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US

Method of Locating the Tip of a Central Venous Catheter

US 7,794,407 In force
OverviewFamilyAssignmentsSources & methods

Term ends Sep 1, 2028 · High confidence

Filed Oct 23, 2006 as application 11/552,094 · Granted Sep 14, 2010
Base term plus 679 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2006 2028
Clock starts
Oct 23, 2006
Term ends
Sep 1, 2028
Granted
Sep 14, 2010
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
679
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
9
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 679 days past its 20-year base term on 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 Oct 23, 2006, when this application, 11/552,094, was filedOct 23, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+679 days, USPTO patent term adjustment recordSep 1, 2028High 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 orderSep 1, 2028High confidence

This family

US 7,794,407this patent
Sep 2028
Sep 2028
Application PCT/US2009/033116PCT application
no patent term
no patent term
US 8,388,546In force
Jul 2028
Jul 2028
US 8,512,256In force
Nov 2026
Nov 2026
US 8,774,907In force
Nov 2026
Nov 2026
US 8,858,455Term ended
Oct 2026
Oct 2026
US 9,265,443Term ended
Oct 2026
Oct 2026
US 9,345,422Term ended
Oct 2026
Oct 2026
8 of 9 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 28, 2009
Reel 22751, frame 432
Rothenberg, Peter M.Pacerview Technologies, LLCAssignment of Assignor's Interest
Oct 12, 2009
Reel 23359, frame 215
Pacerview Technologies, LLCBard Access Systems, 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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