Collateral for a security interest recorded Apr 15, 2022 (Hilco Patent Acquisition 56, LLC).
Term ended Sep 11, 2026 · High confidence
20-year base term ended Sep 11, 2026
Held by Bell Semiconductor, LLC
Filed Mar 12, 2007 as application 11/684,674 · Granted May 4, 2010
Base term, 20 years from filing
Today
Term ended Sep 11, 2026
2006
2026
Clock starts
Sep 11, 2006
Sep 11, 2006
Term ended
Sep 11, 2026
Sep 11, 2026
Granted
May 4, 2010
May 4, 2010
base term
after the term ends
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
None
Term adjustment
No prosecution delay on this record.
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.
2
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 is its 20-year base term, with no adjustment for prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 Sep 11, 2006, when application 11/530,550, the earliest non-provisional in its chain, was filed (this one was filed Mar 12, 2007) | Sep 11, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Sep 11, 2026 | High confidence |
This family
| US 7,271,485 | In force Nov 2026 | Nov 2026 |
| US 7,709,861 | this patent Sep 2026 | Sep 2026 |
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.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Mar 12, 2007 Reel 18992, frame 886 | Madhani, Parag; Barnes, Paul F.; Hawk, Donald E.; Prabakaran, Kandaswamy | Agere Systems Inc. | Assignment of Assignor's Interest |
| May 8, 2014 Reel 32856, frame 31 | LSI Corporation; Agere Systems LLC | Deutsche Bank AG New York Branch, as Collateral Agent | Patent Security Agreement |
| Apr 3, 2015 Reel 35365, frame 634 | Agere Systems LLC | Avago 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 Agent | LSI Corporation; Agere Systems LLC | Termination 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 Agent | LSI Corporation | Termination 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 Agent | Agere Systems LLC | Termination 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 Agent | Patent Security Agreement |
| Feb 3, 2017 Reel 41710, frame 1 | Bank of America, N.A., as Collateral Agent | Avago Technologies General IP (Singapore) Pte. Ltd. | Termination and Release of Security Interest in Patents |
| Dec 17, 2017 Reel 44886, frame 766 | Avago Technologies General IP (Singapore) Pte. Ltd.; Broadcom Corporation | Bell Semiconductor, LLC | Assignment of Assignor's Interest |
| Feb 1, 2018 Reel 45216, frame 20 | Hilco Patent Acquisition 56, LLC; Bell Semiconductor, LLC; Bell Northern Research, LLC | Cortland Capital Market Services LLC, as Collateral Agent | Security Interest |
| Apr 15, 2022 Reel 60885, frame 1 | Cortland Capital Market Services LLC | Hilco Patent Acquisition 56, LLC; Bell Semiconductor, LLC; Bell Northern Research, LLC | Security Interest |
| Apr 15, 2022 Reel 59723, frame 382 | Cortland Capital Market Services LLC | Hilco Patent Acquisition 56, LLC; Bell Semiconductor, LLC; Bell Northern Research, LLC | Release of Security Interest |
| Apr 15, 2022 reel/frame not recorded | Cortland Capital Market Services LLC | Hilco Patent Acquisition 56, LLC | Release of Security Interest |
| Apr 15, 2022 reel/frame not recorded | Cortland Capital Market Services LLC | Bell Semiconductor, LLC | Release of Security Interest |
| Apr 15, 2022 reel/frame not recorded | Cortland Capital Market Services LLC | Bell Northern Research, LLC | Release of Security Interest |
| Apr 15, 2022 reel/frame not recorded | Cortland Capital Market Services LLC | Hilco Patent Acquisition 56, LLC | Security Interest |
| Apr 15, 2022 reel/frame not recorded | Cortland Capital Market Services LLC | Bell Semiconductor, LLC | Security Interest |
| Apr 15, 2022 reel/frame not recorded | Cortland Capital Market Services LLC | Bell Northern Research, LLC | 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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Alerts on its grants, lapses and transfers.
Citations
4
later US patents cite this one
That is below the median of utility patents granted in 2010 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.