Term ends Feb 24, 2041 · Medium confidence

Computed 20-year base term

Why Medium: A parent in the chain could not be resolved.

Held by Meditrina, Inc.

Filed Nov 15, 2022 as application 18/055,546 · Granted Sep 29, 2026

Base term plus 218 days of patent term adjustment (USPTO delay)

Today

20 years from filing

Term ends Feb 24, 2041

2020 2041

Clock starts
Jul 21, 2020

Term ends
Feb 24, 2041

Granted
Sep 29, 2026

base term patent term adjustment Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

218

Days of term adjustment

Read from the USPTO patent term adjustment record, not recalculated here.

None

Terminal disclaimer

No disclaimer on this record.

0 of 3

Maintenance fees paid

Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.

Family applications on record here

Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

This patent's term runs 218 days past its 20-year base term on prosecution delay. 0 of 3 maintenance fees are paid so far. Confidence: Medium. from the record

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, 20 years from filing	Clock starts Jul 21, 2020, when application 16/934,914, the earliest non-provisional in its chain, was filed (this one was filed Nov 15, 2022); a parent in its chain could not be resolved (the next row)	Jul 21, 2040	High confidence
Continuity chain	A parent in the chain could not be resolved	dated from this application's own claim	Medium confidence
Patent term adjustment	+218 days, USPTO patent term adjustment record	Feb 24, 2041	High confidence
Terminal disclaimer cap	None on record	no cap applied	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	0 of 3 maintenance fees paid	In force	High confidence
Computed term end	The steps above, in order	Feb 24, 2041	Medium confidence

This family

US 11,259,695	In force Jul 2040	Jul 2040
US 11,529,048	In force Jul 2040	Jul 2040
US 12,745,896	this patent Feb 2041	Feb 2041

The applications whose file history this site holds. The family may have others.

Assignments

Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.

Recorded	Assignor	Assignee	Conveyance
Nov 15, 2022 Reel 61772, frame 201	Truckai, Csaba; Kotov, Britta; Shadduck, John H.	Meditrina, Inc.	Assignment of Assignor's Interest

Sources

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

USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup

Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

What's changing

Feb 2041

Term ends Feb 24, 2041. Maintenance fees still fall due before then

Note

The 218 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us

Citations

We have no citation count for this patent yet. That is not the same as never having been cited.

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.

Endoscope and Method of Use