Collateral for a security interest recorded Jan 19, 2024 (Ew Healthcare Partners, L.P.).
Lapsed May 28, 2023 on the fee record · High confidence
20-year base term ended Apr 28, 2026
First maintenance fee unpaid; grace period ended.
Held by Venus Concept Inc.
Filed Jul 21, 2016 as application 15/216,005 · Granted May 28, 2019
Base term, 20 years from filing, plus 233 days of patent term adjustment (USPTO delay)
Today
Lapsed May 28, 2023
2006
2026
Clock starts
Apr 28, 2006
Apr 28, 2006
No longer in force
May 28, 2023
May 28, 2023
Granted
May 28, 2019
May 28, 2019
Term would have run to
Dec 17, 2026
Dec 17, 2026
base term
patent term adjustment
after the term ends
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
233
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 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.
5
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Dec 17, 2026: its 20-year base term plus 233 days of term adjustment for prosecution delay. 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 28, 2006, when application 11/380,907, the earliest non-provisional in its chain, was filed (this one was filed Jul 21, 2016) | Apr 28, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +233 days, USPTO patent term adjustment record | Dec 17, 2026 | 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 | 0 of 1 maintenance fees paid | lapsed May 28, 2023 | High confidence |
| Computed term end | The steps above, in order | May 28, 2023 | High confidence |
This family
| US 7,962,192 | In force Oct 2027 | Oct 2027 |
| US 8,690,894 | Term ended Apr 2026 | Apr 2026 |
| US 9,526,581 | In force Mar 2027 | Mar 2027 |
| US 10,299,871 | this patent May 2023 | May 2023 |
| US 10,327,850 | Lapsed on the fee record Jun 2023 | Jun 2023 |
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, 2016 Reel 39285, frame 559 | Zingaretti, Gabriele; McCollum, James W.; Caddes, Donald E.; Gildenberg, Philip L.; Bodduluri, Mohan | Restoration Robotics | Assignment of Assignor's Interest |
| May 10, 2018 Reel 46125, frame 518 | Restoration Robotics, Inc. | Solar Capital Ltd. | Short-Form Patent Security Agreement |
| Nov 7, 2019 Reel 50965, frame 765 | Solar Capital Ltd. | Restoration Robotics, Inc. | Release of Security Interest |
| Nov 7, 2019 Reel 50966, frame 741 | Solar Capital Ltd. | Restoration Robotics, Inc. | Termination of Patent Security Agreement |
| Dec 2, 2019 Reel 51156, frame 892 | Venus Concept Inc. | Madryn Health Partners, LP | Security Interest |
| Oct 7, 2021 Reel 57843, frame 981 | Restoration Robotics, Inc. | Venus Concept Inc. | Change of Name |
| Oct 13, 2021 Reel 57788, frame 712 | Restoration Robotics, Inc. | Venus Concept Inc. | Change of Name |
| Jan 19, 2024 Reel 66354, frame 565 | Venus Concept Inc. | Ew Healthcare Partners, L.p. | 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
Note
The 233 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
20
later US patents cite this one
That is top 25% 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.