Term ends Nov 17, 2026 · Medium confidence
20-year base term ends Nov 17, 2026
Why Medium: A parent in the chain could not be resolved.
Held by Cornell University
Filed Jul 27, 2021 as application 17/386,237 · Granted Apr 25, 2023
Base term plus 125 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2006
2026
Clock starts
Nov 17, 2006
Nov 17, 2006
Term ends
Nov 17, 2026
Nov 17, 2026
Granted
Apr 25, 2023
Apr 25, 2023
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
125
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,206,940, US 10,668,096, US 11,077,129, US 9,321,797.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it 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 runs 125 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 1 of 1 maintenance fees is paid so far. Confidence: Medium. 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 Nov 17, 2006, when application 11/601,714, the earliest non-provisional in its chain, was filed (this one was filed Jul 27, 2021); a parent in its chain could not be resolved (the next row) | Nov 17, 2026 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +125 days, USPTO patent term adjustment record | Mar 22, 2027 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,206,940, US 10,668,096, US 11,077,129, US 9,321,797) | capped to Nov 17, 2026 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 17, 2026 | Medium confidence |
This family
| US 8,106,184 | In force Sep 2027 | Sep 2027 |
| Application PCT/US2006/044580 | PCT application no patent term | no patent term |
| US 9,000,147 | In force Nov 2026 | Nov 2026 |
| US 9,321,797 | In force Nov 2026 | Nov 2026 |
| US 10,206,940 | In force Nov 2026 | Nov 2026 |
| US 10,668,096 | In force Nov 2026 | Nov 2026 |
| US 11,077,129 | In force Nov 2026 | Nov 2026 |
| US 11,633,414 | this patent Nov 2026 | Nov 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 |
|---|---|---|---|
| Jul 28, 2021 Reel 57002, frame 770 | Sauve, Anthony A.; Redanz, Tianle Yang | Cornell University | 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
Nov 2026
Term ends Nov 17, 2026. No further fees fall due before then
Note
The 125 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,206,940, US 10,668,096, US 11,077,129, US 9,321,797.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2023 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.