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US

Dead Reckoning in a Gaming Environment

US 8,734,258 In force
OverviewFamilyAssignmentsSources & methods

Term ends Dec 1, 2026 · High confidence

Filed Mar 27, 2012 as application 13/431,682 · Granted May 27, 2014
Base term plus 154 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2006 2026
Clock starts
Jun 30, 2006
Term ends
Dec 1, 2026
Granted
May 27, 2014
base term patent term adjustment fee events Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
154
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 8,142,289, to Dec 1, 2026. The term already ends on or before that date, so the cap shortened nothing.
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.
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 154 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. 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 Jun 30, 2006, when application 11/479,829, the earliest non-provisional in its chain, was filed (this one was filed Mar 27, 2012)Jun 30, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+154 days, USPTO patent term adjustment recordDec 1, 2026High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,142,289)resolves to Dec 1, 2026, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderDec 1, 2026High confidence

This family

US 8,142,289In force
Apr 2027
Apr 2027
US 8,734,258this patent
Dec 2026
Dec 2026
US 9,550,112In force
Mar 2027
Mar 2027
Application 15/414,583Abandoned
not computed
not computed
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
May 10, 2012
Reel 28191, frame 385
Gutmann, RobertSony Computer Entertainment America Inc.Assignment of Assignor's Interest
May 10, 2012
Reel 28191, frame 435
Sony Computer Entertainment America Inc.Sony Computer Entertainment America LLCMerger
May 5, 2016
Reel 38617, frame 474
Sony Computer Entertainment America LLCSony Interactive Entertainment America LLCChange of Name
Mar 30, 2020
Reel 53323, frame 567
Sony Interactive Entertainment America LLCSony Interactive Entertainment LLCMerger

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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