Term ends Mar 19, 2031 · Medium confidence
20-year base term ends Feb 1, 2027
Why Medium: A parent in the chain could not be resolved.
Held by The Cleveland Clinic Foundation
Filed Nov 8, 2012 as application 13/672,496 · Granted Feb 12, 2019
Base term plus 1507 days of patent term adjustment (USPTO delay)
Today
2007
2031
Clock starts
Feb 1, 2007
Feb 1, 2007
Term ends
Mar 19, 2031
Mar 19, 2031
Granted
Feb 12, 2019
Feb 12, 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
1,507
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 1507 days past its 20-year base term on prosecution delay. 1 of 3 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 Feb 1, 2007, when application 11/700,987, the earliest non-provisional in its chain, was filed (this one was filed Nov 8, 2012); a parent in its chain could not be resolved (the next row) | Feb 1, 2027 | 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 | +1507 days, USPTO patent term adjustment record | Mar 19, 2031 | 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 | Mar 19, 2031 | Medium confidence |
This family
| US 8,317,748 | In force Feb 2027 | Feb 2027 |
| US 8,366,663 | In force no later than Feb 2027 | no later than Feb 2027 |
| US 10,201,359 | this patent Mar 2031 | Mar 2031 |
| US 8,702,652 | In force Feb 2027 | Feb 2027 |
| US 8,696,622 | In force Feb 2027 | Feb 2027 |
| Application 13/747,757 | Abandoned not computed | not computed |
| Application 16/225,691 | Abandoned not computed | not computed |
| US 11,090,070 | In force Jul 2027 | Jul 2027 |
8 of 9 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
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 2031
Term ends Mar 19, 2031.
Note
The 1507 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
4
later US patents cite this one
That is above 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.