Term ended Mar 17, 2023 · High confidence
20-year base term ended Mar 17, 2023
Held by Sarcos LC
Filed Mar 17, 2003 as application 10/391,513 · Granted Sep 22, 2009
Base term, 20 years from filing
Today
Term ended Mar 17, 2023
2003
2026
Clock starts
Mar 17, 2003
Mar 17, 2003
Term ended
Mar 17, 2023
Mar 17, 2023
Granted
Sep 22, 2009
Sep 22, 2009
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.
3 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.
8
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. All three maintenance fees were paid, so no fee lapse ended it. 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 17, 2003, when this application, 10/391,513, was filed | Mar 17, 2023 | 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 | 3 of 3 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Mar 17, 2023 | High confidence |
This family
| Application 10/391,489 | Abandoned not computed | not computed |
| US 7,591,780 | this patent Mar 2023 | Mar 2023 |
| US 7,787,939 | In force Nov 2026 | Nov 2026 |
| US 7,166,537 | Term ended Mar 2023 | Mar 2023 |
| Application 11/292,902 | Abandoned not computed | not computed |
| Application PCT/US2005/043944 | PCT application no patent term | no patent term |
| US 7,629,659 | Term ended Mar 2023 | Mar 2023 |
| US 8,614,768 | Term ended Feb 2024 | Feb 2024 |
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 |
|---|---|---|---|
| Jun 3, 2003 Reel 14135, frame 382 | Jacobsen, Stephen C.; Markus, David T.; Marceau, David P.; Pensel, Ralph W. | Sarcos Investments LC | Assignment of Assignor's Interest |
| Nov 6, 2007 Reel 20064, frame 958 | Sarcos Investments LC | Sarcos, Lc | Assignment of Assignor's Interest |
| Jan 16, 2008 Reel 20373, frame 673 | Sarcos LC | Sterling LC | Change of Name |
| Oct 10, 2013 Reel 31381, frame 449 | Sterling LC | Raytheon Company | Assignment of Assignor's Interest |
| Jan 3, 2015 Reel 34622, frame 789 | 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
125
later US patents cite this one
That is top 5% of utility patents granted in 2009 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.