Term ended Aug 25, 2026 · High confidence
20-year base term ended Apr 1, 2022
Held by Broadcom Corporation
Filed Dec 17, 2004 as application 11/015,555 · Granted Feb 1, 2011
Base term plus 1607 days of patent term adjustment (USPTO delay)
Today
Term ended Aug 25, 2026
2002
2026
Clock starts
Apr 1, 2002
Apr 1, 2002
Term ended
Aug 25, 2026
Aug 25, 2026
Granted
Feb 1, 2011
Feb 1, 2011
base term
patent term adjustment
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
1,607
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.
6
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 1607 days past its 20-year base term on 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 Apr 1, 2002, when application 10/114,798, the earliest non-provisional in its chain, was filed (this one was filed Dec 17, 2004) | Apr 1, 2022 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1607 days, USPTO patent term adjustment record | Aug 25, 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Aug 25, 2026 | High confidence |
This family
| US 8,284,844 | In force Jan 2031 | Jan 2031 |
| US 7,881,385 | this patent Aug 2026 | Aug 2026 |
| US 8,229,002 | Term ended Apr 2022 | Apr 2022 |
| US 9,417,883 | Surrendered on reissue Dec 2021 | Dec 2021 |
| US 9,329,871 | Lapsed on the fee record May 2024 | May 2024 |
| US RE48,845 | Term ended Jan 2025 | Jan 2025 |
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 |
|---|---|---|---|
| Sep 25, 2014 Reel 33820, frame 138 | Macinnis, Alexander G.; Alvarez, Jose; Zhong, Sheng; Xie, Xiaodong; Hsiun, Vivian | Broadcom Corporation | Assignment of Assignor's Interest |
| Feb 11, 2016 Reel 37806, frame 1 | Broadcom Corporation | Bank of America, N.A., as Collateral Agent | Patent Security Agreement |
| Feb 3, 2017 Reel 41712, frame 1 | Bank of America, N.A., as Collateral Agent | Broadcom Corporation | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Note
The 1607 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
38
later US patents cite this one
That is top 25% of utility patents granted in 2011 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.