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Motor Drive Voltage Control Device and Method for Controlling Motor Drive Voltage

US 9,882,523 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Jan 30, 2026 on the fee record · Medium confidence

Why Medium: A parent in the chain could not be resolved.

Second maintenance fee unpaid; grace period ended.

Held by Google LLC
Filed Oct 14, 2016 as application 15/293,838 · Granted Jan 30, 2018
Base term, 20 years from filing
Today
Lapsed Jan 30, 2026
2013 2033
Clock starts
Dec 12, 2013
No longer in force
Jan 30, 2026
Granted
Jan 30, 2018
Term would have run to
Dec 12, 2033
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.
1 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.
3
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 12, 2033: its 20-year base term, with no adjustment for prosecution delay. 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 Dec 12, 2013, when application PCT/JP2013/083313, the earliest non-provisional in its chain, was filed (this one was filed Oct 14, 2016); a parent in its chain could not be resolved (the next row)Dec 12, 2033High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidlapsed Jan 30, 2026High confidence
Computed term endThe steps above, in orderJan 30, 2026Medium confidence

This family

US 9,503,013In force
Dec 2033
Dec 2033
US 9,882,523this patent
Jan 2026
Jan 2026
2 of 3 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
Oct 17, 2016
Reel 40032, frame 62
Urata, Junichi; Inaba, MasayukiSchaft Inc.Assignment of Assignor's Interest
Dec 5, 2017
Reel 44695, frame 115
Google Inc.Google LLCChange of Name

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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