Lapsed Dec 6, 2024 on the fee record · High confidence
20-year base term ends Nov 30, 2032
Second maintenance fee unpaid; grace period ended.
Held by Amazon Technologies, Inc.
Filed Nov 30, 2012 as application 13/691,654 · Granted Dec 6, 2016
Base term, 20 years from filing, plus 269 days of patent term adjustment (USPTO delay)
Today
Lapsed Dec 6, 2024
2012
2033
Clock starts
Nov 30, 2012
Nov 30, 2012
No longer in force
Dec 6, 2024
Dec 6, 2024
Granted
Dec 6, 2016
Dec 6, 2016
Term would have run to
Aug 26, 2033
Aug 26, 2033
base term
patent term adjustment
after the term ends
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
269
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
Its term would have run to Aug 26, 2033: its 20-year base term plus 269 days of term adjustment for 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 30, 2012, when this application, 13/691,654, was filed | Nov 30, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +269 days, USPTO patent term adjustment record | Aug 26, 2033 | 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 | 1 of 3 maintenance fees paid | lapsed Dec 6, 2024 | High confidence |
| Computed term end | The steps above, in order | Dec 6, 2024 | High confidence |
This family
| US 9,516,225 | this patent Dec 2024 | Dec 2024 |
| US 9,838,687 | In force Nov 2034 | Nov 2034 |
| US 9,843,840 | In force 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 |
|---|---|---|---|
| May 28, 2013 Reel 30493, frame 420 | Banta, Bill; Donaldson, Geoff | Stealth HD Corp. | Assignment of Assignor's Interest |
| Sep 17, 2014 Reel 33761, frame 884 | Banta, Bill; Donaldson, Geoff | Stealthhd, Inc. | Assignment of Assignor's Interest |
| Jan 9, 2015 Reel 34749, frame 590 | Stealthhd, Inc. | Stealthhd LLC | Change of Name |
| Apr 4, 2016 Reel 38338, frame 297 | 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
Note
The 269 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
86
later US patents cite this one
That is top 5% of utility patents granted in 2016 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.