Term ends Mar 10, 2036 · High confidence
20-year base term ends Mar 10, 2036
Held by Hemanext Inc.
Filed Apr 7, 2023 as application 18/297,193 · Granted Apr 21, 2026
Base term, 20 years from filing
Today
2016
2036
Clock starts
Mar 10, 2016
Mar 10, 2016
Term ends
Mar 10, 2036
Mar 10, 2036
Granted
Apr 21, 2026
Apr 21, 2026
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 11,350,626, to Mar 10, 2036. The term already ends on or before that date, so the cap shortened nothing.
0 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.
7
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 of 2 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 Mar 10, 2016, when application PCT/US2016/021794, the earliest non-provisional in its chain, was filed (this one was filed Apr 7, 2023) | Mar 10, 2036 | 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 | Disclaimer resolved from the filed document (refs US 11,350,626) | resolves to Mar 10, 2036, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 10, 2036 | High confidence |
This family
| Application PCT/US2016/021794 | PCT application no patent term | no patent term |
| US 10,058,091 | In force Mar 2036 | Mar 2036 |
| US 11,350,626 | In force Mar 2036 | Mar 2036 |
| US 11,375,709 | In force Mar 2036 | Mar 2036 |
| US 11,638,421 | In force Mar 2036 | Mar 2036 |
| US 12,604,890 | this patent Mar 2036 | Mar 2036 |
| Application 19/558,965 | Pending not computed | not computed |
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 26, 2023 Reel 64055, frame 869 | Wolf, Michael; Sarita, Jancarlo; Sutton, Jeffrey Karl; Cordero, Rafael; Zocchi, Michael; Keegan, Philip; Renganathan, Narendran; Harhen, Robert | New Health Sciences, Inc. | Assignment of Assignor's Interest |
| Jun 26, 2023 Reel 64105, frame 89 | New Health Sciences, Inc. | Hemanext 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Mar 2036
Term ends Mar 10, 2036. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 11,350,626, ends no earlier than this term, so it caps nothing.
Citations
We have no citation count for this patent yet. That is not the same as never having been cited.
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.