Fine Semitech Corp.

9 patents currently held · Updated Nov 15, 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 Feb 27, 2027
The maintenance fee for Pellicle Film Including Graphite-Containing Thin Film for Extreme Ultraviolet Lithography (US 10,394,117) comes due Feb 27, 2027. Unpaid by Aug 27, 2027, it lapses early.
1 fee due Apr 17, 2027
The maintenance fee for Method for applying multi-component curable composition (US 11,790,552) comes due Apr 17, 2027. Unpaid by Oct 18, 2027, 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 8,404,405	Pellicle Frame, Pellicle, Lithography Apparatus, and Method of Fabricating the Pellicle Frame In force Term ends Feb 16, 2031 · High confidence	In force	Term ends Feb 16, 2031	High confidence
US 9,436,077	Method of Fabricating a Pellicle Frame In force Term ends Apr 5, 2032 · High confidence	In force	Term ends Apr 5, 2032	High confidence
US 8,779,403	Apparatus and Method for Generating Extreme Ultra Violet Radiation In force Term ends Dec 11, 2033 · High confidence	In force	Term ends Dec 11, 2033	High confidence
US 10,001,700	Pellicle Film Including Graphite-Containing Thin Film for Extreme Ultraviolet Lithography In force Term ends Jun 3, 2034 · High confidence	In force	Term ends Jun 3, 2034	High confidence
US 10,394,117	Pellicle Film Including Graphite-Containing Thin Film for Extreme Ultraviolet Lithography In force Term ends Jun 3, 2034 · High confidence	In force	Term ends Jun 3, 2034	High confidence
US 10,087,348	Pellicle Including a Water-Soluble Adhesive and Photomask Assembly Including the Pellicle In force Term ends Sep 1, 2036 · High confidence	In force	Term ends Sep 1, 2036	High confidence
US 12,281,243	Method of Removing an Adhesive for an Euv Mask and Method of Reusing an Euv Mask In force Term ends Jul 31, 2040 · High confidence	In force	Term ends Jul 31, 2040	High confidence
US 11,790,552	Method for applying multi-component curable composition In force Term ends Jan 4, 2042 · From the USPTO record	In force	Term ends Jan 4, 2042	From the USPTO record
US 12,641,715	Large Area Monitoring Apparatus In force Term ends Apr 29, 2043 · High confidence	In force	Term ends Apr 29, 2043	High confidence

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

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