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Microchip Measurement Device

US 7,400,406 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Jul 15, 2020 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Held by Horiba, Ltd.
Filed Jul 25, 2006 as application 11/459,767 · Granted Jul 15, 2008
Base term, 20 years from filing, plus 195 days of patent term adjustment (USPTO delay)
Today
Lapsed Jul 15, 2020
2006 2027
Clock starts
Jul 25, 2006
No longer in force
Jul 15, 2020
Granted
Jul 15, 2008
Term would have run to
Feb 5, 2027
base term patent term adjustment after the term ends 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
195
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
52
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 Feb 5, 2027: its 20-year base term plus 195 days of term 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 Jul 25, 2006, when this application, 11/459,767, was filedJul 25, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+195 days, USPTO patent term adjustment recordFeb 5, 2027High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Jul 15, 2020High confidence
Computed term endThe steps above, in orderJul 15, 2020High confidence

This family

US 6,707,535Lapsed on the fee record
Mar 2016
Mar 2016
Application 11/042,165Abandoned
not computed
not computed
US 7,981,689In force
Nov 2027
Nov 2027
US 7,901,631Lapsed on the fee record
Mar 2015
Mar 2015
US 7,443,502Lapsed on the fee record
Oct 2020
Oct 2020
US 7,400,406this patent
Jul 2020
Jul 2020
Application 11/755,403Abandoned
not computed
not computed
US 7,688,449In force
Jul 2027
Jul 2027
8 of 52 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
Jul 25, 2006
Reel 17993, frame 529
Matsumoto, Shigeki; Koshindo, ToruUshiodenki Kabushiki KaishaAssignment of Assignor's Interest
May 16, 2011
Reel 26281, frame 867
Ushiodenki Kabushiki KaishaRohm Co., Ltd.Assignment of Assignor's Interest
May 1, 2019
Reel 49049, frame 16
Rohm Co., Ltd.Horiba, Ltd.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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