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US

System and Method for Monitoring the Status of Multiple Servers on a Network

US 9,258,184 Term ended
OverviewFamilyAssignmentsSources & methods

Term ended Feb 10, 2026 · High confidence

Filed Apr 3, 2015 as application 14/678,604 · Granted Feb 9, 2016
Base term, 20 years from filing
Today
20 years from filing
Term ended Feb 10, 2026
2006 2026
Clock starts
Feb 10, 2006
Term ended
Feb 10, 2026
Granted
Feb 9, 2016
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,676,958, US 9,032,064, to Feb 10, 2026. The term already ends on or before that date, so the cap shortened nothing.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
24
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

This patent's term is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 10, 2006, when application 11/351,947, the earliest non-provisional in its chain, was filed (this one was filed Apr 3, 2015)Feb 10, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,676,958, US 9,032,064)resolves to Feb 10, 2026, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 2 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderFeb 10, 2026High confidence

This family

US 8,676,958In force
Mar 2031
Mar 2031
US 8,656,226In force (reinstated)
Apr 2032
Apr 2032
US 8,782,339In force (reinstated)
Jun 2032
Jun 2032
US 9,430,309In force
Dec 2031
Dec 2031
US 9,032,064Term ended
Feb 2026
Feb 2026
US 9,032,149In force
Oct 2031
Oct 2031
US 9,258,184this patent
Feb 2026
Feb 2026
US 9,250,807In force
Oct 2031
Oct 2031
8 of 24 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
Jul 30, 2020
Reel 53357, frame 53
Hendon, Samuel; Freeser, ColinSouthern Company Services, Inc.Assignment of Assignor's Interest
Jul 30, 2020
Reel 53358, frame 644
Southern Company Services, Inc.Open Invention Network LLCAssignment of Assignor's Interest
Feb 24, 2023
Reel 62800, frame 854
NEC Corporation of AmericaNEC CorporationAssignment of Assignor's Interest
Feb 24, 2023
Reel 62800, frame 890
Open Invention Network LLCNEC Corporation of AmericaAssignment of Assignor's Interest
Apr 17, 2023
Reel 63349, frame 459
NEC CorporationNEC Asia Pacific Pte Ltd.Assignment of Assignor's Interest
Jan 27, 2024
Reel 66376, frame 276
NEC Asia Pacific Pte Ltd.IP Wave Pte Ltd.Assignment of Assignor's Interest
Jun 27, 2024
Reel 67944, frame 332
IP Wave Pte Ltd.Cloud Byte LLC.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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