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Physiologically Responsive Vad

US 8,864,644 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jan 18, 2031 · High confidence

Filed Jan 18, 2011 as application 13/008,514 · Granted Oct 21, 2014
Base term, 20 years from filing
Today
20 years from filing
2011 2031
Clock starts
Jan 18, 2011
Term ends
Jan 18, 2031
Granted
Oct 21, 2014
base term 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
None
Term adjustment
No prosecution delay on this record.
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.
5
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. 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 Jan 18, 2011, when this application, 13/008,514, was filedJan 18, 2031High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh 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 orderJan 18, 2031High confidence

This family

US 8,864,644this patent
Jan 2031
Jan 2031
US 9,579,435In force
no later than Jan 2031
no later than Jan 2031
US 9,833,552In force
Jan 2031
Jan 2031
US 10,124,099In force
no later than Jan 2031
no later than Jan 2031
US 10,342,907In force
no later than Jan 2031
no later than Jan 2031
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
Mar 11, 2011
Reel 25942, frame 146
Yomtov, BarryHeartware, Inc.Assignment of Assignor's Interest
Nov 22, 2024
Reel 69433, frame 523
Heartware, Inc.Boston Scientific Scimed, 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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