Lapsed Jul 7, 2023 on the fee record · High confidence
20-year base term ended Apr 3, 2026
Second maintenance fee unpaid; grace period ended.
Held by Invuity, Inc.
Filed Mar 26, 2012 as application 13/429,700 · Granted Jul 7, 2015
Base term, 20 years from filing, plus 315 days of patent term adjustment (USPTO delay)
Today
Lapsed Jul 7, 2023
2006
2027
Clock starts
Apr 3, 2006
Apr 3, 2006
No longer in force
Jul 7, 2023
Jul 7, 2023
Granted
Jul 7, 2015
Jul 7, 2015
Term would have run to
Feb 12, 2027
Feb 12, 2027
base term
patent term adjustment
after the term ends
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
315
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
15
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 Feb 12, 2027: its 20-year base term plus 315 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 3, 2006, when application 11/397,446, the earliest non-provisional in its chain, was filed (this one was filed Mar 26, 2012) | Apr 3, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +315 days, USPTO patent term adjustment record | Feb 12, 2027 | 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 | 1 of 2 maintenance fees paid | lapsed Jul 7, 2023 | High confidence |
| Computed term end | The steps above, in order | Jul 7, 2023 | High confidence |
This family
| US 7,510,524 | Term ended Apr 2026 | Apr 2026 |
| Application PCT/US2006/013029 | PCT application no patent term | no patent term |
| US 7,901,353 | In force Dec 2028 | Dec 2028 |
| US 9,005,115 | In force May 2029 | May 2029 |
| US 8,162,824 | Lapsed on the fee record Apr 2024 | Apr 2024 |
| US 8,708,896 | Lapsed on the fee record Apr 2026 | Apr 2026 |
| US 9,072,455 | this patent Jul 2023 | Jul 2023 |
| US 9,504,373 | Term ended Jul 2026 | Jul 2026 |
8 of 15 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 |
|---|---|---|---|
| Jan 22, 2014 Reel 32022, frame 731 | Vayser, Alex; Trauner, Kenneth; Gasson, Jon; Grey, Tom | Spotlight Surgical, Inc. | Assignment of Assignor's Interest |
| Jan 22, 2014 Reel 32113, frame 765 | Spotlight Surgical, Inc. | Invuity, Inc. | Change of Name |
| Feb 28, 2014 Reel 32372, frame 240 | Invuity, Inc. | Healthcare Royalty Partners II, L.P. | Security Agreement |
| Jun 3, 2015 Reel 35819, frame 943 | Invuity, Inc. | Invuity, Inc. | Merger |
| Mar 17, 2017 Reel 42035, frame 801 | Healthcare Royalty Partners II, L.P. | Invuity, Inc. | Release of Security Interest |
| Mar 21, 2017 Reel 42052, frame 834 | Invuity, Inc. | Midcap Financial Trust, As Agent | Security Interest (Revolving Loan) |
| Mar 21, 2017 Reel 42053, frame 284 | Invuity, Inc. | Midcap Financial Trust, As Agent | Security Interest (TERM Loan) |
| Oct 23, 2018 Reel 47719, frame 34 | Midcap Financial Trust, As Agent | Invuity, Inc. | Release of 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 315 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
31
later US patents cite this one
That is top 25% of utility patents granted in 2015 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.