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System and Method for Internet Security

US 8,578,487 In force
OverviewAssignmentsSources & methods

Term ends Sep 17, 2031 · High confidence

Filed Nov 4, 2010 as application 12/939,766 · Granted Nov 5, 2013
Base term plus 317 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2010 2031
Clock starts
Nov 4, 2010
Term ends
Sep 17, 2031
Granted
Nov 5, 2013
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
317
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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 317 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Nov 4, 2010, when this application, 12/939,766, was filedNov 4, 2030High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+317 days, USPTO patent term adjustment recordSep 17, 2031High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderSep 17, 2031High 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
Feb 15, 2011
Reel 26130, frame 906
Soeder, Derek A.Ridgeway Internet Security, LLCAssignment of Assignor's Interest
Jul 5, 2012
Reel 28553, frame 731
Ridgeway Internet Security, L.l.c.Cylance, 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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