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US

Multi-channel synthesizer and method for generating a multi-channel output signal

US 8,843,378 In force, term unresolved
OverviewFamilyAssignmentsSources & methods

Also listed on Avago Technologies, Ltd., an earlier holder on the record. The recorded assignments below show how it moved.

Term ends no later than Aug 20, 2030 · Medium confidence

In force on USPTO's status record and by its fee record. A terminal disclaimer on file may shorten this term, possibly to a date already past; its reference document is unresolved, so the date above is an upper bound and no earlier date is guessed.

Filed Jun 30, 2004 as application 10/883,538 · Granted Sep 23, 2014
Base term plus 2242 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2004 2030
Clock starts
Jun 30, 2004
Ends no later than
Aug 20, 2030
Granted
Sep 23, 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
2,242
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Unresolved
Terminal disclaimer
On file, reference document not resolved, so the date above is an upper bound. We do not guess the cap.
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.
11
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 2242 days past its 20-year base term on prosecution delay. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. All three maintenance fees are recorded paid; no more fees are due. Confidence: Medium. 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 Jun 30, 2004, when this application, 10/883,538, was filedJun 30, 2024High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+2242 days, USPTO patent term adjustment recordAug 20, 2030High confidence
Terminal disclaimer capDisclaimer on file (approved), reference document not resolvedno cap applied, and none guessedMedium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderno later than Aug 20, 2030Medium confidence

This family

US 8,843,378this patent
no later than Aug 2030
no later than Aug 2030
Application 18/390,251Pending
not computed
not computed
Application 18/390,294Pending
not computed
not computed
Application 18/390,344Pending
not computed
not computed
Application 18/390,362Pending
not computed
not computed
Application 18/390,273Pending
not computed
not computed
Application 18/390,490Pending
not computed
not computed
Application 18/390,326Pending
not computed
not computed
8 of 11 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
Oct 15, 2004
Reel 15250, frame 703
Herre, Dr. Juergen; Disch, Sascha; Hilpert, Johannes; Ertel, Christian; Hoelzer, Andreas; Spenger, Claus-christianFraunhofer-Gesellschaft Zur Foerderung der Angewandten Forschung E.V.Assignment of Assignor's Interest
May 8, 2014
Reel 32856, frame 31
LSI Corporation; Agere Systems LLCDeutsche Bank AG New York Branch, as Collateral AgentPatent Security Agreement
Apr 3, 2015
Reel 35365, frame 634
Agere Systems LLCAvago Technologies General IP (Singapore) Pte. Ltd.Assignment of Assignor's Interest
Feb 2, 2016
Reel 37684, frame 39
Deutsche Bank AG New York Branch, as Collateral AgentLSI Corporation; Agere Systems LLCTermination and Release of Security Interest in Patent Rights (Releases RF 032856-0031)
Feb 2, 2016
reel/frame not recorded
Deutsche Bank AG New York Branch, as Collateral AgentLSI CorporationTermination and Release of Security Interest in Patent Rights (Releases RF 032856-0031)
Feb 2, 2016
reel/frame not recorded
Deutsche Bank AG New York Branch, as Collateral AgentAgere Systems LLCTermination and Release of Security Interest in Patent Rights (Releases RF 032856-0031)
Feb 11, 2016
Reel 37808, frame 1
Avago Technologies General IP (Singapore) Pte. Ltd.Bank of America, N.A., as Collateral AgentPatent Security Agreement
Feb 3, 2017
Reel 41710, frame 1
Bank of America, N.A., as Collateral AgentAvago Technologies General IP (Singapore) Pte. Ltd.Termination and Release of Security Interest in Patents

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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