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Blade Debrider

US 9,226,763 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Jan 5, 2024 on the fee record · High confidence

Second maintenance fee unpaid; grace period ended.

Filed Apr 16, 2010 as application 12/762,235 · Granted Jan 5, 2016
Base term, 20 years from filing, plus 164 days of patent term adjustment (USPTO delay)
Today
Lapsed Jan 5, 2024
2009 2030
Clock starts
Jul 24, 2009
No longer in force
Jan 5, 2024
Granted
Jan 5, 2016
Term would have run to
Jan 4, 2030
base term patent term adjustment after the term ends 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
164
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.
8
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 Jan 4, 2030: its 20-year base term plus 164 days of term 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 Jul 24, 2009, when application 12/509,356, the earliest non-provisional in its chain, was filed (this one was filed Apr 16, 2010)Jul 24, 2029High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+164 days, USPTO patent term adjustment recordJan 4, 2030High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidlapsed Jan 5, 2024High confidence
Computed term endThe steps above, in orderJan 5, 2024High confidence

This family

Application 12/509,356Abandoned
not computed
not computed
US 9,168,047In force
Aug 2029
Aug 2029
Application PCT/US2010/029826PCT application
no patent term
no patent term
Application PCT/US2010/031495PCT application
no patent term
no patent term
US 9,226,763this patent
Jan 2024
Jan 2024
US 8,343,179In force (reinstated)
Jul 2029
Jul 2029
US 8,657,839In force (reinstated)
Jul 2029
Jul 2029
US 10,039,555In force (reinstated)
Jul 2029
Jul 2029
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 21, 2010
Reel 24569, frame 83
To, John T.; Nguyen, HiepSpine View, Inc.Assignment of Assignor's Interest
Jun 22, 2018
Reel 46413, frame 616
Spine View, Inc.Spine View (ABC) LLCAssignment of Assignor's Interest
Jun 22, 2018
Reel 46413, frame 737
Spine View (ABC) LLCExpanding Innovations, Inc.Assignment 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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