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US

Signal Processing Approach to Sentiment Analysis for Entities in Documents

US 9,436,674 In force
OverviewFamilyAssignmentsSources & methods

Term ends Nov 27, 2030 · High confidence

Filed May 6, 2014 as application 14/270,507 · Granted Sep 6, 2016
Base term plus 241 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2010 2030
Clock starts
Mar 31, 2010
Term ends
Nov 27, 2030
Granted
Sep 6, 2016
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
241
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,725,494, to Nov 27, 2030. The term already ends on or before that date, so the cap shortened nothing.
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.
4
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 runs 241 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 3 maintenance fees are paid so far. 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 Mar 31, 2010, when application 12/752,053, the earliest non-provisional in its chain, was filed (this one was filed May 6, 2014)Mar 31, 2030High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+241 days, USPTO patent term adjustment recordNov 27, 2030High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,725,494)resolves to Nov 27, 2030, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderNov 27, 2030High confidence

This family

US 7,171,420Term ended
Jun 2022
Jun 2022
US 8,725,494In force
Mar 2033
Mar 2033
Application PCT/US2011/030144PCT application
no patent term
no patent term
US 9,436,674this patent
Nov 2030
Nov 2030
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 10, 2019
Reel 50696, frame 676
O'neil, JohnAttivio Inc.Assignment of Assignor's Interest
Dec 3, 2019
Reel 51166, frame 96
Attivio, Inc.ServiceNow, 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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