Addex, Inc.

18 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

Jan 2036

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 Jan 23, 2027
The maintenance fee for High Performance Cooling Element (US 10,357,914) comes due Jan 23, 2027. Unpaid by Jul 23, 2027, it lapses early.
2 fees due Feb 27, 2027
1 fee due Apr 17, 2027
The maintenance fee for High performance cooling system (US 11,787,099) comes due Apr 17, 2027. Unpaid by Oct 18, 2027, it lapses early.
3 fees due Sep 5 to 26, 2027 · next Sep 5

Which patents, and when each one lapses · Pro

Recent changes

1 of the patents on this record was 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 11,186,026	High Performance Cooling Element In force Term ends Jan 15, 2036 · High confidence	In force	Term ends Jan 15, 2036	High confidence
US 11,787,099	High performance cooling system In force Term ends Jan 15, 2036 · From the USPTO record	In force	Term ends Jan 15, 2036	From the USPTO record
US 11,919,218	High Performance Cooling Element In force Term ends Jan 15, 2036 · High confidence	In force	Term ends Jan 15, 2036	High confidence
US 11,919,219	Controlled pressure enclosure In force Ends no later than Jan 15, 2036 · From the USPTO record	In force	Ends no later than Jan 15, 2036	From the USPTO record
US 11,938,668	High performance cooling element In force Ends no later than Jan 15, 2036 · From the USPTO record	In force	Ends no later than Jan 15, 2036	From the USPTO record
US 12,179,405	High Performance Cooling System In force Term ends Jan 15, 2036 · High confidence	In force	Term ends Jan 15, 2036	High confidence
US 12,521,930	High Performance Cooling Element In force Term ends Jan 15, 2036 · Medium confidence	In force	Term ends Jan 15, 2036	Medium confidence
US 12,558,833	Controlled Pressure Enclosure In force Term ends Jan 15, 2036 · Medium confidence	In force	Term ends Jan 15, 2036	Medium confidence
US 12,728,580	High Performance Cooling Element In force Term ends Jan 15, 2036 · High confidence	In force	Term ends Jan 15, 2036	High confidence
US 10,391,697	Controlled Pressure Enclosure In force Term ends Mar 9, 2036 · High confidence	In force	Term ends Mar 9, 2036	High confidence

10 of 18 patents shown.

Pro members see all 18.

Pro members: see all 18 patents

Also on record, not counted in the 18: 3 lapsed for an unpaid fee · 14 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.

4 pending

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