Also listed on Rmi Corporation, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Feb 16, 2029 · High confidence
20-year base term ends Mar 12, 2028
Filed Mar 12, 2008 as application 12/046,675 · Granted Feb 15, 2011
Base term plus 341 days of patent term adjustment (USPTO delay)
Today
2008
2029
Clock starts
Mar 12, 2008
Mar 12, 2008
Term ends
Feb 16, 2029
Feb 16, 2029
Granted
Feb 15, 2011
Feb 15, 2011
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
341
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 341 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 Mar 12, 2008, when this application, 12/046,675, was filed | Mar 12, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +341 days, USPTO patent term adjustment record | Feb 16, 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 | Feb 16, 2029 | 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 |
|---|---|---|---|
| Mar 12, 2008 Reel 20640, frame 328 | Butler, Steven | Rmi Corporation | Assignment of Assignor's Interest |
| Feb 11, 2010 Reel 23926, frame 338 | Rmi Corporation | Netlogic Microsystems, Inc. | Assignment of Assignor's Interest |
| Apr 16, 2015 Reel 35443, frame 763 | Netlogic I LLC | Broadcom Corporation | Assignment of Assignor's Interest |
| Apr 16, 2015 Reel 35443, frame 824 | Netlogic Microsystems, Inc. | Netlogic I LLC | Change of Name |
| 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
Feb 2029
Term ends Feb 16, 2029. No further fees fall due before then
Note
The 341 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
That is below 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.