Collateral for a security interest recorded Dec 31, 2024 (Karl Storz SE & Co. KG).
Term ends Jul 8, 2031 · High confidence
20-year base term ended Apr 20, 2026
Held by Asensus Surgical Europe S.À.R.L.
Filed Oct 18, 2007 as application 11/874,534 · Granted Mar 29, 2016
Base term plus 1905 days of patent term adjustment (USPTO delay)
Today
2006
2031
Clock starts
Apr 20, 2006
Apr 20, 2006
Term ends
Jul 8, 2031
Jul 8, 2031
Granted
Mar 29, 2016
Mar 29, 2016
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
1,905
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
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 runs 1905 days past its 20-year base term on prosecution delay. 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 Apr 20, 2006, when application PCT/IL2006/000478, the earliest non-provisional in its chain, was filed (this one was filed Oct 18, 2007) | Apr 20, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1905 days, USPTO patent term adjustment record | Jul 8, 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 8, 2031 | High confidence |
This family
| US 9,295,379 | this patent Jul 2031 | Jul 2031 |
| US 8,414,475 | In force Jun 2028 | Jun 2028 |
| US 8,388,516 | Term ended Apr 2026 | Apr 2026 |
| US 9,943,372 | In force Jan 2027 | Jan 2027 |
| US 10,456,202 | Term ended Apr 2026 | Apr 2026 |
| US 10,456,010 | In force Dec 2026 | Dec 2026 |
| US 10,603,110 | In force Dec 2026 | Dec 2026 |
| US 11,877,721 | Term ended Apr 2026 | Apr 2026 |
8 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 |
|---|---|---|---|
| Oct 18, 2007 Reel 19983, frame 539 | Sholev, Mordehai | M.S.T. Medical Surgery Technologies Ltd. | Assignment of Assignor's Interest |
| Jan 4, 2019 Reel 47900, frame 275 | Sholev, Mordehai | M.S.T. Medical Surgery Technologies Ltd. | Assignment of Assignor's Interest |
| Jan 10, 2019 Reel 47947, frame 438 | M.S.T. Medical Surgery Technologies Ltd. | Transenterix Europe, S.a.r.l. | Assignment of Assignor's Interest |
| Apr 1, 2024 Reel 66959, frame 274 | Transenterix Europe S.À.R.L. | Asensus Surgical Europe S.À.R.L. | Change of Name |
| 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jul 2031
Term ends Jul 8, 2031. Maintenance fees still fall due before then
Note
The 1905 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
73
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.