The Patent Finder
US

Deliberate Destruction of Integrated Circuits

US 7,532,027 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

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

Lapsed May 12, 2021 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Sep 28, 2007 as application 11/864,625 · Granted May 12, 2009
Base term, 20 years from filing
Today
Lapsed May 12, 2021
2007 2027
Clock starts
Sep 28, 2007
No longer in force
May 12, 2021
Granted
May 12, 2009
Term would have run to
Sep 28, 2027
base term 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
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.
3
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 Sep 28, 2027: its 20-year base term, with no 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 Sep 28, 2007, when this application, 11/864,625, was filedSep 28, 2027High 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 paidlapsed May 12, 2021High confidence
Computed term endThe steps above, in orderMay 12, 2021High confidence

This family

US 7,532,027this patent
May 2021
May 2021
US 7,804,319Lapsed on the fee record
Sep 2022
Sep 2022
US 8,149,012In force
no later than Sep 2027
no later than Sep 2027
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
Oct 1, 2007
Reel 19900, frame 498
Lazaravich, Robert; Littlebury, HughAdtron CorporationAssignment of Assignor's Interest
Jul 18, 2011
Reel 26603, frame 911
Adtron CorporationSmart Modular Technologies (Az), Inc.Change of Name
May 29, 2013
Reel 30508, frame 843
Smart Modular Technologies (Az), Inc.Smart Storage Systems (Az), Inc.Change of Name
May 29, 2013
Reel 30508, frame 855
Smart Storage Systems (Az), Inc.Smart Storage Systems, Inc.Change of Name
Mar 29, 2016
Reel 38290, frame 33
Smart Storage Systems, Inc.SanDisk Technologies Inc.Assignment of Assignor's Interest
May 25, 2016
Reel 38809, frame 600
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.

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