Also listed on Widevine Technologies, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Aug 19, 2029 · High confidence
20-year base term ended Sep 6, 2026
Held by Google LLC
Filed Sep 6, 2006 as application 11/470,574 · Granted Oct 19, 2010
Base term plus 1078 days of patent term adjustment (USPTO delay)
Today
2006
2029
Clock starts
Sep 6, 2006
Sep 6, 2006
Term ends
Aug 19, 2029
Aug 19, 2029
Granted
Oct 19, 2010
Oct 19, 2010
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
1,078
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.
2
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 1078 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Sep 6, 2006, when this application, 11/470,574, was filed | Sep 6, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1078 days, USPTO patent term adjustment record | Aug 19, 2029 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Aug 19, 2029 | High confidence |
This family
| US 7,817,608 | this patent Aug 2029 | Aug 2029 |
| US 8,532,075 | In force Jun 2027 | Jun 2027 |
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 |
|---|---|---|---|
| Oct 18, 2006 Reel 18413, frame 317 | Rassool, Reza P.; Morten, Glenn A.; Baker, Brian A. | Widevine Technologies, Inc. | Assignment of Assignor's Interest |
| Jun 22, 2011 Reel 26535, frame 65 | Widevine Technologies, Inc. | Google Inc. | Assignment of Assignor's Interest |
| Oct 2, 2017 Reel 44101, frame 405 | 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
Aug 2029
Term ends Aug 19, 2029. No further fees fall due before then
Note
The 1078 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
99
later US patents cite this one
That is top 10% of utility patents granted in 2010 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.