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US 9,902,174 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Feb 27, 2022 on the fee record · High confidence

First maintenance fee unpaid; grace period ended.

Filed Apr 25, 2017 as application 15/496,135 · Granted Feb 27, 2018
Base term, 20 years from filing
Today
Lapsed Feb 27, 2022
2017 2037
Clock starts
Apr 25, 2017
No longer in force
Feb 27, 2022
Granted
Feb 27, 2018
Term would have run to
Apr 25, 2037
base term after the term ends 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.
0 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.
60
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 Apr 25, 2037: 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 Apr 25, 2017, when this application, 15/496,135, was filedApr 25, 2037High 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 events0 of 3 maintenance fees paidlapsed Feb 27, 2022High confidence
Computed term endThe steps above, in orderFeb 27, 2022High confidence

This family

US 9,902,174this patent
Feb 2022
Feb 2022
US 10,065,437In force
Apr 2037
Apr 2037
US 10,421,297In force
May 2037
May 2037
US 10,059,127Lapsed on the fee record
Aug 2022
Aug 2022
Application 15/527,418Abandoned
not computed
not computed
US 9,933,579Lapsed on the fee record
Apr 2022
Apr 2022
US 9,882,300Lapsed on the fee record
Jan 2022
Jan 2022
Application 15/533,425Abandoned
not computed
not computed
8 of 60 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 25, 2017
Reel 42134, frame 785
Ishikawa, Tetsuhiro; Watanabe, Sumio; Tsuchiya, Masahiro; Oguchi, TatsuyaFujitsu Component LimitedAssignment 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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