The Patent Finder
US

Method and System for Providing Fuel in a Nuclear Reactor

US 8,126,106 In force
OverviewFamilyAssignmentsSources & methods

Also listed on The Invention Science Fund I, LLC, an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Nov 28, 2026 · High confidence

Filed Feb 15, 2011 as application 12/932,083 · Granted Feb 28, 2012
Base term, 20 years from filing
Today
20 years from filing
2006 2026
Clock starts
Nov 28, 2006
Term ends
Nov 28, 2026
Granted
Feb 28, 2012
base term 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
None
Term adjustment
No prosecution delay on this record.
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.
23
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. All three maintenance fees are recorded paid; no more fees are due. 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 Nov 28, 2006, when application 11/605,848, the earliest non-provisional in its chain, was filed (this one was filed Feb 15, 2011)Nov 28, 2026High 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 events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderNov 28, 2026High confidence

This family

US 7,860,207In force
Apr 2029
Apr 2029
Application 11/605,943Abandoned
not computed
not computed
Application 11/605,933Abandoned
not computed
not computed
Application PCT/US2007/024392PCT application
no patent term
no patent term
Application PCT/US2007/024375PCT application
no patent term
no patent term
Application PCT/US2007/024445PCT application
no patent term
no patent term
US 9,275,759In force
Aug 2031
Aug 2031
US 9,230,695In force
Dec 2033
Dec 2033
8 of 23 applications in this family shown, earliest filings first. 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
Jan 23, 2012
Reel 27578, frame 195
Searete LLCThe Invention Science Fund I, LLCAssignment of Assignor's Interest
Apr 24, 2014
Reel 32754, frame 810
Searete LLCTerrapower, LLCAssignment of Assignor's Interest
Jun 8, 2015
Reel 35804, frame 401
The Invention Science Fund I LLCTerrapower, LLCAssignment 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