Collateral for a security interest recorded Dec 31, 2024 (Karl Storz SE & Co. KG).
Term ends Apr 1, 2031 · High confidence
20-year base term ends Apr 1, 2031
Held by Asensus Surgical Italia S.R.L.
Filed May 9, 2016 as application 15/149,512 · Granted Apr 9, 2019
Base term, 20 years from filing
Today
2011
2031
Clock starts
Apr 1, 2011
Apr 1, 2011
Term ends
Apr 1, 2031
Apr 1, 2031
Granted
Apr 9, 2019
Apr 9, 2019
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.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
10
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. 2 of 2 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 Apr 1, 2011, when application PCT/IB2011/051397, the earliest non-provisional in its chain, was filed (this one was filed May 9, 2016) | Apr 1, 2031 | 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 | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 1, 2031 | High confidence |
This family
| US 8,916,201 | In force Jul 2030 | Jul 2030 |
| US 9,360,934 | In force Jul 2032 | Jul 2032 |
| US 10,028,917 | Lapsed on the fee record Jul 2026 | Jul 2026 |
| US 10,251,713 | this patent Apr 2031 | Apr 2031 |
| US 11,224,489 | In force Apr 2032 | Apr 2032 |
| US 11,857,278 | In force Apr 2031 | Apr 2031 |
| US 12,544,163 | In force Apr 2031 | Apr 2031 |
7 of 10 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 |
|---|---|---|---|
| Sep 28, 2016 Reel 39874, frame 262 | Sofar S.p.A. | Transenterix Italia S.R.L. | Assignment of Assignor's Interest |
| Sep 28, 2016 Reel 40168, frame 140 | Ruiz Morales, Emilio; Brasset, Damien; Invernizzi, Paolo | Sofar S.p.A. | Assignment of Assignor's Interest |
| Nov 14, 2018 Reel 47536, frame 283 | Transenterix Italia S.R.L. | Transenterix Italia S.R.L. | Assignment Change of Address |
| Nov 27, 2018 Reel 48175, frame 665 | Transenterix Italia S.R.L. | Hercules Capital, Inc. | Security Interest |
| May 24, 2022 Reel 59996, frame 389 | Transenterix Italia S.R.L. | Asensus Surgical Italia S.R.L. | Change of Name |
| Mar 27, 2024 Reel 66925, frame 621 | Hercules Capital, Inc. | Transenterix Italia S.R.L. | Release of Security Interest |
| Oct 28, 2024 Reel 69434, frame 228 | Hercules Capital, Inc. | Transenterix Italia S.R.L. | Release of Security Interest |
| Dec 31, 2024 Reel 69795, frame 381 | Asensus Surgical, Inc.; Asensus Surgical US, Inc.; Asensus Surgical Europe S.À R.L.; Asensus Surgical Italia S.R.L. | Karl Storz SE & Co. KG | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Apr 2031
Term ends Apr 1, 2031. No further fees fall due before then
Citations
46
later US patents cite this one
That is top 5% 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.