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Data Models for Describing an Electrical Device

US 7,694,259 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Apr 6, 2022 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Jul 2, 2007 as application 11/772,486 · Granted Apr 6, 2010
Base term, 20 years from filing, plus 346 days of patent term adjustment (USPTO delay)
Today
Lapsed Apr 6, 2022
2004 2026
Clock starts
Sep 3, 2004
No longer in force
Apr 6, 2022
Granted
Apr 6, 2010
Term would have run to
Aug 15, 2025
base term patent term adjustment 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
346
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.
6
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 Aug 15, 2025: its 20-year base term plus 346 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 Sep 3, 2004, when application 10/933,535, the earliest non-provisional in its chain, was filed (this one was filed Jul 2, 2007)Sep 3, 2024High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+346 days, USPTO patent term adjustment recordAug 15, 2025High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Apr 6, 2022High confidence
Computed term endThe steps above, in orderApr 6, 2022High confidence

This family

US 7,263,672Term ended
Aug 2025
Aug 2025
US 8,621,117In force
Mar 2031
Mar 2031
Application PCT/US2005/031268PCT application
no patent term
no patent term
Application PCT/US2005/043089PCT application
no patent term
no patent term
US 7,797,661Term ended
Jan 2026
Jan 2026
US 7,694,259this patent
Apr 2022
Apr 2022
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 26, 2019
Reel 51419, frame 309
ABB Research Ltd.ABB Schweiz AGMerger
Mar 6, 2020
Reel 52916, frame 1
ABB Schweiz AGABB Power Grids Switzerland AGAssignment 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited