Also listed on Rackable Systems, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 26, 2027 · High confidence
20-year base term ends Sep 25, 2027
Filed Sep 25, 2007 as application 11/860,685 · Granted May 25, 2010
Base term plus 62 days of patent term adjustment (USPTO delay)
Today
2007
2027
Clock starts
Sep 25, 2007
Sep 25, 2007
Term ends
Nov 26, 2027
Nov 26, 2027
Granted
May 25, 2010
May 25, 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
62
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 62 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 Sep 25, 2007, when this application, 11/860,685, was filed | Sep 25, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +62 days, USPTO patent term adjustment record | Nov 26, 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 | Nov 26, 2027 | High confidence |
This family
| Application PCT/US2007/079422 | PCT application no patent term | no patent term |
| US 7,724,513 | this patent Nov 2027 | Nov 2027 |
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 |
|---|---|---|---|
| Jan 9, 2008 Reel 20340, frame 490 | Coglitore, Giovanni; Seibold, Lawrence C.; Enos, Jason; Malone, Conor | Rackable Systems, Inc. | Assignment of Assignor's Interest |
| Jun 26, 2009 Reel 22878, frame 254 | Silicon Graphics International Corp. | Rackable Systems, Inc. | Merger |
| Jul 13, 2010 Reel 24672, frame 438 | Rackable Systems, Inc. | Silicon Graphics International Corp. | Corrective Assignment to Correct the Assignor and Assignee Error Previously Recorded on Reel 022878 Frame 0254. Assignor(S) Hereby Confirms the Correct Assignment Conveyance Is from Rackable Systems, Inc. to Silicon Graphics International Corp. |
| Mar 13, 2015 Reel 35200, frame 722 | Silicon Graphics International Corp. | Morgan Stanley Senior Funding, Inc. | Security Interest |
| Nov 2, 2016 Reel 40545, frame 362 | Morgan Stanley Senior Funding, Inc., as Agent | Silicon Graphics International Corp. | Release of Security Interest |
| Oct 4, 2017 Reel 44128, frame 149 | Silicon Graphics International Corp. | Hewlett Packard Enterprise Development LP | Assignment of Assignor's 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2027
Term ends Nov 26, 2027. No further fees fall due before then
Note
The 62 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
342
later US patents cite this one
That is top 1% 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.