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US

Elevator System Control Responsive to Hoistway Access Detection

US 7,954,606 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jun 27, 2027 · High confidence

Filed Mar 25, 2008 as application 12/067,940 · Granted Jun 7, 2011
Base term plus 630 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2005 2027
Clock starts
Oct 5, 2005
Term ends
Jun 27, 2027
Granted
Jun 7, 2011
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
630
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.
66
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 630 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 Oct 5, 2005, when application PCT/US2005/035740, the earliest non-provisional in its chain, was filed (this one was filed Mar 25, 2008)Oct 5, 2025High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+630 days, USPTO patent term adjustment recordJun 27, 2027High 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 orderJun 27, 2027High confidence

This family

US 6,457,573Term ended
Feb 2021
Feb 2021
Application 09/837,825Abandoned
not computed
not computed
US 6,994,487Term ended
May 2022
May 2022
Application PCT/US2002/030394PCT application
no patent term
no patent term
Application PCT/US2002/039945PCT application
no patent term
no patent term
Application PCT/US2003/000411PCT application
no patent term
no patent term
Application PCT/US2003/003801PCT application
no patent term
no patent term
Application PCT/US2003/010563PCT application
no patent term
no patent term
8 of 66 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
Apr 10, 2008
Reel 20782, frame 956
Tinone, Helio; Black, Anthony; Lafreniere, Nora E.Otis Elevator CompanyAssignment 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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