Term ends Mar 20, 2029 · High confidence
20-year base term ends Mar 20, 2029
Held by Cagent Vascular, Inc.
Filed Sep 18, 2009 as application 12/562,511 · Granted Nov 1, 2016
Base term plus 45 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2009
2029
Clock starts
Mar 20, 2009
Mar 20, 2009
Term ends
Mar 20, 2029
Mar 20, 2029
Granted
Nov 1, 2016
Nov 1, 2016
base term
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
45
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 8,323,243.
2 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.
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 runs 45 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 2 of 3 maintenance fees are 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 Mar 20, 2009, when application 12/408,035, the earliest non-provisional in its chain, was filed (this one was filed Sep 18, 2009) | Mar 20, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +45 days, USPTO patent term adjustment record | May 4, 2029 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,323,243) | capped to Mar 20, 2029 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 20, 2029 | High confidence |
This family
| US 8,323,243 | In force Mar 2029 | Mar 2029 |
| US 9,480,826 | this patent Mar 2029 | Mar 2029 |
| US 9,393,386 | In force Nov 2029 | Nov 2029 |
| US 11,166,742 | In force Mar 2029 | Mar 2029 |
| US 11,141,573 | In force Jun 2029 | Jun 2029 |
| US 11,219,750 | In force Mar 2029 | Mar 2029 |
| US 11,229,777 | In force Mar 2029 | Mar 2029 |
| US 12,232,760 | In force Jun 2029 | Jun 2029 |
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 |
|---|---|---|---|
| Jul 28, 2011 Reel 26671, frame 543 | Schneider, Peter; Giasolli, Robert | Innovasc LLC | Assignment of Assignor's Interest |
| Aug 22, 2014 Reel 33595, frame 764 | Innovasc LLC | Cagent Vascular, LLC | Assignment of Assignor's Interest |
| Aug 10, 2021 Reel 57156, frame 597 | Cagent Vascular, LLC | Cagent Vascular, Inc. | Change of Name |
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 2029
Term ends Mar 20, 2029. Maintenance fees still fall due before then
Note
The 45 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 8,323,243.
Citations
132
later US patents cite this one
That is top 5% of utility patents granted in 2016 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.