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Trip optimization system and method for a train

US 9,733,625 Term ended
OverviewFamilyAssignmentsSources & methods

Term ended Oct 7, 2026 · High confidence

Filed Mar 20, 2006 as application 11/385,354 · Granted Aug 15, 2017
Base term plus 201 days of patent term adjustment (USPTO delay)
Today
20 years from filing
Term ended Oct 7, 2026
2006 2026
Clock starts
Mar 20, 2006
Term ended
Oct 7, 2026
Granted
Aug 15, 2017
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
201
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 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
115
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 201 days past its 20-year base term on prosecution delay. 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 Mar 20, 2006, when this application, 11/385,354, was filedMar 20, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+201 days, USPTO patent term adjustment recordOct 7, 2026High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 2 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderOct 7, 2026High confidence

This family

Application 10/361,968Abandoned
not computed
not computed
US 8,538,611Term ended
May 2024
May 2024
US 7,965,312In force
Dec 2027
Dec 2027
US 9,733,625this patent
Oct 2026
Oct 2026
US 8,280,566In force
Oct 2029
Oct 2029
US 8,370,006In force
Aug 2030
Aug 2030
Application 11/608,257Abandoned
not computed
not computed
US 8,768,543Lapsed on the fee record
Jul 2026
Jul 2026
8 of 115 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
Jun 13, 2006
Reel 17770, frame 121
Kumar, Ajith Kuttannair; Shaffer, Glenn Robert; Houpt, Paul Kenneth; Movsichoff, Bernardo Adrian; Chan, David So Keung; Eker, Sukru AlperGeneral Electric CompanyAssignment of Assignor's Interest
Nov 25, 2008
Reel 21885, frame 601
GE Global ResearchEnergy, U.s. Department OfConfirmatory License
Dec 6, 2018
Reel 47736, frame 178
General Electric CompanyGE Global Sourcing 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.

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