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Health Monitoring System

US 8,684,922 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Apr 1, 2026 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Dec 7, 2012 as application 13/707,682 · Granted Apr 1, 2014
Base term, 20 years from filing
Today
Lapsed Apr 1, 2026
2012 2032
Clock starts
Dec 7, 2012
No longer in force
Apr 1, 2026
Granted
Apr 1, 2014
Term would have run to
Dec 7, 2032
base term 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
None
Term adjustment
No prosecution delay on this record.
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.
10
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 Dec 7, 2032: its 20-year base term, with no 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 Dec 7, 2012, when this application, 13/707,682, was filedDec 7, 2032High 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 events2 of 3 maintenance fees paidlapsed Apr 1, 2026High confidence
Computed term endThe steps above, in orderApr 1, 2026High confidence

This family

US 7,539,533In force
Aug 2027
Aug 2027
US 8,103,333In force
Nov 2027
Nov 2027
US 8,323,188Term ended
May 2026
May 2026
US 8,684,900Term ended
May 2026
May 2026
US 8,684,922this patent
Apr 2026
Apr 2026
US 9,865,176In force
May 2034
May 2034
US 9,028,405Term ended
May 2026
May 2026
US 9,907,473Term ended
May 2026
May 2026
8 of 10 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
Dec 22, 2014
Reel 34570, frame 704
Tran, Bao; Tran, Ha-thiEmpire IP LLCAssignment of Assignor's Interest
Dec 18, 2015
Reel 37332, frame 414
Empire IP LLCWest 74TH Street, Series 75 of Allied Security Trust IAssignment of Assignor's Interest
Apr 21, 2016
Reel 38337, frame 970
West 74TH Street, Series 75 of Allied Security Trust IKoninklijke Philips N.V.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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