Term ends Jul 2, 2030 · High confidence
20-year base term ends Jul 2, 2030
Filed Mar 1, 2017 as application 15/446,319 · Granted Feb 4, 2020
Base term, 20 years from filing
Today
2010
2030
Clock starts
Jul 2, 2010
Jul 2, 2010
Term ends
Jul 2, 2030
Jul 2, 2030
Granted
Feb 4, 2020
Feb 4, 2020
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.
1 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.
12
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. 1 of 2 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 Jul 2, 2010, when application PCT/US2010/040994, the earliest non-provisional in its chain, was filed (this one was filed Mar 1, 2017) | Jul 2, 2030 | 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 | 1 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 2, 2030 | High confidence |
This family
| Application 61/222,851 | Provisional application no patent term | no patent term |
| Application 61/312,827 | Provisional application no patent term | no patent term |
| Application PCT/US2010/040994 | PCT application no patent term | no patent term |
| US 9,625,456 | In force Jul 2030 | Jul 2030 |
| Application 61/794,414 | Provisional application no patent term | no patent term |
| US 9,999,694 | In force no later than Jul 2030 | no later than Jul 2030 |
| Application PCT/US2014/030401 | PCT application no patent term | no patent term |
| US 10,548,997 | this patent Jul 2030 | Jul 2030 |
8 of 12 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 |
|---|---|---|---|
| Dec 7, 2018 Reel 47709, frame 46 | Wiesner, Ulrich; Ow, Hooisweng; Burns, Andrew | Cornell University | Assignment of Assignor's Interest |
| Dec 7, 2018 Reel 47709, frame 77 | Bradbury, Michelle S.; Medina, Oula Penate; Lewis, Jason S.; Larson, Steven M. | Memorial Sloan Kettering Cancer Center | Assignment of Assignor's Interest |
| Mar 25, 2020 Reel 52230, frame 201 | Bradbury, Michelle S.; Medina, Oula Penate; Lewis, Jason S.; Larson, Steven M. | Sloan-Kettering Institute for Cancer Research | Corrective Assignment to Correct the Assignee's Name from Memorial Sloan Kettering Cancer Center to Sloan-Kettering Institute for Cancer Research Previously Recorded on Reel 047709 Frame 0077. Assignor(S) Hereby Confirms the Assignment. |
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
Jul 2030
Term ends Jul 2, 2030. Maintenance fees still fall due before then
Citations
19
later US patents cite this one
That is top 10% of utility patents granted in 2020 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.