Antchain Technology Pte. Ltd.

135 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

Jul 2038

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 28, 2027
The maintenance fee for Providing Data Authorization Based on Blockchain (US 11,831,656) comes due May 28, 2027. Unpaid by Nov 29, 2027, it lapses early.
1 fee due Oct 21, 2027
The maintenance fee for Blockchain-Based Music Originality Analysis Method and Apparatus (US 10,628,485) comes due Oct 21, 2027. Unpaid by Apr 21, 2028, it lapses early.
1 fee due Nov 12, 2027
The maintenance fee for Performing a Recovery Process for a Network Node in a Distributed System (US 10,649,859) comes due Nov 12, 2027. Unpaid by May 12, 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 10,721,326	Method, Apparatus, and Electronic Device for Processing Consensus Requests in a Blockchain Consensus Network In force Term ends Jul 13, 2038 · High confidence	In force	Term ends Jul 13, 2038	High confidence
US 11,095,750	Method, Apparatus, and Electronic Device for Processing Consensus Requests in a Blockchain Consensus Network In force Term ends Jul 13, 2038 · High confidence	In force	Term ends Jul 13, 2038	High confidence
US 10,693,994	Method, Apparatus, and Electronic Device for Processing Consensus Requests in a Blockchain Consensus Network In force Term ends Aug 14, 2038 · High confidence	In force	Term ends Aug 14, 2038	High confidence
US 10,931,462	Domain Name Management Scheme for Cross-Chain Interactions in Blockchain Systems In force Term ends Nov 16, 2038 · High confidence	In force	Term ends Nov 16, 2038	High confidence
US 10,649,859	Performing a Recovery Process for a Network Node in a Distributed System In force Term ends Dec 13, 2038 · High confidence	In force	Term ends Dec 13, 2038	High confidence
US 10,771,259	Achieving Consensus Among Network Nodes in a Distributed System In force Term ends Dec 13, 2038 · High confidence	In force	Term ends Dec 13, 2038	High confidence
US 10,791,107	Performing a Change of Primary Node in a Distributed System In force Term ends Dec 13, 2038 · High confidence	In force	Term ends Dec 13, 2038	High confidence
US 10,680,800	Blockchain Data Protection Based on Generic Account Model and Homomorphic Encryption In force Term ends Dec 21, 2038 · High confidence	In force	Term ends Dec 21, 2038	High confidence
US 10,708,039	Blockchain Data Protection Based on Generic Account Model and Homomorphic Encryption In force Term ends Dec 21, 2038 · High confidence	In force	Term ends Dec 21, 2038	High confidence
US 10,790,987	Blockchain Data Protection Based on Generic Account Model and Homomorphic Encryption In force Term ends Dec 21, 2038 · High confidence	In force	Term ends Dec 21, 2038	High confidence

10 of 135 patents shown.

Pro members see all 135.

Pro members: see all 135 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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