Also listed on Broadlogic Network Technologies Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Dec 12, 2027 · High confidence
20-year base term ended Jul 9, 2024
Filed Jul 9, 2004 as application 10/888,551 · Granted May 18, 2010
Base term plus 1251 days of patent term adjustment (USPTO delay)
Today
2004
2027
Clock starts
Jul 9, 2004
Jul 9, 2004
Term ends
Dec 12, 2027
Dec 12, 2027
Granted
May 18, 2010
May 18, 2010
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
1,251
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 1251 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 Jul 9, 2004, when this application, 10/888,551, was filed | Jul 9, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1251 days, USPTO patent term adjustment record | Dec 12, 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 | Dec 12, 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 |
|---|---|---|---|
| Oct 26, 2004 Reel 15926, frame 445 | Zhang, Weimin; Liu, Binfan; Wang, Zhongqiang | Broadlogic Network Technologies Inc. | Assignment of Assignor's Interest |
| Jun 28, 2013 Reel 30704, frame 725 | Broadlogic Network Technologies, Inc. | 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 1, 2017 Reel 41706, frame 1 | Broadcom Corporation | Avago Technologies General IP (Singapore) Pte. Ltd. | Assignment of Assignor's Interest |
| 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 |
| Oct 4, 2018 Reel 47196, frame 687 | Avago Technologies General IP (Singapore) Pte. Ltd. | Avago Technologies International Sales Pte. Limited | Merger |
| Oct 29, 2018 Reel 47630, frame 344 | Avago Technologies General IP (Singapore) Pte. Ltd. | Avago Technologies International Sales Pte. Limited | Corrective Assignment to Correct the Effective Date of Merger to 9/5/2018 Previously Recorded at Reel: 047196 Frame: 0687. Assignor(S) Hereby Confirms the Merger. |
| Mar 21, 2019 Reel 48883, frame 267 | Avago Technologies General IP (Singapore) Pte. Ltd. | Avago Technologies International Sales Pte. Limited | Corrective Assignment to Correct the Property Numbers Previously Recorded at Reel: 47630 Frame: 344. Assignor(S) Hereby Confirms the Assignment. |
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
Dec 2027
Term ends Dec 12, 2027. No further fees fall due before then
Note
The 1251 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.