Term ends Feb 24, 2037 · High confidence
20-year base term ends Feb 24, 2037
Held by Imperative Care, Inc.
Filed Feb 27, 2017 as application 15/443,877 · Granted Jan 22, 2019
Base term, 20 years from filing
Today
2017
2037
Clock starts
Feb 24, 2017
Feb 24, 2017
Term ends
Feb 24, 2037
Feb 24, 2037
Granted
Jan 22, 2019
Jan 22, 2019
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
10
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. 2 of 3 maintenance fees are paid so far. 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 Feb 24, 2017, when application 15/442,393, the earliest non-provisional in its chain, was filed (this one was filed Feb 27, 2017) | Feb 24, 2037 | 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 24, 2037 | High confidence |
This family
| US 10,183,145 | In force Feb 2037 | Feb 2037 |
| US 10,835,711 | In force Feb 2037 | Feb 2037 |
| US 10,661,053 | In force Feb 2037 | Feb 2037 |
| US 10,183,147 | In force Feb 2037 | Feb 2037 |
| US 10,179,224 | In force Feb 2037 | Feb 2037 |
| US 10,183,146 | this patent Feb 2037 | Feb 2037 |
| US 10,441,745 | In force Feb 2037 | Feb 2037 |
| US 11,147,949 | In force Nov 2037 | Nov 2037 |
8 of 10 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 |
|---|---|---|---|
| Apr 4, 2018 Reel 45437, frame 235 | Yang, Yi; Khosravi, Fred; Young, Lisa M. | The Stroke Project, Inc. | Assignment of Assignor's Interest |
| Apr 4, 2018 Reel 45439, frame 264 | The Stroke Project, Inc. | Incept, LLC | Assignment of Assignor's Interest |
| Aug 13, 2019 Reel 50039, frame 842 | Khosravi, Farhad | Imperative Care, Inc. | Assignment of Assignor's Interest |
| Aug 22, 2019 Reel 50149, frame 474 | The Stroke Project, Inc. | Imperative Care, Inc. | Change of Name |
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
Feb 2037
Term ends Feb 24, 2037. Maintenance fees still fall due before then
Citations
99
later US patents cite this one
That is top 5% of utility patents granted in 2019 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.