Term ends Apr 4, 2029 · High confidence
20-year base term ends May 23, 2027
Held by Invuity, Inc.
Filed Aug 31, 2011 as application 13/222,376 · Granted Dec 30, 2014
Base term plus 682 days of patent term adjustment (USPTO delay)
Today
2007
2029
Clock starts
May 23, 2007
May 23, 2007
Term ends
Apr 4, 2029
Apr 4, 2029
Granted
Dec 30, 2014
Dec 30, 2014
base term
patent term adjustment
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
682
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.
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 runs 682 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 May 23, 2007, when application 11/805,682, the earliest non-provisional in its chain, was filed (this one was filed Aug 31, 2011) | May 23, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +682 days, USPTO patent term adjustment record | Apr 4, 2029 | 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 | Apr 4, 2029 | High confidence |
This family
| US 8,047,987 | In force Feb 2030 | Feb 2030 |
| US 8,920,316 | this patent Apr 2029 | Apr 2029 |
| US 9,022,929 | In force May 2027 | May 2027 |
| US 9,241,617 | Lapsed on the fee record Jan 2024 | Jan 2024 |
| US 9,877,639 | Lapsed on the fee record Jan 2026 | Jan 2026 |
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 |
|---|---|---|---|
| Feb 28, 2014 Reel 32372, frame 240 | Invuity, Inc. | Healthcare Royalty Partners II, L.P. | Security Agreement |
| Aug 21, 2014 Reel 33582, frame 349 | Grey, Thomas L.; Vayser, Alex; Gasson, Jonathan G. | Spotlight Surgical, Inc. | Assignment of Assignor's Interest |
| Aug 21, 2014 Reel 33587, frame 946 | Spotlight Surgical, Inc. | Invuity, Inc. | Change of Name |
| 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
Apr 2029
Term ends Apr 4, 2029.
Note
The 682 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
13
later US patents cite this one
That is above the median of utility patents granted in 2014 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.