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US

Tissue Extraction Devices and Methods

US 12,727,935 In force
OverviewFamilyAssignmentsSources & methods

Term ends Oct 20, 2031 · Low confidence

Filed Apr 11, 2022 as application 17/717,677 · Granted Sep 8, 2026
Base term plus 1186 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2011 2031
Clock starts
Oct 20, 2011
Term ends
Oct 20, 2031
Granted
Sep 8, 2026
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
1,186
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,667,857, US 11,324,546, US 9,549,754.
0 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
7
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 1186 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 0 of 1 maintenance fees are paid so far. Confidence: Low. 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 Oct 20, 2011, when application 13/277,913, the earliest non-provisional in its chain, was filed (this one was filed Apr 11, 2022); a parent in its chain could not be resolved (the next row)Oct 20, 2031High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+1186 days, USPTO patent term adjustment recordJan 18, 2035High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 10,667,857, US 11,324,546, US 9,549,754)capped to Oct 20, 2031High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 1 maintenance fees paidIn forceHigh confidence
Further caveats on recordThe record names parents not resolved: 14249032, 13910873, 13277913, 14249032Low confidence overallLow confidence
Computed term endThe steps above, in orderOct 20, 2031Low confidence

This family

US 8,512,326In force
Oct 2031
Oct 2031
US 8,728,066In force
Oct 2031
Oct 2031
US 9,549,754In force
Jul 2032
Jul 2032
US 10,667,857In force
Jul 2032
Jul 2032
US 11,324,546In force
Oct 2031
Oct 2031
US 12,727,935this patent
Oct 2031
Oct 2031
Application 19/739,141Pending
not computed
not computed
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
Jan 30, 2026
Reel 74537, frame 617
Axora Medical, Inc.Symbiotic Capital Agency LLC, as Administrative Agent and Collateral AgentSecurity Interest
Mar 31, 2026
Reel 75306, frame 365
Minerva Surgical, Inc.Axora Medical, Inc.Assignment of Assignor's Interest
Jul 20, 2026
Reel 76015, frame 225
Minerva Surgical, Inc.Axora Medical, Inc.Corrective Assignment to Correct the Assignee Address Previously Recorded on Reel 75306 Frame 365. Assignor(S) Hereby Confirms the Assignment.

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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