Term ends Jan 16, 2045 · High confidence
20-year base term ends Jan 16, 2045
Held by Kirigenx, Inc.
Filed Jan 16, 2025 as application 19/024,100 · Granted Jul 21, 2026
Base term, 20 years from filing
Today
2025
2045
Clock starts
Jan 16, 2025
Jan 16, 2025
Term ends
Jan 16, 2045
Jan 16, 2045
Granted
Jul 21, 2026
Jul 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.
None
Terminal disclaimer
No disclaimer on this record.
0 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.
2
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. 0 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 Jan 16, 2025, when this application, 19/024,100, was filed | Jan 16, 2045 | 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 | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 16, 2045 | High confidence |
This family
| US 12,685,629 | this patent Jan 2045 | Jan 2045 |
| Application 19/745,555 | 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 |
|---|---|---|---|
| Jul 10, 2025 Reel 71667, frame 538 | Kucklick, Theodore R.; McIntyre, Louis; Burks, Robert T. | Kirigenx, Inc. | Assignment of Assignor's Interest |
| Aug 15, 2025 Reel 72036, frame 614 | Kucklick, Theodore R.; McIntyre, Louis; Burks, Robert T. | Cannuflow, Inc. | Assignment of Assignor's Interest |
| Oct 30, 2025 Reel 73405, frame 974 | Kucklick, Theodore R.; McIntyre, Louis; Burks, Robert T. | Cannuflow, Inc. | Corrective Assignment to Correct the Assignee from Kirigenx, Inc. to Cannuflow, Inc. Assigned by Inventors Theodore R. Kucklick, Louis Mcintyre and Robert T. Burks Previously Recorded on Reel 71667 Frame 538. Assignor(S) Hereby Confirms the Assignment. |
| Jan 23, 2026 Reel 73562, frame 669 | Cannuflow, Inc. | Kirigenx, 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
Jan 2045
Term ends Jan 16, 2045. Maintenance fees still fall due before then
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.