Also listed on Simtek, which filed it. The recorded assignments below show how it moved.
Term ends Dec 23, 2028
Statutory term ends Jul 25, 2027
Base term plus 517 days of PTA
Today
20y-from-earliest-nonprovisional
Expires Dec 2028
2007
2028
Clock starts
Jul 25, 2007
Jul 25, 2007
Granted
Dec 6, 2011
Dec 6, 2011
Term ends
Dec 23, 2028
Dec 23, 2028
base term
patent term adjustment
fee events
Computed Sep 1, 2026 · countdowns run from that date · how we know
517
Days of PTA
9
Applications in this family
This patent's term runs 517 days past the statutory base term on prosecution delay. All three maintenance fees are paid, so nothing but the term itself will end it. Confidence: High. from the record
How this date was computed
Every step shows its rule, its 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, 20y-from-earliest-nonprovisional | Clock starts Jul 25, 2007 | Jul 25, 2027 | High |
| Continuity chain | Every parent in the chain resolved | no change | High |
| Patent term adjustment | +517 days, USPTO PTA record | Dec 23, 2028 | High |
| Terminal disclaimer cap | None on record | no cap applied | High |
| Patent term extension | None on file | no change | High |
| Fee events | 3 of 3 maintenance fees paid | in-force | High |
| Computed term end | The steps above, in order | Dec 23, 2028 | High |
The computation, verbatim
base=20y-from-earliest-nonprovisional: 2007-07-25+20y | =2027-07-25 | PTA+517d=2028-12-23 | PTE:none | TD:none | paid 4yr@2015-08-21,8yr@2019-05-28,12yr@2023-05-30 | status=in-force@2028-12-23
This family
| US 8,074,034 | this patent | Dec 2028 |
| US 8,046,546 | in-force | Aug 2028 |
| Application PCT/US2008/071051 | pending | not computed |
| Application PCT/US2008/071112 | pending | not computed |
| US 8,200,885 | in-force | Oct 2028 |
| US 8,200,929 | in-force | Jul 2027 |
| US 8,819,368 | in-force | Oct 2027 |
| US 8,812,802 | in-force | Jan 2028 |
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 |
|---|---|---|---|
| Sep 28, 2007 reel/frame not recorded | Sartore, Ronald H | Simtek | Assignment of Assignor's Interest |
| Apr 2, 2008 reel/frame not recorded | Simtek Corporation | Agiga Tech Inc. | Assignment of Assignor's Interest |
| Apr 23, 2025 reel/frame not recorded | Agiga Tech, Inc. | Cypress Semiconductor Corporation | Merger |
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alerts on grants, lapses, transfers
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What's changing
Dec 2028
Term ends. No further fees fall due before then
Note
The 517 days of PTA are read from the USPTO record, not recalculated by us
Citations
13
later US patents cite this one
That is top 25% of utility patents granted in 2011 in our data, the only group it is compared against.
How we rank
Every date shows its work: base rule, PTA, PTE, disclaimer caps, fee overlay, 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.