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Microgrid Power System

US 11,843,278 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jun 6, 2039 · High confidence

Filed May 12, 2022 as application 17/743,134 · Granted Dec 12, 2023
Base term, 20 years from filing
Today
20 years from filing
2019 2039
Clock starts
Jun 6, 2019
Term ends
Jun 6, 2039
Granted
Dec 12, 2023
base term 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.
4
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 is its 20-year base term, with no adjustment for prosecution delay. 0 of 3 maintenance fees are paid so far. 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 Jun 6, 2019, when application PCT/US2019/035838, the earliest non-provisional in its chain, was filed (this one was filed May 12, 2022)Jun 6, 2039High 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 paidIn forceHigh confidence
Computed term endThe steps above, in orderJun 6, 2039High confidence

This family

Application PCT/US2019/035838PCT application
no patent term
no patent term
US 11,336,111In force
Jun 2039
Jun 2039
US 11,843,278this patent
Jun 2039
Jun 2039
US 12,212,181In force
Jun 2039
Jun 2039
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 20, 2022
Reel 61149, frame 937
Beaston, Virgil LeePowin Energy CorporationAssignment of Assignor's Interest
Sep 20, 2022
Reel 61149, frame 941
Powin Energy CorporationPowin, LLCAssignment of Assignor's Interest
Oct 2, 2024
Reel 69102, frame 539
Powin, LLCGlas USA LLC, as Collateral AgentNotice of Security Interest in Intellectual Property
Sep 24, 2025
Reel 72946, frame 629
Powin, LLCFlexgen Power Systems, LLCAssignment of Assignor's Interest
Oct 10, 2025
Reel 72535, frame 800
Powin, LLC, et Al, Debtors, via U.S. Bankruptcy Court, District of New JerseyFlexgen Power Systems, LLCRelease of Security 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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