The Patent Finder
US

Isolation Techniques for Multiple Co-Located Radio Modules

US 8,909,165 In force
OverviewFamilyAssignmentsSources & methods

Term ends Aug 6, 2029 · High confidence

Filed Aug 24, 2009 as application 12/546,425 · Granted Dec 9, 2014
Base term plus 1010 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2006 2029
Clock starts
Oct 31, 2006
Term ends
Aug 6, 2029
Granted
Dec 9, 2014
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
1,010
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.
15
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 1010 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 31, 2006, when application 11/555,255, the earliest non-provisional in its chain, was filed (this one was filed Aug 24, 2009)Oct 31, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1010 days, USPTO patent term adjustment recordAug 6, 2029High 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 orderAug 6, 2029High confidence

This family

US 8,036,683In force
Jul 2029
Jul 2029
Application PCT/US2007/083217PCT application
no patent term
no patent term
US 8,260,214In force
no later than Dec 2026
no later than Dec 2026
US 8,185,165In force
Apr 2030
Apr 2030
US 8,265,563In force
Aug 2027
Aug 2027
US 8,909,165this patent
Aug 2029
Aug 2029
US 9,693,390Lapsed on the fee record
Jun 2025
Jun 2025
Application PCT/US2010/026466PCT application
no patent term
no patent term
8 of 15 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
Aug 24, 2009
Reel 23139, frame 84
Hendin, NeilPalm, Inc.Assignment of Assignor's Interest
Oct 28, 2010
Reel 25204, frame 809
Palm, Inc.Hewlett-packard Development Company, L.p.Assignment of Assignor's Interest
May 3, 2013
Reel 30341, frame 459
Hewlett-packard Development Company, L.p.Palm, Inc.Assignment of Assignor's Interest
Dec 18, 2013
Reel 31837, frame 659
Palm, Inc.Hewlett-packard Development Company, L.p.Assignment of Assignor's Interest
Dec 18, 2013
Reel 31837, frame 544
Hewlett-packard Development Company, L.p.Palm, Inc.Assignment of Assignor's Interest
Jan 28, 2014
Reel 32177, frame 210
Hewlett-Packard Company; Hewlett-packard Development Company, L.p.; Palm, Inc.Qualcomm IncorporatedAssignment 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