Term ended Feb 10, 2024 · High confidence
20-year base term ended Nov 26, 2023
USPTO later recorded it as expired for non-payment on Apr 27, 2026.
Held by Samsung Electronics Co., Ltd.
Filed Dec 16, 2019 as application 16/715,478 · Granted Mar 22, 2022
Base term plus 76 days of patent term adjustment (USPTO delay)
Today
Term ended Feb 10, 2024
2003
2026
Clock starts
Nov 26, 2003
Nov 26, 2003
Term ended
Feb 10, 2024
Feb 10, 2024
Granted
Mar 22, 2022
Mar 22, 2022
base term
patent term adjustment
after the term ends
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
76
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
None due
Maintenance fees
This term ends before the first maintenance fee's grace period does, 4 years from grant, so no fee can end it early.
6
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 76 days past its 20-year base term on prosecution delay. 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 Nov 26, 2003, when application 10/721,191, the earliest non-provisional in its chain, was filed (this one was filed Dec 16, 2019) | Nov 26, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +76 days, USPTO patent term adjustment record | Feb 10, 2024 | 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 | No maintenance fee can end the term early | term ended | High confidence |
| USPTO status record | Recorded as expired for non-payment on Apr 27, 2026, after the term ended | no change | High confidence |
| Computed term end | The steps above, in order | Feb 10, 2024 | High confidence |
This family
| US 7,443,437 | In force Nov 2026 | Nov 2026 |
| US 8,081,249 | Lapsed on the fee record Dec 2023 | Dec 2023 |
| US 8,471,938 | Term ended no later than Nov 2023 | no later than Nov 2023 |
| US 10,032,825 | Term ended Aug 2025 | Aug 2025 |
| US 10,566,379 | Term ended Nov 2023 | Nov 2023 |
| US 11,282,891 | this patent Feb 2024 | Feb 2024 |
The applications whose file history this site holds. The family may have others.
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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 76 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
3
later US patents cite this one
That is above the median of utility patents granted in 2022 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.