Also listed on Lantiq Beteiligungs-GmbH & Co. KG, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Dec 7, 2026 · High confidence
20-year base term ended Dec 3, 2024
Held by Quantefi Corporation
Filed Dec 3, 2004 as application 11/003,940 · Granted Jan 27, 2009
Base term plus 734 days of patent term adjustment (USPTO delay)
Today
2004
2026
Clock starts
Dec 3, 2004
Dec 3, 2004
Term ends
Dec 7, 2026
Dec 7, 2026
Granted
Jan 27, 2009
Jan 27, 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
734
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 734 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 Dec 3, 2004, when this application, 11/003,940, was filed | Dec 3, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +734 days, USPTO patent term adjustment record | Dec 7, 2026 | 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 | Dec 7, 2026 | 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 |
|---|---|---|---|
| May 11, 2005 Reel 16564, frame 884 | Sharon, Eran; Litsyn, Simon | Infineon Technologies AG | Assignment of Assignor's Interest |
| Jun 3, 2010 Reel 24474, frame 958 | Infineon Technologies AG | Infineon Technologies Wireless Solutions GmbH | Assignment of Assignor's Interest |
| Jun 15, 2010 Reel 24529, frame 614 | Infineon Technologies Wireless Solutions GmbH | Lantiq Deutschland GmbH | Assignment of Assignor's Interest |
| Nov 29, 2010 Reel 25406, frame 677 | Lantiq Deutschland GmbH | Deutsche Bank AG New York Branch, as Collateral Agent | Grant of Security Interest in U.S. Patents |
| Apr 17, 2015 Reel 35453, frame 712 | Deutsche Bank AG New York Branch, as Collateral Agent | Lantiq Beteiligungs-GmbH & Co. KG | Release of Security Interest Recorded at Reel/Frame 025413/0340 and 025406/0677 |
| Jan 17, 2018 Reel 45086, frame 15 | Lantiq Deutschland GmbH; Lantiq Beteiligungs-GmbH & Co. KG | Lantiq Beteiligungs-GmbH & Co. KG | Merger and Change of Name |
| Jul 20, 2020 Reel 53259, frame 678 | Lantiq Beteiligungs-GmbH & Co. KG | Intel Corporation | Assignment of Assignor's Interest |
| Aug 27, 2020 Reel 53626, frame 636 | Intel Corporation | MaxLinear, Inc. | Assignment of Assignor's Interest |
| Jul 9, 2021 Reel 56816, frame 89 | MaxLinear, Inc.; MaxLinear Communications, LLC; Exar Corporation | Wells Fargo Bank, National Association | Security Agreement |
| Jul 1, 2026 Reel 75876, frame 823 | MaxLinear, Inc. | Quantefi Corporation | 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.
What's changing
Dec 2026
Term ends Dec 7, 2026. No further fees fall due before then
Note
The 734 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
88
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.