Also listed on Stats ChipPAC Pte. Lte., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Dec 9, 2026 · High confidence
20-year base term ends Dec 9, 2026
Filed Oct 11, 2012 as application 13/649,834 · Granted May 20, 2014
Base term, 20 years from filing
Today
2006
2026
Clock starts
Dec 9, 2006
Dec 9, 2006
Term ends
Dec 9, 2026
Dec 9, 2026
Granted
May 20, 2014
May 20, 2014
base term
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
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 is its 20-year base term, with no adjustment for 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 Dec 9, 2006, when application 11/608,826, the earliest non-provisional in its chain, was filed (this one was filed Oct 11, 2012) | Dec 9, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | Dec 9, 2026 | High confidence |
This family
| US 8,304,874 | In force Feb 2027 | Feb 2027 |
| US 8,729,687 | this patent Dec 2026 | Dec 2026 |
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 |
|---|---|---|---|
| Dec 27, 2013 Reel 31855, frame 589 | Lee, Hun Teak; Lee, Tae Keun; Park, Soo Jung | Stats ChipPAC Ltd. | Assignment of Assignor's Interest |
| Aug 6, 2015 Reel 36288, frame 748 | Stats ChipPAC, Inc.; Stats ChipPAC Ltd. | Citicorp International Limited, as Common Security Agent | Security Interest |
| Apr 7, 2016 Reel 38378, frame 227 | Stats ChipPAC Ltd. | Stats ChipPAC Pte. Lte. | Change of Name |
| Jun 4, 2020 Reel 52844, frame 491 | Citicorp International Limited, as Common Security Agent | Stats ChipPAC, Inc.; Stats ChipPAC Pte. Ltd. Formerly Known as Stats ChipPAC Ltd. | Release of Security Interest |
| Jun 4, 2020 reel/frame not recorded | Citicorp International Limited, as Common Security Agent | Stats ChipPAC, Inc. | Release of Security Interest |
| Jun 4, 2020 reel/frame not recorded | Citicorp International Limited, as Common Security Agent | Stats ChipPAC Pte. Ltd. Formerly Known as Stats ChipPAC Ltd. | Release of Security Interest |
| Sep 1, 2023 Reel 64803, frame 368 | Stats ChipPAC Ltd. | Stats ChipPAC Pte. Ltd. | Corrective Assignment to Correct the Correct the Spelling of Assignee's Name from "Stats Chippac Pte. LTE." to "Stats Chippac Pte. Ltd." Previously Recorded at Reel: 038378 Frame: 0227. Assignor(S) Hereby Confirms the Assignment. |
| Sep 3, 2025 Reel 72788, frame 917 | Stats ChipPAC Pte. Ltd. | Stats ChipPAC Management Pte. Ltd. | 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
Dec 2026
Term ends Dec 9, 2026. No further fees fall due before then
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2014 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.