Term ends Dec 11, 2028 · High confidence
20-year base term ends Feb 25, 2028
Held by Google LLC
Filed Dec 11, 2020 as application 17/119,278 · Granted Nov 14, 2023
Base term plus 290 days of patent term adjustment (USPTO delay)
Today
2008
2028
Clock starts
Feb 25, 2008
Feb 25, 2008
Term ends
Dec 11, 2028
Dec 11, 2028
Granted
Nov 14, 2023
Nov 14, 2023
base term
patent term adjustment
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
290
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,891,633, to Dec 11, 2028. The term already ends on or before that date, so the cap shortened nothing.
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 290 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Feb 25, 2008, when application 12/036,982, the earliest non-provisional in its chain, was filed (this one was filed Dec 11, 2020) | Feb 25, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +290 days, USPTO patent term adjustment record | Dec 11, 2028 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,891,633) | resolves to Dec 11, 2028, no earlier than this term, so no change | 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 | Dec 11, 2028 | High confidence |
This family
| US 9,911,126 | In force Jun 2033 | Jun 2033 |
| Application PCT/US2008/059724 | PCT application no patent term | no patent term |
| US 10,891,633 | In force Apr 2029 | Apr 2029 |
| US 11,816,683 | this patent Dec 2028 | Dec 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 |
|---|---|---|---|
| Dec 11, 2020 Reel 54620, frame 755 | Morten, Glenn A; Baker, Brian A. | Widevine Technologies, Inc. | Assignment of Assignor's Interest |
| Dec 11, 2020 Reel 54621, frame 135 | Widevine Technologies, Inc. | Google Inc. | Assignment of Assignor's Interest |
| Dec 11, 2020 Reel 54709, frame 624 | Google Inc. | Google LLC | 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
Dec 2028
Term ends Dec 11, 2028. Maintenance fees still fall due before then
Note
The 290 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,891,633, ends no earlier than this term, so it caps nothing.
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.