The Patent Finder
US

DC Microgrid for Interconnecting Distributed Electricity Generation, Loads, and Storage

US 10,732,659 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Sep 19, 2022 (JPMorgan Chase Bank, N.A.).

Term ends Oct 17, 2032 · High confidence

Filed Dec 29, 2017 as application 15/858,061 · Granted Aug 4, 2020
Base term plus 145 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2012 2032
Clock starts
May 25, 2012
Term ends
Oct 17, 2032
Granted
Aug 4, 2020
base term patent term adjustment 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
145
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
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 runs 145 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 May 25, 2012, when application 13/481,404, the earliest non-provisional in its chain, was filed (this one was filed Dec 29, 2017)May 25, 2032High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+145 days, USPTO patent term adjustment recordOct 17, 2032High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderOct 17, 2032High confidence

This family

US 9,148,016In force
Apr 2034
Apr 2034
US 9,886,051In force
Feb 2033
Feb 2033
US 10,732,659this patent
Oct 2032
Oct 2032
US 11,275,398In force
May 2032
May 2032
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
Jun 8, 2018
Reel 46027, frame 509
Kaufman, Joshua Daniel; Polito, Benjamin Francis; Richtman, Keith ThomasPika Energy LLCAssignment of Assignor's Interest
Jun 8, 2018
Reel 46027, frame 555
Pika Energy LLCPika Energy, Inc.Assignment of Assignor's Interest
Apr 22, 2019
Reel 48957, frame 819
Pika Energy LLCPika Energy, Inc.Nunc Pro Tunc Assignment
Apr 23, 2019
Reel 48973, frame 571
Pika Energy LLCPika Energy, Inc.Change of Name
Dec 6, 2019
Reel 51213, frame 228
Pika Energy, Inc.Bank Of America, N.a.Security Agreement
Dec 10, 2019
Reel 51232, frame 1
Pika Energy, Inc.JPMorgan Chase Bank, N.A., as Administrative AgentSecurity Interest
Apr 15, 2022
Reel 59610, frame 528
Pika Energy, Inc.Generac Power Systems, Inc.Assignment of Assignor's Interest
Jun 29, 2022
Reel 60541, frame 840
Bank Of America, N.a.Generac Power Systems, Inc.; Power Management Holdings (U.S.), Inc.; Pika Energy, Inc.; Generac Mobile Products, LLC (F/K/A Magnum Power Products, LLC)Release of Security Interest
Jun 29, 2022
reel/frame not recorded
Bank Of America, N.a.Generac Power Systems, Inc.Release of Security Interest
Jun 29, 2022
reel/frame not recorded
Bank Of America, N.a.Power Management Holdings (U.S.), Inc.Release of Security Interest
Jun 29, 2022
reel/frame not recorded
Bank Of America, N.a.Pika Energy, Inc.Release of Security Interest
Jun 29, 2022
reel/frame not recorded
Bank Of America, N.a.Generac Mobile Products, LLC (F/K/A Magnum Power Products, LLC)Release of Security Interest
Sep 19, 2022
Reel 61476, frame 745
Generac Power Systems, Inc.JPMorgan Chase Bank, N.A., as Administrative AgentSecurity 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 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited