Collateral for a security interest recorded Jan 20, 2026 (JPMorgan Chase Bank, N.A.).
Term ends Nov 27, 2026 · High confidence
20-year base term ended Feb 14, 2026
Held by Super Micro Computer Inc.
Filed Feb 14, 2006 as application 11/353,139 · Granted Oct 7, 2008
Base term plus 286 days of patent term adjustment (USPTO delay)
Today
2006
2026
Clock starts
Feb 14, 2006
Feb 14, 2006
Term ends
Nov 27, 2026
Nov 27, 2026
Granted
Oct 7, 2008
Oct 7, 2008
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
286
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 286 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 Feb 14, 2006, when this application, 11/353,139, was filed | Feb 14, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +286 days, USPTO patent term adjustment record | Nov 27, 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 | In force | High confidence |
| Computed term end | The steps above, in order | Nov 27, 2026 | 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 |
|---|---|---|---|
| Feb 14, 2006 Reel 17576, frame 433 | Liang, Chien-fa | Super Micro Computer, Inc.; Ablecom Technology Inc. | Assignment of Assignor's Interest |
| Feb 14, 2006 reel/frame not recorded | Liang, Chien-fa | Super Micro Computer, Inc. | Assignment of Assignor's Interest |
| Feb 14, 2006 reel/frame not recorded | Liang, Chien-fa | Ablecom Technology Inc. | Assignment of Assignor's Interest |
| Aug 24, 2006 Reel 18168, frame 31 | Ablecom Technology, Inc. | Super Micro Computer, Inc. | Assignment of Assignor's Interest |
| Sep 7, 2006 Reel 18218, frame 375 | Liang, Steve Chien-fa | Super Micro Computer Inc. | Assignment of Assignor's Interest |
| Apr 27, 2018 Reel 46029, frame 940 | Super Micro Computer, Inc. | Bank of America, N.A, as Adminstrative Agent | Security Interest |
| Nov 22, 2024 Reel 69436, frame 469 | Bank of America, N.A., as Agent | Super Micro Computer, Inc. | Release of Security Interest |
| Jan 20, 2026 Reel 74447, frame 643 | Super Micro Computer, Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | 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.
What's changing
Nov 2026
Term ends Nov 27, 2026. No further fees fall due before then
Note
The 286 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
16
later US patents cite this one
That is above the median of utility patents granted in 2008 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.