Tes Co., Ltd.

26 patents currently held · Updated Nov 14, 2026

4 more in force are now held by other companies

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

Ending by 2030

Mar 2037

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 Apr 29, 2027
The maintenance fee for Method for depositing protection film of light-emitting element (US 10,461,282) comes due Apr 29, 2027. Unpaid by Oct 29, 2027, it lapses early.
1 fee due Oct 21, 2027
The maintenance fee for Method for selectively etching silicon oxide film (US 10,629,450) comes due Oct 21, 2027. Unpaid by Apr 21, 2028, it lapses early.

Which patents, and when each one lapses · Pro

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.

Patent	Title	Status	Expires	Confidence
US 10,777,777	Passivation film deposition method for light-emitting diode In force Term ends Mar 7, 2037 · From the USPTO record	In force	Term ends Mar 7, 2037	From the USPTO record
US 10,629,450	Method for selectively etching silicon oxide film In force Term ends Mar 28, 2037 · From the USPTO record	In force	Term ends Mar 28, 2037	From the USPTO record
US 10,461,282	Method for depositing protection film of light-emitting element In force Term ends May 16, 2037 · From the USPTO record	In force	Term ends May 16, 2037	From the USPTO record
US 11,118,266	Method for depositing protection film of light-emitting element In force Term ends May 23, 2037 · From the USPTO record	In force	Term ends May 23, 2037	From the USPTO record
US D1,068,768	Monitor In force Term ends Apr 1, 2040 · From the USPTO record	In force	Term ends Apr 1, 2040	From the USPTO record
US D1,068,777	Monitor In force Term ends Apr 1, 2040 · From the USPTO record	In force	Term ends Apr 1, 2040	From the USPTO record
US 10,949,017	Projected capacitive to surface capacitive interface In force Term ends Dec 3, 2040 · From the USPTO record	In force	Term ends Dec 3, 2040	From the USPTO record
US 12,444,578	Method for protecting apparatus from etching substances and method for forming oxide film In force Term ends Sep 26, 2042 · From the USPTO record	In force	Term ends Sep 26, 2042	From the USPTO record
US 12,642,032	Method for Treating Substrate Using Boron Compound In force Term ends Mar 27, 2043 · High confidence	In force	Term ends Mar 27, 2043	High confidence
US 12,400,852	Apparatus for manufacturing display apparatus and method of manufacturing display apparatus In force Term ends Jun 2, 2043 · From the USPTO record	In force	Term ends Jun 2, 2043	From the USPTO record

10 of 26 patents shown.

Pro members see all 26.

Pro members: see all 26 patents

Also on record, not counted in the 26: 4 patents in force now held by others · 4 lapsed for an unpaid fee · 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.

23 pending · 1 abandoned · 17 no status recorded

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