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US

Minimally Invasive Endoscope

US 11,771,304 In force
OverviewFamilyAssignmentsSources & methods

Term ends Nov 8, 2041 · High confidence

Filed Apr 13, 2022 as application 17/720,143 · Granted Oct 3, 2023
Base term, 20 years from filing
Today
20 years from filing
2021 2041
Clock starts
Nov 8, 2021
Term ends
Nov 8, 2041
Granted
Oct 3, 2023
base term 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.
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.
27
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 is its 20-year base term, with no adjustment for prosecution delay. 0 of 3 maintenance fees are paid so far. Confidence: High. 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Nov 8, 2021, when application 17/521,397, the earliest non-provisional in its chain, was filed (this one was filed Apr 13, 2022)Nov 8, 2041High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderNov 8, 2041High confidence

This family

Application PCT/US2017/053171PCT application
no patent term
no patent term
US 11,832,797In force
Jan 2041
Jan 2041
Application PCT/US2019/036060PCT application
no patent term
no patent term
US 11,071,442In force
Dec 2039
Dec 2039
US 12,702,573In force
May 2040
May 2040
US 12,268,358In force
Nov 2041
Nov 2041
US 11,350,816In force
Jun 2041
Jun 2041
US 11,330,973In force
Sep 2037
Sep 2037
8 of 27 applications in this family shown, earliest filings first. 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.
RecordedAssignorAssigneeConveyance
Apr 13, 2022
Reel 59590, frame 728
Xiaolong Ouyang; Wang, Shih-pingMicronvision Corp.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.

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