Lapsed Mar 20, 2026 on the fee record · High confidence
20-year base term ends Mar 16, 2032
Second maintenance fee unpaid; grace period ended.
Held by Sarcos LC
Filed Mar 4, 2016 as application 15/061,914 · Granted Mar 20, 2018
Base term, 20 years from filing
Today
Lapsed Mar 20, 2026
2012
2032
Clock starts
Mar 16, 2012
Mar 16, 2012
No longer in force
Mar 20, 2026
Mar 20, 2026
Granted
Mar 20, 2018
Mar 20, 2018
Term would have run to
Mar 16, 2032
Mar 16, 2032
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.
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 Mar 16, 2032: its 20-year base term, with no 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 Mar 16, 2012, when application PCT/US2012/029385, the earliest non-provisional in its chain, was filed (this one was filed Mar 4, 2016) | Mar 16, 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 | 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 Mar 20, 2026 | High confidence |
| Computed term end | The steps above, in order | Mar 20, 2026 | High confidence |
This family
| Application 14/005,524 | Abandoned not computed | not computed |
| Application PCT/US2012/029385 | PCT application no patent term | no patent term |
| US 9,403,566 | In force Mar 2032 | Mar 2032 |
| US 9,919,753 | this patent Mar 2026 | Mar 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 |
|---|---|---|---|
| May 26, 2016 Reel 38731, frame 966 | Jacobsen, Stephen C.; Olivier, Marc X.; McCullough, John; Smith, Fraser M. | Raytheon Company | Assignment of Assignor's Interest |
| May 26, 2016 Reel 38732, frame 31 | Raytheon Company | Sarcos LC | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
Citations
10
later US patents cite this one
That is above 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.