Term ended Jan 16, 2026 · High confidence
20-year base term ended Apr 9, 2024
Held by Samsung Display Co., Ltd.
Filed Apr 12, 2007 as application 11/734,275 · Granted Sep 13, 2011
Base term plus 647 days of patent term adjustment (USPTO delay)
Today
Term ended Jan 16, 2026
2004
2026
Clock starts
Apr 9, 2004
Apr 9, 2004
Term ended
Jan 16, 2026
Jan 16, 2026
Granted
Sep 13, 2011
Sep 13, 2011
base term
patent term adjustment
after the term ends
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
647
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.
8
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 647 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 Apr 9, 2004, when application 10/821,388, the earliest non-provisional in its chain, was filed (this one was filed Apr 12, 2007) | Apr 9, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +647 days, USPTO patent term adjustment record | Jan 16, 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Jan 16, 2026 | High confidence |
This family
| US 7,248,268 | Term ended Sep 2022 | Sep 2022 |
| Application PCT/US2005/010022 | PCT application no patent term | no patent term |
| US 7,920,154 | Term ended Mar 2026 | Mar 2026 |
| US 7,876,341 | In force Dec 2026 | Dec 2026 |
| US 8,018,476 | this patent Jan 2026 | Jan 2026 |
| US 7,598,965 | Term ended no later than Apr 2024 | no later than Apr 2024 |
| Application PCT/US2008/056241 | PCT application no patent term | no patent term |
| Application PCT/US2008/059916 | PCT application no patent term | no patent term |
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 23, 2007 Reel 19196, frame 310 | Credelle, Thomas Lloyd; Brown Elliott, Candice Hellen; Botzas, Anthony | Clairvoyante, Inc. | Assignment of Assignor's Interest |
| Mar 31, 2008 Reel 20723, frame 613 | Clairvoyante, Inc. | Samsung Electronics Co., Ltd. | Assignment of Assignor's Interest |
| Sep 23, 2012 Reel 29009, frame 144 | Samsung Electronics Co., Ltd. | Samsung Display Co., 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.
What's changing
Note
The 647 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
148
later US patents cite this one
That is top 5% of utility patents granted in 2011 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.