Term ends Apr 28, 2035 · High confidence

Held by Amazon Technologies, Inc.

Filed May 5, 2017 as application 29/602,977 · Granted Apr 28, 2020

Base term, 15 years from grant

Today

15 years from grant

Term ends Apr 28, 2035

2020 2035

Clock starts
Apr 28, 2020

Term ends
Apr 28, 2035

base term 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.

None

Terminal disclaimer

No disclaimer on this record.

15 years from grant

Base term

No maintenance fees are payable on this kind of patent.

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 base term, 15 years from grant, with no adjustment for prosecution delay. No maintenance fees are payable on this kind of patent. 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, 15 years from grant	Granted Apr 28, 2020	Apr 28, 2035	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	None on record	no cap applied	High confidence
Patent term extension	None on file	no change	High confidence
Computed term end	The steps above, in order	Apr 28, 2035	High confidence

This family

US 9,584,775	In force Jul 2034	Jul 2034
US 9,894,328	In force Jul 2034	Jul 2034
US 9,734,675	In force Jul 2034	Jul 2034
US D801,843	In force Nov 2032	Nov 2032
US D788,061	In force May 2032	May 2032
US 9,978,254	In force Jul 2034	Jul 2034
US 10,225,527	In force Jul 2034	Jul 2034
US D882,443	this patent Apr 2035	Apr 2035

8 of 25 applications in this family shown, earliest filings first. 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 29, 2020 Reel 51739, frame 764	Siminoff, James; Siminoff, Mark; Loew, Christopher	Bot Home Automation, Inc.	Assignment of Assignor's Interest
Jan 29, 2020 Reel 51739, frame 770	Bot Home Automation, Inc.	Ring Inc.	Change of Name
Jan 29, 2020 Reel 51750, frame 710	Ring Inc.	Ring LLC	Change of Name
Jan 29, 2020 Reel 51750, frame 856	Ring LLC	A9.com, Inc.	Bill of Sale
Oct 7, 2024 Reel 69115, frame 39	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

No maintenance fees are payable on this kind of patent, so the record carries no fee events.

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Alerts on its grants, lapses and transfers.

What's changing

Apr 2035

Term ends Apr 28, 2035. No maintenance fees are payable on this kind of patent

Citations

later US patents cite this one

That is above the median of design patents granted in 2020 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.

Wireless Entrance Communication Device