Term ended Aug 13, 2025 · High confidence

Computed 20-year base term

Held by Amazon Technologies, Inc.

Filed Jul 2, 2013 as application 13/934,128 · Granted Mar 3, 2015

Base term, 20 years from filing · capped by a resolved terminal disclaimer

Today

20 years from filing

Term ended Aug 13, 2025

2006 2026

Clock starts
Aug 18, 2006

Term ended
Aug 13, 2025

Granted
Mar 3, 2015

base term 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

None

Term adjustment

No prosecution delay on this record.

Capped

Terminal disclaimer

Resolved from the filed document, referencing US 7,293,016, US 7,698,331, US 8,478,739.

2 of 2

Maintenance fees paid

Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.

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 resolved from the filed document caps it earlier. 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 Aug 18, 2006, when application 11/506,495, the earliest non-provisional in its chain, was filed (this one was filed Jul 2, 2013)	Aug 18, 2026	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 7,293,016, US 7,698,331, US 8,478,739)	capped to Aug 13, 2025	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	2 of 2 maintenance fees paid	term ended	High confidence
Computed term end	The steps above, in order	Aug 13, 2025	High confidence

This family

US 7,752,195	In force Mar 2027	Mar 2027
US 8,478,739	In force Dec 2026	Dec 2026
US 8,972,382	this patent Aug 2025	Aug 2025
Application 14/636,010	Abandoned not computed	not computed

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 13, 2024 Reel 69167, frame 493	A9.com, Inc.	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.

Disclaimer cap

This term is capped by a terminal disclaimer resolved from the filed document, referencing US 7,293,016, US 7,698,331, US 8,478,739.

Citations

later US patents cite this one

That is below the median of utility patents granted in 2015 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.

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