Term ends Aug 1, 2028 · Medium confidence
20-year base term ended Sep 22, 2026
Why Medium: A parent in the chain could not be resolved.
Held by Stats ChipPAC Pte. Lte.
Filed May 21, 2012 as application 13/476,410 · Granted Dec 19, 2017
Base term plus 679 days of patent term adjustment (USPTO delay)
Today
2006
2028
Clock starts
Sep 22, 2006
Sep 22, 2006
Term ends
Aug 1, 2028
Aug 1, 2028
Granted
Dec 19, 2017
Dec 19, 2017
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
679
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
4
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 679 days past its 20-year base term on prosecution delay. 2 of 2 maintenance fees are paid so far. Confidence: Medium. 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 22, 2006, when application 11/525,493, the earliest non-provisional in its chain, was filed (this one was filed May 21, 2012); a parent in its chain could not be resolved (the next row) | Sep 22, 2026 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +679 days, USPTO patent term adjustment record | Aug 1, 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 | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Aug 1, 2028 | Medium confidence |
This family
| US 7,713,782 | In force Mar 2027 | Mar 2027 |
| US 8,525,350 | In force Feb 2028 | Feb 2028 |
| US 8,193,035 | Term ended no later than Oct 2026 | no later than Oct 2026 |
| US 9,847,309 | this patent Aug 2028 | Aug 2028 |
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 |
|---|---|---|---|
| May 21, 2012 Reel 28241, frame 627 | Pendse, Rajendra D. | 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 427 | Stats ChipPAC Ltd. | Stats ChipPAC Pte. Lte. | Change of Name |
| Jun 17, 2020 Reel 53511, frame 298 | 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 17, 2020 reel/frame not recorded | Citicorp International Limited, as Common Security Agent | Stats ChipPAC, Inc. | Release of Security Interest |
| Jun 17, 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 |
| May 30, 2024 Reel 67567, frame 640 | Stats ChipPAC Ltd. | Stats ChipPAC Pte. Ltd. | Corrective Assignment to Correct the Receiving Party Data from Stats Chippac Pte. Pte. to Stats Chippac Pte, LTD. Previously Recorded at Reel: 38378 Frame: 427. Assignor(S) Hereby Confirms the Change of Name. |
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
Aug 2028
Term ends Aug 1, 2028. No further fees fall due before then
Note
The 679 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
28
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.