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Device and Methods of Improving Laparoscopic Surgery

US 11,877,721 Term ended
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Dec 31, 2024 (Karl Storz SE & Co. KG).

Term ended Apr 20, 2026 · High confidence

Filed Mar 31, 2020 as application 16/836,874 · Granted Jan 23, 2024
Base term, 20 years from filing
Today
20 years from filing
Term ended Apr 20, 2026
2006 2026
Clock starts
Apr 20, 2006
Term ended
Apr 20, 2026
Granted
Jan 23, 2024
base term after the term ends 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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,295,379, to Apr 20, 2026. The term already ends on or before that date, so the cap shortened nothing.
None due
Maintenance fees
This term ends before the first maintenance fee's grace period does, 4 years from grant, so no fee can end it early.
10
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Apr 20, 2006, when application PCT/IL2006/000478, the earliest non-provisional in its chain, was filed (this one was filed Mar 31, 2020)Apr 20, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 9,295,379)resolves to Apr 20, 2026, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee eventsNo maintenance fee can end the term earlyterm endedHigh confidence
Computed term endThe steps above, in orderApr 20, 2026High confidence

This family

US 9,295,379In force
Jul 2031
Jul 2031
US 8,414,475In force
Jun 2028
Jun 2028
US 8,388,516Term ended
Apr 2026
Apr 2026
US 9,943,372In force
Jan 2027
Jan 2027
US 10,456,202Term ended
Apr 2026
Apr 2026
US 10,456,010In force
Dec 2026
Dec 2026
US 10,603,110In force
Dec 2026
Dec 2026
US 11,877,721this patent
Apr 2026
Apr 2026
8 of 10 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
Dec 6, 2023
Reel 65776, frame 171
Sholev, Mordehai; Atarot, Gal; Frimer, MottiM.S.T. Medical Surgery Technologies Ltd.Assignment of Assignor's Interest
Dec 6, 2023
Reel 65776, frame 369
M.S.T. Medical Surgery Technologies Ltd.Transenterix Europe, S.a.r.l.Assignment of Assignor's Interest
Dec 11, 2023
Reel 65844, frame 428
Transenterix Europe S.À.R.L.Asensus Surgical Europe S.À.R.L.Change of Name
Dec 31, 2024
Reel 69795, frame 381
Asensus Surgical, Inc.; Asensus Surgical US, Inc.; Asensus Surgical Europe S.À R.L.; Asensus Surgical Italia S.R.L.Karl Storz SE & Co. KGSecurity 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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