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US

Wireless Mobile Station Call Handoff

US 8,036,665 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Oct 11, 2023 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Oct 28, 2004 as application 10/976,143 · Granted Oct 11, 2011
Base term, 20 years from filing, plus 1018 days of patent term adjustment (USPTO delay)
Today
Lapsed Oct 11, 2023
2004 2027
Clock starts
Oct 28, 2004
No longer in force
Oct 11, 2023
Granted
Oct 11, 2011
Term would have run to
Aug 12, 2027
base term patent term adjustment 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
1,018
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
20
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 Aug 12, 2027: its 20-year base term plus 1018 days of term 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 Oct 28, 2004, when this application, 10/976,143, was filedOct 28, 2024High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1018 days, USPTO patent term adjustment recordAug 12, 2027High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Oct 11, 2023High confidence
Computed term endThe steps above, in orderOct 11, 2023High confidence

This family

Application 10/235,001Abandoned
not computed
not computed
Application 10/299,146Abandoned
not computed
not computed
US 7,450,948Term ended
Oct 2026
Oct 2026
US 7,272,393Lapsed on the fee record
Sep 2015
Sep 2015
Application 10/811,342Abandoned
not computed
not computed
US 7,215,944Lapsed on the fee record
May 2015
May 2015
US 8,036,665this patent
Oct 2023
Oct 2023
US 8,233,907Lapsed on the fee record
Jul 2016
Jul 2016
8 of 20 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
Oct 28, 2004
Reel 15940, frame 198
Shah, Dipesh H.Cingular Wireless, LLCAssignment of Assignor's Interest
May 13, 2005
Reel 16566, frame 348
Cingular Wireless, LLCCingular Wireless II, Inc.Assignment of Assignor's Interest
Feb 14, 2006
Reel 17166, frame 12
Cingular Wireless II, Inc.Cingular Wireless II, LLCCertificate of Conversion

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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