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Methods, Systems, and Data Models for Describing an Electrical Device

US 7,263,672 Term ended
OverviewFamilyAssignmentsSources & methods

Term ended Aug 17, 2025 · High confidence

Filed Sep 3, 2004 as application 10/933,535 · Granted Aug 28, 2007
Base term plus 348 days of patent term adjustment (USPTO delay)
Today
20 years from filing
Term ended Aug 17, 2025
2004 2026
Clock starts
Sep 3, 2004
Term ended
Aug 17, 2025
Granted
Aug 28, 2007
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
348
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.

This patent's term runs 348 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 this application, 10/933,535, was filedSep 3, 2024High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+348 days, USPTO patent term adjustment recordAug 17, 2025High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderAug 17, 2025High confidence

This family

US 7,263,672this patent
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 7,694,259Lapsed on the fee record
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
Sep 3, 2004
Reel 15765, frame 798
Cox, David; Lanoue, Thomas J.ABB Research Ltd.Assignment of Assignor's Interest
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
Dec 31, 2021
Reel 58666, frame 540
ABB Power Grids Switzerland AGHitachi Energy Switzerland AGChange of Name
Nov 13, 2023
Reel 65549, frame 576
Hitachi Energy Switzerland AGHitachi Energy Ltd.Merger

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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