Collateral for a security interest recorded Nov 20, 2023 (Potrero Lender LLC).
Term ends Mar 7, 2032 · High confidence
20-year base term ends Mar 7, 2032
Held by Potrero Medical, Inc.
Filed Mar 7, 2012 as application 13/414,011 · Granted May 23, 2017
Base term, 20 years from filing
Today
2012
2032
Clock starts
Mar 7, 2012
Mar 7, 2012
Term ends
Mar 7, 2032
Mar 7, 2032
Granted
May 23, 2017
May 23, 2017
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,662,058, to Mar 7, 2032. The term already ends on or before that date, so the cap shortened nothing.
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.
5
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 7, 2012, when this application, 13/414,011, was filed | Mar 7, 2032 | 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 | Disclaimer resolved from the filed document (refs US 9,662,058) | resolves to Mar 7, 2032, no earlier than this term, so no change | 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 7, 2032 | High confidence |
This family
| US 9,655,555 | this patent Mar 2032 | Mar 2032 |
| US 11,241,179 | In force May 2033 | May 2033 |
| US 11,963,773 | In force Nov 2032 | Nov 2032 |
| US 12,507,929 | In force Mar 2032 | Mar 2032 |
| Application 19/415,306 | Pending not computed | not computed |
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 |
|---|---|---|---|
| Oct 16, 2012 Reel 29139, frame 810 | Burnett, Daniel R.; Lee, Greg J.; O'connor, Richard W.; Mensh, Brett | Theranova, LLC | Assignment of Assignor's Interest |
| Oct 21, 2016 Reel 40084, frame 586 | Theranova, LLC | Potrero Medical, Inc. | Assignment of Assignor's Interest |
| Nov 20, 2023 Reel 65620, frame 104 | Potrero Medical, Inc., | Potrero Lender LLC | Security 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.
What's changing
Mar 2032
Term ends Mar 7, 2032. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,662,058, ends no earlier than this term, so it caps nothing.
Citations
124
later US patents cite this one
That is top 5% of utility patents granted in 2017 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.