The Patent Finder
US

Nanostructured Battery Active Materials and Methods of Producing Same

US 10,243,207 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Jul 26, 2024 (Volta Energy Technologies, LLC).

Term ends Oct 5, 2035 · High confidence

Filed Jul 24, 2014 as application 14/234,565 · Granted Mar 26, 2019
Base term plus 1168 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2012 2035
Clock starts
Jul 24, 2012
Term ends
Oct 5, 2035
Granted
Mar 26, 2019
base term patent term adjustment 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
1,168
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.

This patent's term runs 1168 days past its 20-year base term on prosecution delay. 2 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 Jul 24, 2012, when application PCT/US2012/047979, the earliest non-provisional in its chain, was filed (this one was filed Jul 24, 2014)Jul 24, 2032High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1168 days, USPTO patent term adjustment recordOct 5, 2035High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderOct 5, 2035High confidence

This family

Application PCT/US2012/047979PCT application
no patent term
no patent term
US 10,243,207this patent
Oct 2035
Oct 2035
US 11,616,225In force
Jul 2034
Jul 2034
US 11,967,707In force
Jul 2032
Jul 2032
US 12,368,162In force
no later than Jul 2032
no later than Jul 2032
US 12,438,148In force
Jul 2032
Jul 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
Mar 20, 2015
Reel 35214, frame 133
Cao, Wanqing; Robbins, VirginiaOneD Material LLCAssignment of Assignor's Interest
Jan 23, 2019
Reel 48112, frame 122
Zhu, YiminOneD Material LLCAssignment of Assignor's Interest
Jul 31, 2020
Reel 53375, frame 462
OneD Material LLCOneD Material, Inc.Change of Name
Jul 26, 2024
Reel 68174, frame 120
OneD Material, Inc.Volta Energy Technologies, LLC, as Collateral AgentPatent Security Agreement

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