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Ultrahigh Density Vertical NAND Memory Device and Method of Making Thereof

US 8,187,936 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed May 29, 2024 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Jun 30, 2010 as application 12/827,947 · Granted May 29, 2012
Base term, 20 years from filing, plus 106 days of patent term adjustment (USPTO delay)
Today
Lapsed May 29, 2024
2010 2030
Clock starts
Jun 30, 2010
No longer in force
May 29, 2024
Granted
May 29, 2012
Term would have run to
Oct 14, 2030
base term patent term adjustment after the term ends 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
106
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.
26
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

Its term would have run to Oct 14, 2030: its 20-year base term plus 106 days of term adjustment for prosecution delay. 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 Jun 30, 2010, when this application, 12/827,947, was filedJun 30, 2030High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+106 days, USPTO patent term adjustment recordOct 14, 2030High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed May 29, 2024High confidence
Computed term endThe steps above, in orderMay 29, 2024High confidence

This family

US 8,349,681In force
May 2031
May 2031
US 8,187,936this patent
May 2024
May 2024
US 8,198,672In force
Nov 2030
Nov 2030
US 8,193,054In force
Nov 2030
Nov 2030
Application PCT/US2011/042566PCT application
no patent term
no patent term
US 8,330,208In force
Jun 2030
Jun 2030
US 8,450,791In force
Jun 2030
Jun 2030
US 8,283,228In force
Jun 2030
Jun 2030
8 of 26 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
May 5, 2011
Reel 26230, frame 282
Alsmeier, Johann; Purayath, Vinod Robert; Chien, Henry; Matamis, George; Lee, Yao-sheng; Kai, James; Zhang, YuanSanDisk CorporationAssignment of Assignor's Interest
May 16, 2011
Reel 26287, frame 404
SanDisk CorporationSanDisk Technologies Inc.Assignment of Assignor's Interest
May 25, 2016
Reel 38807, frame 850
SanDisk Technologies Inc.SanDisk Technologies LLCChange of Name

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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