Term ends Sep 20, 2028 · Medium confidence
20-year base term ended Jul 6, 2026
Why Medium: A parent in the chain could not be resolved.
Held by Vascular Pathways, Inc.
Filed Sep 25, 2015 as application 14/866,738 · Granted Feb 9, 2021
Base term plus 807 days of patent term adjustment (USPTO delay)
Today
2006
2028
Clock starts
Jul 6, 2006
Jul 6, 2006
Term ends
Sep 20, 2028
Sep 20, 2028
Granted
Feb 9, 2021
Feb 9, 2021
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
807
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 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.
11
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 807 days past its 20-year base term on prosecution delay. 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 Jul 6, 2006, when application PCT/US2006/026671, the earliest non-provisional in its chain, was filed (this one was filed Sep 25, 2015); a parent in its chain could not be resolved (the next row) | Jul 6, 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 | +807 days, USPTO patent term adjustment record | Sep 20, 2028 | 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 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Sep 20, 2028 | Medium confidence |
This family
| US 9,162,037 | In force May 2028 | May 2028 |
| US 8,728,035 | In force Aug 2027 | Aug 2027 |
| US 10,806,906 | In force Feb 2031 | Feb 2031 |
| US 10,912,930 | this patent Sep 2028 | Sep 2028 |
| US 10,220,191 | Term ended Jul 2026 | Jul 2026 |
| US 11,020,571 | Term ended Jul 2026 | Jul 2026 |
| US 11,925,778 | Term ended Jul 2026 | Jul 2026 |
| US 11,577,054 | Term ended Oct 2026 | Oct 2026 |
8 of 11 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.
What's changing
Sep 2028
Term ends Sep 20, 2028. No further fees fall due before then
Note
The 807 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
94
later US patents cite this one
That is top 1% of utility patents granted in 2021 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.