Term ends Nov 30, 2032 · High confidence
20-year base term ends Nov 30, 2032
Held by Amazon Technologies, Inc.
Filed Dec 1, 2016 as application 15/366,878 · Granted Dec 12, 2017
Base term, 20 years from filing
Today
2012
2032
Clock starts
Nov 30, 2012
Nov 30, 2012
Term ends
Nov 30, 2032
Nov 30, 2032
Granted
Dec 12, 2017
Dec 12, 2017
base term
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,516,225, to Nov 30, 2032. The term already ends on or before that date, so the cap shortened nothing.
2 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.
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 is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 3 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 Nov 30, 2012, when application 13/691,654, the earliest non-provisional in its chain, was filed (this one was filed Dec 1, 2016) | Nov 30, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,516,225) | resolves to Nov 30, 2032, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 30, 2032 | High confidence |
This family
| US 9,516,225 | Lapsed on the fee record Dec 2024 | Dec 2024 |
| US 9,838,687 | In force Nov 2034 | Nov 2034 |
| US 9,843,840 | this patent Nov 2032 | Nov 2032 |
| US 10,349,068 | Lapsed on the fee record Jul 2023 | Jul 2023 |
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 |
|---|---|---|---|
| Jan 26, 2017 Reel 41093, frame 233 | Banta, Bill; Donaldson, Geoff | Stealth HD Corp. | Assignment of Assignor's Interest |
| Jan 26, 2017 Reel 41093, frame 319 | Banta, Bill; Donaldson, Geoff | Stealthhd Inc. | Assignment of Assignor's Interest |
| Jan 26, 2017 Reel 41504, frame 370 | Stealthhd Inc. | Stealthhd LLC | Change of Name |
| Jan 26, 2017 Reel 41093, frame 533 | Stealthhd LLC | Amazon Technologies, Inc. | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Nov 2032
Term ends Nov 30, 2032. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,516,225, ends no earlier than this term, so it caps nothing.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2017 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.