Also listed on Hewlett Packard Enterprise Development LP, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 24, 2026 · High confidence
20-year base term ended Oct 21, 2023
Held by Flash Uplink LLC
Filed Oct 21, 2003 as application 10/690,074 · Granted Oct 21, 2008
Base term plus 1130 days of patent term adjustment (USPTO delay)
Today
2003
2026
Clock starts
Oct 21, 2003
Oct 21, 2003
Term ends
Nov 24, 2026
Nov 24, 2026
Granted
Oct 21, 2008
Oct 21, 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
1,130
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.
3
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 1130 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 Oct 21, 2003, when this application, 10/690,074, was filed | Oct 21, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1130 days, USPTO patent term adjustment record | Nov 24, 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 24, 2026 | High confidence |
This family
| US 7,440,442 | this patent Nov 2026 | Nov 2026 |
| US 8,027,333 | Term ended Aug 2024 | Aug 2024 |
| US 8,509,225 | Lapsed on the fee record Aug 2017 | Aug 2017 |
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 |
|---|---|---|---|
| Mar 22, 2004 Reel 15197, frame 492 | Grabelsky, David; Homeier, Michael; Tripathi, Anoop; Joseph, Boby | 3COM Corporation | Assignment of Assignor's Interest |
| Jul 6, 2010 Reel 24630, frame 820 | 3COM Corporation | Hewlett-Packard Company | Merger |
| Jul 15, 2010 Reel 25039, frame 844 | 3COM Corporation | Hewlett-Packard Company | Corrective Assignment to Correct the See Attached |
| Dec 6, 2011 Reel 27329, frame 44 | Hewlett-Packard Company | Hewlett-packard Development Company, L.p. | Assignment of Assignor's Interest |
| May 1, 2012 Reel 28911, frame 846 | Hewlett-Packard Company | Hewlett-packard Development Company, L.p. | Corrective Assignment Previuosly Recorded on Reel 027329 Frame 0001 and 0044. |
| Nov 9, 2015 Reel 37079, frame 1 | Hewlett-packard Development Company, L.p. | Hewlett Packard Enterprise Development LP | Assignment of Assignor's Interest |
| Feb 16, 2023 Reel 62725, frame 741 | Hewlett Packard Enterprise Development LP; Hewlett Packard Enterprise Company | Quest Patent Research Corporation | Assignment of Assignor's Interest |
| Mar 22, 2024 Reel 66878, frame 656 | Quest Patent Research Corporation | Flash Uplink LLC | 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.
What's changing
Nov 2026
Term ends Nov 24, 2026. No further fees fall due before then
Note
The 1130 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
401
later US patents cite this one
That is top 1% 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.