Also listed on RF Magic, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded May 12, 2017 (JPMorgan Chase Bank, N.A.).
Term ends Apr 27, 2027 · High confidence
20-year base term ended Mar 11, 2025
Held by Entropic Communications, LLC
Filed Mar 11, 2005 as application 11/078,050 · Granted Apr 14, 2009
Base term plus 777 days of patent term adjustment (USPTO delay)
Today
2005
2027
Clock starts
Mar 11, 2005
Mar 11, 2005
Term ends
Apr 27, 2027
Apr 27, 2027
Granted
Apr 14, 2009
Apr 14, 2009
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
777
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.
This patent's term runs 777 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.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Mar 11, 2005, when this application, 11/078,050, was filed | Mar 11, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +777 days, USPTO patent term adjustment record | Apr 27, 2027 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 27, 2027 | High confidence |
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.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Jul 8, 2005 Reel 16763, frame 333 | Shah, Peter | RF 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 18, 2015 Reel 35706, frame 267 | Excalibur Acquisition Corporation; Entropic Communications, Inc.; Entropic Communications, Inc. | Entropic Communications, Inc. | Merger and Change of Name |
| May 19, 2015 Reel 35717, frame 628 | Entropic Communications, Inc.; Excalibur Subsidiary, LLC; Entropic Communications, LLC | Entropic Communications, LLC | Merger and Change of Name |
| May 12, 2017 Reel 42453, frame 1 | MaxLinear, Inc.; Entropic Communications, LLC (F/K/A Entropic Communications, Inc.); Exar Corporation | JPMorgan Chase Bank, N.A., as Collateral Agent | Security 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) |
| Jun 23, 2021 Reel 56656, frame 204 | Mufg Union Bank, N.a. | MaxLinear, Inc.; Exar Corporation; MaxLinear Communications LLC | Release 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 Corporation | Release of Security Interest |
| Jun 23, 2021 reel/frame not recorded | Mufg Union Bank, N.a. | MaxLinear Communications LLC | Release of Security Interest |
| Jul 9, 2021 Reel 56816, frame 89 | MaxLinear, Inc.; MaxLinear Communications, LLC; Exar Corporation | Wells Fargo Bank, National Association | Security Agreement |
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.
What's changing
Apr 2027
Term ends Apr 27, 2027. No further fees fall due before then
Note
The 777 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
101
later US patents cite this one
That is top 10% of utility patents granted in 2009 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.