Term ended Jul 21, 2026 · Medium confidence
20-year base term ended Apr 3, 2026
Why Medium: A parent in the chain could not be resolved.
Held by Stryker Corporation
Filed Mar 28, 2014 as application 14/229,528 · Granted Nov 29, 2016
Base term plus 109 days of patent term adjustment (USPTO delay)
Today
Term ended Jul 21, 2026
2006
2026
Clock starts
Apr 3, 2006
Apr 3, 2006
Term ended
Jul 21, 2026
Jul 21, 2026
Granted
Nov 29, 2016
Nov 29, 2016
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
109
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 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.
This patent's term runs 109 days past its 20-year base term on prosecution delay. Confidence: Medium. 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 28, 2014); a parent in its chain could not be resolved (the next row) | Apr 3, 2026 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +109 days, USPTO patent term adjustment record | Jul 21, 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 | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Jul 21, 2026 | Medium 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 | Lapsed on the fee record Jul 2023 | Jul 2023 |
| US 9,504,373 | this patent 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 |
|---|---|---|---|
| Mar 28, 2014 Reel 32555, frame 462 | Vayser, Alex; Trauner, Kenneth B.; Gasson, Jonathan G.; Grey, Thomas L. | Spotlight Surgical, Inc. | Assignment of Assignor's Interest |
| Mar 28, 2014 Reel 32559, frame 923 | Spotlight Surgical, Inc. | Invuity, Inc. | Change of Name |
| Jun 3, 2015 Reel 35819, frame 943 | Invuity, Inc. | Invuity, Inc. | Merger |
| Jul 31, 2015 Reel 36229, frame 990 | Invuity, Inc. | Healthcare Royalty Partners II, L.P. | Security Interest |
| 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 |
| Sep 21, 2026 Reel 76513, frame 803 | Invuity, Inc. | Stryker Corporation | Assignment of Assignor's 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 109 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
32
later US patents cite this one
That is top 25% 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.