Term ends Jun 12, 2044 · High confidence
20-year base term ends Jul 7, 2042
Held by Surmodicsst, Incorporated
Filed Jul 7, 2022 as application 17/811,115 · Granted Oct 14, 2025
Base term plus 706 days of patent term adjustment (USPTO delay)
Today
2022
2044
Clock starts
Jul 7, 2022
Jul 7, 2022
Term ends
Jun 12, 2044
Jun 12, 2044
Granted
Oct 14, 2025
Oct 14, 2025
base term
patent term adjustment
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
706
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 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.
2
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 706 days past its 20-year base term on prosecution delay. 0 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 Jul 7, 2022, when this application, 17/811,115, was filed | Jul 7, 2042 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +706 days, USPTO patent term adjustment record | Jun 12, 2044 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 12, 2044 | High confidence |
This family
| US 12,440,607 | this patent Jun 2044 | Jun 2044 |
| Application 19/329,731 | Pending not computed | not computed |
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 21, 2022 Reel 60577, frame 631 | Long, Tyler Richard | Biocoat, Inc. | Assignment of Assignor's Interest |
| Oct 4, 2022 Reel 61686, frame 870 | Long, Tyler Richard | Biocoat, Incorporated | Corrective Assignment to Correct the the Assignee Name Previously Recorded at Reel: 060577 Frame: 0631. Assignor(S) Hereby Confirms the Assignment. |
| Nov 1, 2022 Reel 61609, frame 774 | Biocoat, Incorporated | BMO Harris Bank N.A., as Collateral Agent | Security Interest |
| Nov 1, 2022 Reel 61615, frame 577 | Biocoat, Incorporated | Alter Domus (US) LLC | Security Interest |
| Nov 23, 2025 Reel 73768, frame 342 | Alter Domus (US) LLC | Biocoat, Incorporated | Release of Security Interest Recorded at 061615/0577 |
| Nov 23, 2025 Reel 73768, frame 769 | BMO Bank N.A. (F/K/A BMO Harris Bank N.A.) | Biocoat, Incorporated | Release of Security Interest Recorded at Reel/Frame 061609/0774 |
| Jan 6, 2026 Reel 73381, frame 915 | Biocoat, Incorporated | Integer Augusta Technologies LLC | Assignment of Assignor's Interest |
| Jan 12, 2026 Reel 74329, frame 875 | Integer Augusta Technologies LLC | Integer Hydrophilic Technologies LLC | Change of Name |
| Feb 3, 2026 Reel 73675, frame 456 | Integer Hydrophilic Technologies LLC | Wells Fargo Bank, National Association, as Administrative Agent | Security Interest |
| Mar 5, 2026 Reel 75046, frame 105 | Biocoat, Incorporated | Surmodicsst, Incorporated | Change of Name |
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
Jun 2044
Term ends Jun 12, 2044. Maintenance fees still fall due before then
Note
The 706 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
Fewer than half of the utility patents granted in 2025 in our data have been cited yet, so we show the count and do not rank on it.
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.