Term ends Jan 17, 2030 · High confidence
20-year base term ends Dec 18, 2029
Held by Netflix, Inc.
Filed Nov 18, 2019 as application 16/687,568 · Granted Feb 21, 2023
Base term plus 438 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2009
2030
Clock starts
Dec 18, 2009
Dec 18, 2009
Term ends
Jan 17, 2030
Jan 17, 2030
Granted
Feb 21, 2023
Feb 21, 2023
base term
patent term adjustment
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
438
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,484,694, US 9,009,337.
0 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it 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 438 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 0 of 1 maintenance fees are paid so far. 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 18, 2009, when application 12/642,567, the earliest non-provisional in its chain, was filed (this one was filed Nov 18, 2019) | Dec 18, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +438 days, USPTO patent term adjustment record | Mar 1, 2031 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,484,694, US 9,009,337) | capped to Jan 17, 2030 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 17, 2030 | High confidence |
This family
| US 9,009,337 | In force Jan 2030 | Jan 2030 |
| Application PCT/US2009/069071 | PCT application no patent term | no patent term |
| US 10,484,694 | In force Oct 2032 | Oct 2032 |
| US 11,589,058 | this patent Jan 2030 | Jan 2030 |
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 |
|---|---|---|---|
| Nov 22, 2019 Reel 51085, frame 140 | Ronca, David Randall; Lai, Chung-ping; Lai, Yung-hsiao | Netflix, Inc. | Assignment of Assignor's Interest |
| Mar 7, 2023 Reel 62968, frame 405 | Ronca, David Randall; Wu, Chung-ping; Lai, Yung-hsiao | Netflix, Inc. | Corrective Assignment to Correct the Inventor Name from Chung-Ping Lai to Chung-Ping Wu Previously Recorded on Reel 051085 Frame 0140. Assignor(S) Hereby Confirms the Assignment. |
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
Jan 2030
Term ends Jan 17, 2030.
Note
The 438 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,484,694, US 9,009,337.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2023 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.