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Adapting Behavior of Solid-State Drive Using Real Usage Model

US 8,918,583 In force
OverviewAssignmentsSources & methods
Collateral for a security interest recorded May 13, 2019 (Cerberus Business Finance Agency, LLC).

Term ends Jun 6, 2033 · High confidence

Held by Virtium LLC
Filed Dec 20, 2012 as application 13/722,845 · Granted Dec 23, 2014
Base term plus 168 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2012 2033
Clock starts
Dec 20, 2012
Term ends
Jun 6, 2033
Granted
Dec 23, 2014
base term patent term adjustment 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
168
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.

This patent's term runs 168 days past its 20-year base term on 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 Dec 20, 2012, when this application, 13/722,845, was filedDec 20, 2032High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+168 days, USPTO patent term adjustment recordJun 6, 2033High 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 orderJun 6, 2033High confidence

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 20, 2012
Reel 29513, frame 519
Hoang, Pho; Chen, JianVirtium Technology, Inc.Assignment of Assignor's Interest
Aug 8, 2015
Reel 36284, frame 124
Virtium Technology Inc.; Virtium Opco LLCVirtium LLCMerger and Change of Name
Aug 12, 2015
Reel 36310, frame 55
Virtium LLCMonroe Capital Management Advisors, LLC, as Administrative AgentSecurity Interest
Mar 6, 2019
Reel 48515, frame 493
Virtium LLCMaranon Capital, L.P., as Administrative AgentSecurity Interest
Mar 14, 2019
Reel 48595, frame 533
Virtium LLCCibc Bank USA, as Administrative AgentSecurity Interest
Mar 19, 2019
Reel 48635, frame 794
Monroe Capital Management Advisors, LLC, as Administrative AgentVirtium LLCRelease of Security Interest
May 13, 2019
Reel 49160, frame 509
Virtium LLCCerberus Business Finance Agency, LLC, as Collateral AgentGrant of Security Interest -- Patents
May 13, 2019
Reel 49162, frame 827
Maranon Capital, L.p.Virtium LLCRelease of Security Interests in Patents
May 13, 2019
Reel 50174, frame 645
Cibc Bank USAVirtium LLCRelease of Security Interest in Patents

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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