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Railway Safety Critical Systems with Task Redundancy and Asymmetric Communications Capability

US 9,969,410 In force
OverviewFamilyAssignmentsSources & methods

Term ends Sep 10, 2032 · Medium confidence

Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 9,566,989), so the cap could be lower.

Filed Jan 19, 2017 as application 15/410,143 · Granted May 15, 2018
Base term, 20 years from filing
Today
20 years from filing
2012 2032
Clock starts
Sep 10, 2012
Term ends
Sep 10, 2032
Granted
May 15, 2018
base term 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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,566,989, to Sep 10, 2032. 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.
7
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. 2 of 3 maintenance fees are paid so far. Confidence: Medium. 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 Sep 10, 2012, when application 13/608,313, the earliest non-provisional in its chain, was filed (this one was filed Jan 19, 2017)Sep 10, 2032High 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 9,566,989)resolves to Sep 10, 2032, no earlier than this term, so no changeMedium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderSep 10, 2032Medium confidence

This family

US 8,714,494In force
Nov 2032
Nov 2032
US 9,233,698In force
Sep 2032
Sep 2032
Application PCT/US2015/025022PCT application
no patent term
no patent term
US 9,566,989In force
no later than Sep 2032
no later than Sep 2032
US 9,969,410this patent
Sep 2032
Sep 2032
US 10,272,933In force
Sep 2032
Sep 2032
US 10,589,765In force
Sep 2032
Sep 2032
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
Feb 1, 2017
Reel 41148, frame 784
Weber, Claus; Egel, ZoltanSiemens Industry, Inc.Assignment of Assignor's Interest
Feb 28, 2019
Reel 49841, frame 758
Siemens Industry, Inc.Siemens Mobility, 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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