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Method and Apparatus for Camouflaging a Standard Cell Based Integrated Circuit with Micro Circuits and Post Processing

US 8,510,700 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Aug 13, 2025 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Held by Rambus Inc.
Filed Feb 9, 2012 as application 13/370,118 · Granted Aug 13, 2013
Base term, 20 years from filing
Today
Lapsed Aug 13, 2025
2009 2029
Clock starts
Feb 24, 2009
No longer in force
Aug 13, 2025
Granted
Aug 13, 2013
Term would have run to
Feb 24, 2029
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.
22
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 Feb 24, 2029: 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 Feb 24, 2009, when application 12/380,094, the earliest non-provisional in its chain, was filed (this one was filed Feb 9, 2012)Feb 24, 2029High 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 Aug 13, 2025High confidence
Computed term endThe steps above, in orderAug 13, 2025High confidence

This family

US 8,151,235Lapsed on the fee record
Apr 2024
Apr 2024
US 8,418,091Lapsed on the fee record
Apr 2025
Apr 2025
Application 61/436,485Provisional application
no patent term
no patent term
Application PCT/US2012/022791PCT application
no patent term
no patent term
US 8,510,700this patent
Aug 2025
Aug 2025
Application 61/606,260Provisional application
no patent term
no patent term
Application PCT/US2013/028761PCT application
no patent term
no patent term
US 9,355,199Lapsed on the fee record
May 2024
May 2024
8 of 22 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
Feb 9, 2012
Reel 27681, frame 328
Cocchi, Ronald P.; Chow, Lap Wai; Baukus, James P.; Wang, Bryan J.Syphermedia International, Inc.Assignment of Assignor's Interest
Feb 27, 2018
Reel 45053, frame 301
Syphermedia International, Inc.Inside Secure S.A.Assignment of Assignor's Interest
Feb 27, 2019
Reel 48449, frame 887
Inside SecureGlas Sas, As Security AgentSecurity Interest
Oct 7, 2019
Reel 50647, frame 428
Inside SecureVerimatrixChange of Name
Oct 16, 2019
Reel 50733, frame 3
VerimatrixVerimatrixChange of Address
Nov 21, 2019
Reel 51076, frame 306
Glas Sas, As AgentInside SecurePartial Release of Security Interest in Patent Collateral
Dec 12, 2019
Reel 51262, frame 413
VerimatrixRambus Inc.Assignment 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.

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