Lapsed Aug 21, 2026 on the fee record · High confidence
20-year base term ends Jan 4, 2028
Second maintenance fee unpaid; grace period ended.
Held by American Radionic Company, Inc.
Filed Mar 15, 2016 as application 15/070,314 · Granted Aug 21, 2018
Base term, 20 years from filing, plus 76 days of patent term adjustment (USPTO delay)
Today
Lapsed Aug 21, 2026
2008
2028
Clock starts
Jan 4, 2008
Jan 4, 2008
No longer in force
Aug 21, 2026
Aug 21, 2026
Granted
Aug 21, 2018
Aug 21, 2018
Term would have run to
Mar 20, 2028
Mar 20, 2028
base term
patent term adjustment
after the term ends
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
76
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 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.
6
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 Mar 20, 2028: its 20-year base term plus 76 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 Jan 4, 2008, when application 11/969,832, the earliest non-provisional in its chain, was filed (this one was filed Mar 15, 2016) | Jan 4, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +76 days, USPTO patent term adjustment record | Mar 20, 2028 | 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 2 maintenance fees paid | lapsed Aug 21, 2026 | High confidence |
| Computed term end | The steps above, in order | Aug 21, 2026 | High confidence |
This family
| US 7,765,712 | In force Jan 2028 | Jan 2028 |
| US 8,037,616 | Lapsed on the fee record Oct 2023 | Oct 2023 |
| US 8,296,965 | Lapsed on the fee record Oct 2024 | Oct 2024 |
| US 9,316,474 | Lapsed on the fee record Apr 2024 | Apr 2024 |
| US 10,054,417 | this patent Aug 2026 | Aug 2026 |
| US 11,215,438 | Lapsed on the fee record Jan 2026 | Jan 2026 |
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 |
|---|---|---|---|
| Jul 26, 2016 Reel 39259, frame 807 | Stockman, Robert | American Radionic Company, 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 76 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2018 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.