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Substituted Benzofurans, Benzothiophenes, Benzoselenophenes and Indoles and Their Use as Tubulin Polymerisation Inhibitors

US 8,680,135 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Mar 25, 2026 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Oct 22, 2012 as application 13/657,160 · Granted Mar 25, 2014
Base term, 20 years from filing
Today
Lapsed Mar 25, 2026
2007 2027
Clock starts
Feb 2, 2007
No longer in force
Mar 25, 2026
Granted
Mar 25, 2014
Term would have run to
Feb 2, 2027
base term 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
None
Term adjustment
No prosecution delay on this record.
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.

Its term would have run to Feb 2, 2027: its 20-year base term, with no adjustment for 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 Feb 2, 2007, when application PCT/AU2007/000101, the earliest non-provisional in its chain, was filed (this one was filed Oct 22, 2012)Feb 2, 2027High 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 events2 of 3 maintenance fees paidlapsed Mar 25, 2026High confidence
Computed term endThe steps above, in orderMar 25, 2026High confidence

This family

US 8,198,466In force
Feb 2028
Feb 2028
US 8,716,335Lapsed on the fee record
May 2026
May 2026
US 8,680,135this patent
Mar 2026
Mar 2026
US 9,346,842In force
Feb 2027
Feb 2027
US 10,213,409In force
no later than Feb 2027
no later than Feb 2027
5 of 6 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
May 8, 2020
Reel 52615, frame 982
Bionomics Ltd.Oxford Finance LLC, as Collateral AgentSecurity Interest
Apr 30, 2021
Reel 56106, frame 306
Oxford Finance LLCBionomics, Ltd.Reassignment and Release of Security Interest
Oct 19, 2021
Reel 59167, frame 952
Bionomics Ltd.Bionomics Ltd.Change Assignee's Address

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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