AB2 Bio S.A.

6 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

Sep 2034

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 May 21, 2027
The maintenance fee for IL-18 Binding Protein (IL-18BP) and Antibodies in Inflammatory Diseases (US 11,820,817) comes due May 21, 2027. Unpaid by Nov 22, 2027, it lapses early.
1 fee due Sep 12, 2027
The maintenance fee for IL-18 Binding Protein (IL-18BP) and Antibodies in Inflammatory Diseases (US 11,926,663) comes due Sep 12, 2027. Unpaid by Mar 13, 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 6 of 6

Patent	Title	Status	Expires	Confidence
US 11,530,263	IL-18 Binding Protein (IL-18BP) in Inflammatory Diseases In force Ends no later than Sep 5, 2034 · Medium confidence	In force	Ends no later than Sep 5, 2034	Medium confidence
US 10,858,426	IL-18 Binding Protein (IL-18BP) in Inflammatory Diseases In force Term ends Sep 10, 2034 · High confidence	In force	Term ends Sep 10, 2034	High confidence
US 12,679,888	IL-18 Binding Protein (IL-18BP) and Antibodies for Treating Inflammatory Diseases In force Term ends Mar 4, 2036 · Low confidence	In force	Term ends Mar 4, 2036	Low confidence
US 10,882,905	IL-18 Binding Protein (IL-18BP) and Antibodies in Inflammatory Diseases In force Term ends May 5, 2036 · High confidence	In force	Term ends May 5, 2036	High confidence
US 11,926,663	IL-18 Binding Protein (IL-18BP) and Antibodies in Inflammatory Diseases In force Ends no later than Apr 11, 2037 · Medium confidence	In force	Ends no later than Apr 11, 2037	Medium confidence
US 11,820,817	IL-18 Binding Protein (IL-18BP) and Antibodies in Inflammatory Diseases In force Ends no later than Mar 17, 2038 · Medium confidence	In force	Ends no later than Mar 17, 2038	Medium 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.

3 pending · 1 no status recorded

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