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Expandable Interbody Devices

US 11,883,301 In force
OverviewFamilyAssignmentsSources & methods

Term ends Apr 18, 2039 · High confidence

Held by Mirus LLC
Filed Jan 5, 2022 as application 17/568,848 · Granted Jan 30, 2024
Base term plus 199 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2018 2039
Clock starts
Oct 1, 2018
Term ends
Apr 18, 2039
Granted
Jan 30, 2024
base term patent term adjustment 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
199
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
8
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 199 days past its 20-year base term on 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 Oct 1, 2018, when application 16/147,986, the earliest non-provisional in its chain, was filed (this one was filed Jan 5, 2022)Oct 1, 2038High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+199 days, USPTO patent term adjustment recordApr 18, 2039High 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 orderApr 18, 2039High confidence

This family

US 11,278,423In force
Jun 2039
Jun 2039
US D946,151In force
Mar 2037
Mar 2037
US D946,152In force
Mar 2037
Mar 2037
US 11,883,301this patent
Apr 2039
Apr 2039
US 12,544,237In force
Aug 2041
Aug 2041
Application 18/504,752Pending
not computed
not computed
Application 19/395,261Pending
not computed
not computed
Application 19/395,232Pending
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 6, 2022
Reel 58577, frame 78
Gunn, Josh; Yadav, Jay; Gray, Wayne; Roth, Noah; Marrocco, AdamMirus 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