Catheter

US D1,124,312 In force

Overview Sources & methods

Term ends Mar 3, 2041 · High confidence

Held by Ezurotech Co., Ltd.

Filed Aug 8, 2024 as application 29/956,604 · Granted Apr 28, 2026

Base term, 15 years from grant · capped by a resolved terminal disclaimer

Today

15 years from grant

Term ends Mar 3, 2041

2026 2041

Clock starts
Apr 28, 2026

Term ends
Mar 3, 2041

base term after the term ends Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

None

Term adjustment

No prosecution delay on this record.

Capped

Terminal disclaimer

Resolved from the filed document, referencing US D1,116,093, US D1,125,534, US D1,125,535, US D1,125,536, US D1,126,394.

15 years from grant

Base term

No maintenance fees are payable on this kind of patent.

How we calculated this date

One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.

Step	Input	Date after this step	Confidence
Base term, 15 years from grant	Granted Apr 28, 2026	Apr 28, 2041	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	None on file	no change	High confidence
Terminal disclaimer cap	Disclaimer resolved from the filed document (refs US D1,116,093, US D1,125,534, US D1,125,535, US D1,125,536, US D1,126,394)	capped to Mar 3, 2041	High confidence
Patent term extension	None on file	no change	High confidence
Computed term end	The steps above, in order	Mar 3, 2041	High confidence

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center

No maintenance fees are payable on this kind of patent, so the record carries no fee events.

Not on this page: the patent's family, its recorded assignments and its citation count. USPTO's assignment records, linked above, list every recorded assignment.

Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.