Term ends Apr 12, 2029 · High confidence
20-year base term ends Dec 16, 2028
Filed Dec 16, 2008 as application 12/336,402 · Granted Jan 11, 2011
Base term plus 117 days of patent term adjustment (USPTO delay)
Today
2008
2029
Clock starts
Dec 16, 2008
Dec 16, 2008
Term ends
Apr 12, 2029
Apr 12, 2029
Granted
Jan 11, 2011
Jan 11, 2011
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
117
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.
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 runs 117 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 16, 2008, when this application, 12/336,402, was filed | Dec 16, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +117 days, USPTO patent term adjustment record | Apr 12, 2029 | 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 12, 2029 | High confidence |
This family
| US 7,869,356 | this patent Apr 2029 | Apr 2029 |
| US 8,797,857 | Lapsed on the fee record Aug 2026 | Aug 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 |
|---|---|---|---|
| Dec 18, 2008 Reel 22001, frame 240 | Dodson, Jeffrey Michael; Keirouz, Joe | PLX Technology, Inc. | Assignment of Assignor's Interest |
| Oct 28, 2014 Reel 34069, frame 494 | PLX Technology, Inc. | Deutsche Bank AG New York Branch, as Collateral Agent | Patent Security Agreement |
| May 7, 2015 Reel 35615, frame 767 | PLX Technology, Inc. | Avago Technologies General IP (Singapore) Pte. Ltd. | Assignment of Assignor's Interest |
| Feb 2, 2016 Reel 37682, frame 802 | Deutsche Bank AG New York Branch, as Collateral Agent | PLX Technology, Inc. | Termination and Release of Security Interest in Patent Rights (Releases RF 034069-0494) |
| 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 |
| 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
Apr 2029
Term ends Apr 12, 2029. No further fees fall due before then
Note
The 117 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
22
later US patents cite this one
That is above the median 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.