Term ends Nov 6, 2028 · High confidence
20-year base term ends Jan 10, 2028
Filed Jan 10, 2008 as application 11/972,585 · Granted Apr 13, 2010
Base term plus 301 days of patent term adjustment (USPTO delay)
Today
2008
2028
Clock starts
Jan 10, 2008
Jan 10, 2008
Term ends
Nov 6, 2028
Nov 6, 2028
Granted
Apr 13, 2010
Apr 13, 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
301
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.
7
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 301 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 Jan 10, 2008, when this application, 11/972,585, was filed | Jan 10, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +301 days, USPTO patent term adjustment record | Nov 6, 2028 | 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 6, 2028 | High confidence |
This family
| US 7,709,889 | In force Jun 2028 | Jun 2028 |
| US 8,134,358 | In force Jan 2029 | Jan 2029 |
| US 7,760,106 | In force Apr 2029 | Apr 2029 |
| US 7,696,740 | this patent Nov 2028 | Nov 2028 |
| US 8,339,092 | In force Feb 2029 | Feb 2029 |
| US 8,093,924 | In force Aug 2028 | Aug 2028 |
| US 7,804,350 | In force Apr 2029 | Apr 2029 |
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 |
|---|---|---|---|
| Apr 3, 2008 Reel 20752, frame 289 | Zhou, Junfeng; Dehaene, Wim | Ami Semiconductor Belgium Bvba | Assignment of Assignor's Interest |
| Sep 25, 2009 Reel 23282, frame 476 | Ami Semiconductor Belgium Bvba | Semiconductor Components Industries, L.l.c. | Bill of Sale |
| Apr 15, 2016 Reel 38620, frame 87 | Semiconductor Components Industries, LLC | Deutsche Bank AG New York Branch | Security Interest |
| Aug 25, 2016 Reel 39853, frame 1 | Semiconductor Components Industries, LLC | Deutsche Bank AG New York Branch, as Collateral Agent | Corrective Assignment to Correct the Incorrect Patent Number 5859768 and to Recite Collateral Agent Role of Receiving Party in the Security Interest Previously Recorded on Reel 038620 Frame 0087. Assignor(S) Hereby Confirms the Security Interest. |
| Jun 22, 2023 reel/frame not recorded | Deutsche Bank AG New York Branch, as Collateral Agent | Semiconductor Components Industries, LLC | Release of Security Interest in Patents Recorded at Reel 038620, Frame 0087 |
| Jun 22, 2023 reel/frame not recorded | Deutsche Bank AG New York Branch, as Collateral Agent | Fairchild Semiconductor Corporation | Release of Security Interest in Patents Recorded at Reel 038620, Frame 0087 |
| Jun 22, 2023 Reel 64070, frame 1 | Deutsche Bank AG New York Branch, as Collateral Agent | Semiconductor Components Industries, LLC; Fairchild Semiconductor Corporation | Release of Security Interest in Patents Recorded at Reel 038620, Frame 0087 |
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 2028
Term ends Nov 6, 2028. No further fees fall due before then
Note
The 301 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below the median 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.