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US

Methods of Managing Neurovascular Obstructions

US 10,123,803 Grace period ended
OverviewFamilyAssignmentsSources & methods

Also listed on Mindframe LLC, an earlier holder on the record. The recorded assignments below show how it moved.

Term ends May 19, 2028 · Low confidence

Grace period ended Nov 13, 2026 · no payment on record as of the Nov 10, 2026 fee file · lapse expected

Held by Covidien LP
Filed Jun 29, 2011 as application 13/172,778 · Granted Nov 13, 2018
Base term plus 2215 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2008 2028
Clock starts
May 19, 2008
Term ends
May 19, 2028
Granted
Nov 13, 2018
base term fee events 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
2,215
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 8,066,757, US 8,197,493.
1 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
34
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 2215 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 1 of 2 maintenance fees is paid so far. Confidence: Low: the grace period for its second maintenance fee ended Nov 13, 2026 with no payment on record. 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 May 19, 2008, when application 12/123,390, the earliest non-provisional in its chain, was filed (this one was filed Jun 29, 2011); a parent in its chain could not be resolved (the next row)May 19, 2028High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+2215 days, USPTO patent term adjustment recordJun 12, 2034High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,066,757, US 8,197,493)capped to May 19, 2028Medium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee eventsThe grace period ended with no payment on record in the fee filegrace period ended Nov 13, 2026Low confidence
Computed term endThe steps above, in orderMay 19, 2028Low confidence

This family

US 9,198,687In force
May 2028
May 2028
US 8,926,680In force
Jul 2028
Jul 2028
US 9,220,522In force
Feb 2029
Feb 2029
US 8,545,514In force
Apr 2030
Apr 2030
Application 12/469,462Abandoned
not computed
not computed
US 8,088,140In force
Dec 2028
Dec 2028
Application 12/651,353Abandoned
not computed
not computed
Application 12/711,100Abandoned
not computed
not computed
8 of 34 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
Sep 13, 2011
Reel 26902, frame 611
Ferrera, David A.; Cragg, Andrew H.; Fulkerson, JohnMindframe, Inc.Assignment of Assignor's Interest
Oct 8, 2012
Reel 29093, frame 835
Mindframe, Inc.Mindframe LLCChange of Name
Oct 19, 2012
Reel 29160, frame 235
Mindframe LLCCovidien LPAssignment 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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