Term ends Dec 10, 2036 · High confidence
20-year base term ends Aug 6, 2035
Held by University of Notre Dame du Lac
Filed Aug 6, 2015 as application 14/820,290 · Granted Oct 29, 2019
Base term plus 492 days of patent term adjustment (USPTO delay)
Today
2015
2036
Clock starts
Aug 6, 2015
Aug 6, 2015
Term ends
Dec 10, 2036
Dec 10, 2036
Granted
Oct 29, 2019
Oct 29, 2019
base term
patent term adjustment
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
492
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
9
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 492 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 Aug 6, 2015, when this application, 14/820,290, was filed | Aug 6, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +492 days, USPTO patent term adjustment record | Dec 10, 2036 | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 10, 2036 | High confidence |
This family
| US 8,778,360 | Term ended Oct 2026 | Oct 2026 |
| US 9,308,252 | In force Aug 2029 | Aug 2029 |
| US 9,220,770 | In force Feb 2027 | Feb 2027 |
| US 8,778,362 | In force Mar 2028 | Mar 2028 |
| US 10,174,382 | In force Mar 2036 | Mar 2036 |
| US 10,457,716 | this patent Dec 2036 | Dec 2036 |
| Application PCT/US2015/047052 | PCT application no patent term | no patent term |
| Application 15/506,713 | Abandoned not computed | not computed |
8 of 9 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 3, 2017 Reel 41823, frame 338 | University of Notre Dame | National Institutes of Health (Nih), U.S. Dept. of Health and Human Services (DHHS), U.S. Government | Confirmatory License |
| Jul 31, 2018 Reel 46507, frame 418 | Baker, Brian M.; Hellman, Lance | University of Notre Dame du Lac | 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.
What's changing
Dec 2036
Term ends Dec 10, 2036. Maintenance fees still fall due before then
Note
The 492 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
That is below the median 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.