Plasmapp Co., Ltd.

15 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

Aug 2035

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 1, 2027
The maintenance fee for Sterilization apparatus (US 11,712,490) comes due Feb 1, 2027. Unpaid by Aug 2, 2027, it lapses early.
1 fee due Jul 16, 2027
The maintenance fee for Implant storage container (US 11,873,153) comes due Jul 16, 2027. Unpaid by Jan 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.

Patent	Title	Status	Expires	Confidence
US 9,737,091	Plasma sterilization film and plasma sterilization wrapping container In force Term ends Aug 17, 2035 · From the USPTO record	In force	Term ends Aug 17, 2035	From the USPTO record
US 11,077,219	Sterilization Apparatus Utilizing Sealing Pouch and Vacuum Container In force Term ends Dec 26, 2036 · High confidence	In force	Term ends Dec 26, 2036	High confidence
US D966,518	Storage of implant In force Term ends Oct 11, 2037 · From the USPTO record	In force	Term ends Oct 11, 2037	From the USPTO record
US D966,519	Storage of implant In force Term ends Oct 11, 2037 · From the USPTO record	In force	Term ends Oct 11, 2037	From the USPTO record
US 11,253,622	Sterilization Apparatus and Sterilization Method In force Term ends Feb 12, 2038 · High confidence	In force	Term ends Feb 12, 2038	High confidence
US 12,364,779	Sterilization Apparatus and Sterilization Method In force Term ends Feb 16, 2038 · High confidence	In force	Term ends Feb 16, 2038	High confidence
US D984,670	Plasma treatment device for implant surface In force Term ends Apr 25, 2038 · From the USPTO record	In force	Term ends Apr 25, 2038	From the USPTO record
US 11,266,760	Cartridge and sterilizing device using same In force Term ends Oct 7, 2038 · From the USPTO record	In force	Term ends Oct 7, 2038	From the USPTO record
US 11,191,860	Sterilization system comprising independent pump module and sterilization method thereof In force Term ends Nov 13, 2039 · From the USPTO record	In force	Term ends Nov 13, 2039	From the USPTO record
US 11,351,282	Sterilizer and Sterilization Method Thereof In force Term ends Nov 13, 2039 · High confidence	In force	Term ends Nov 13, 2039	High confidence

10 of 15 patents shown.

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Pro members: see all 15 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 pending · 1 abandoned · 1 no status recorded

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