The Patent Finder
US

Circuits, systems and methods for constructing a composite signal

US 9,219,557 In force
OverviewFamilyAssignmentsSources & methods

Also listed on RF Magic, Inc., an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Jan 17, 2028 · High confidence

Filed Jan 17, 2008 as application 12/015,760 · Granted Dec 22, 2015
Base term plus 1575 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2007 2028
Clock starts
Nov 2, 2007
Term ends
Jan 17, 2028
Granted
Dec 22, 2015
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
1,575
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,009,725, US 8,300,681.
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.
12
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 1575 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 2 of 3 maintenance fees are paid so far. 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 Nov 2, 2007, when application 11/934,484, the earliest non-provisional in its chain, was filed (this one was filed Jan 17, 2008)Nov 2, 2027High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1575 days, USPTO patent term adjustment recordFeb 24, 2032High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,009,725, US 8,300,681)capped to Jan 17, 2028High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJan 17, 2028High confidence

This family

Application 11/934,715Abandoned
not computed
not computed
Application 11/934,484Abandoned
not computed
not computed
US 9,219,557this patent
Jan 2028
Jan 2028
US 8,086,170In force
May 2030
May 2030
US 8,892,026In force
Nov 2027
Nov 2027
US 9,413,476In force
Nov 2027
Nov 2027
US 9,853,757In force
Nov 2027
Nov 2027
US 10,439,746In force
Nov 2027
Nov 2027
8 of 12 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
Mar 14, 2008
Reel 20651, frame 792
Bargroff, Keith; Goldblatt, JeremyRF Magic, Inc.Assignment of Assignor's Interest
Apr 8, 2014
Reel 32629, frame 792
RF Magic, Inc.Entropic Communications Inc.Assignment of Assignor's Interest
May 15, 2015
Reel 35704, frame 504
Excalibur Acquisition Corporation; Entropic Communications, Inc.; Entropic Communications, Inc.Entropic Communications, Inc.Merger and Change of Name
May 18, 2015
Reel 35706, frame 188
Entropic Communications, Inc.; Excalibur Subsidiary, LLC; Entropic Communications, LLCEntropic Communications, LLCMerger and Change of Name
May 12, 2017
Reel 42453, frame 1
MaxLinear, Inc.; Entropic Communications, LLC (F/K/A Entropic Communications, Inc.); Exar CorporationJPMorgan Chase Bank, N.A., as Collateral AgentSecurity Agreement
Jul 1, 2020
Reel 53115, frame 842
Jpmorgan Chase Bank, N.a.Mufg Union Bank, N.a.Succession of Agency (REEL 042453 / Frame 0001)
Mar 30, 2021
Reel 55776, frame 482
Entropic Communicatons LLCMaxLinear Communications LLCChange of Name
Mar 31, 2021
Reel 55779, frame 1
Mufg Union Bank, N.a.MaxLinear, Inc.; MaxLinear Communications LLCRelease of Security Interest
Mar 31, 2021
reel/frame not recorded
Mufg Union Bank, N.a.MaxLinear, Inc.Release of Security Interest
Mar 31, 2021
reel/frame not recorded
Mufg Union Bank, N.a.MaxLinear Communications LLCRelease of Security Interest
Apr 12, 2021
Reel 55899, frame 291
MaxLinear Communications LLCEntropic Communications, LLCAssignment of Assignor's Interest
Jun 23, 2021
Reel 56656, frame 204
Mufg Union Bank, N.a.MaxLinear, Inc.; Exar Corporation; MaxLinear Communications LLCRelease of Security Interest
Jun 23, 2021
reel/frame not recorded
Mufg Union Bank, N.a.MaxLinear, Inc.Release of Security Interest
Jun 23, 2021
reel/frame not recorded
Mufg Union Bank, N.a.Exar CorporationRelease of Security Interest
Jun 23, 2021
reel/frame not recorded
Mufg Union Bank, N.a.MaxLinear Communications LLCRelease of Security 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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