Nanotheta Co., Ltd.

10 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

Sep 2029

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 Aug 18, 2027
The maintenance fee for Polymer Film, and Dispersion Liquid and Agglomerate Using Same (US 10,563,025) comes due Aug 18, 2027. Unpaid by Feb 18, 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 10 of 10

Patent	Title	Status	Expires	Confidence
US 8,338,643	Reagent for introduction of protein or gene In force Term ends Sep 8, 2029 · From the USPTO record	In force	Term ends Sep 8, 2029	From the USPTO record
US 8,871,252	pH-responsive liposome In force Term ends Jun 19, 2031 · From the USPTO record	In force	Term ends Jun 19, 2031	From the USPTO record
US 10,858,490	Ultra-Thin Polymer Film and Porous Ultra-Thin Polymer Film In force Term ends Sep 13, 2033 · Medium confidence	In force	Term ends Sep 13, 2033	Medium confidence
US 9,938,384	Ultra-Thin Polymer Film, and Porous Ultra-Thin Polymer Film In force Term ends Aug 31, 2034 · High confidence	In force	Term ends Aug 31, 2034	High confidence
US 10,119,000	Laminate Film Using Polylactic Acid-Based Resin In force Term ends Mar 12, 2035 · High confidence	In force	Term ends Mar 12, 2035	High confidence
US 10,213,530	Polymer Film and Antiadhesive Material Using the Same In force Term ends Jun 17, 2036 · High confidence	In force	Term ends Jun 17, 2036	High confidence
US 10,563,025	Polymer Film, and Dispersion Liquid and Agglomerate Using Same In force Term ends Aug 28, 2036 · High confidence	In force	Term ends Aug 28, 2036	High confidence
US 10,940,229	Material for Adhesion Prevention In force Term ends Sep 29, 2037 · High confidence	In force	Term ends Sep 29, 2037	High confidence
US 12,325,677	Carboxylic Acid-Type Lipid, and Lipid Particle and Lipid Membrane Each Comprising Carboxylic Acid-Type Lipid In force Term ends Sep 7, 2042 · High confidence	In force	Term ends Sep 7, 2042	High confidence
US 12,480,943	Temperature-responsive fluorescent particles for detection of biomolecules In force Term ends Apr 14, 2043 · From the USPTO record	In force	Term ends Apr 14, 2043	From the USPTO record

Also on record, not counted in the 10: 3 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.

3 abandoned · 1 no status recorded

List them