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Expandable Fusion Device for Positioning Between Adjacent Vertebral Bodies

US 9,492,288 In force
OverviewFamilyAssignmentsSources & methods

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

Term ends Feb 20, 2034 · High confidence

Filed Feb 20, 2014 as application 14/185,561 · Granted Nov 15, 2016
Base term, 20 years from filing
Today
20 years from filing
2014 2034
Clock starts
Feb 20, 2014
Term ends
Feb 20, 2034
Granted
Nov 15, 2016
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
4
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. 2 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 Feb 20, 2014, when this application, 14/185,561, was filedFeb 20, 2034High 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 events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderFeb 20, 2034High confidence

This family

US 9,492,288this patent
Feb 2034
Feb 2034
Application 15/351,943Abandoned
not computed
not computed
US 11,369,484In force
Feb 2034
Feb 2034
US 11,766,341In force
Feb 2034
Feb 2034
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
Jun 21, 2016
Reel 38976, frame 167
Schular, MichaelFlexuspine, Inc.Assignment of Assignor's Interest
Jun 21, 2016
Reel 38975, frame 990
Wagner, ErikFlexuspine, Inc.Assignment of Assignor's Interest
Sep 26, 2023
Reel 65025, frame 374
Flexuspine, Inc.Tyler Fusion Technologies, LLCAssignment 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited