Collateral for a security interest recorded Jul 29, 2008 (Kaupthing Bank HF).
Term ended Jan 25, 2026 · High confidence
20-year base term ended Dec 21, 2025
Held by Ossur HF
Filed Mar 21, 2007 as application 11/723,604 · Granted Jul 27, 2010
Base term plus 35 days of patent term adjustment (USPTO delay)
Today
Term ended Jan 25, 2026
2005
2026
Clock starts
Dec 21, 2005
Dec 21, 2005
Term ended
Jan 25, 2026
Jan 25, 2026
Granted
Jul 27, 2010
Jul 27, 2010
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
35
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
11
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 35 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 Dec 21, 2005, when application 11/312,337, the earliest non-provisional in its chain, was filed (this one was filed Mar 21, 2007) | Dec 21, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +35 days, USPTO patent term adjustment record | Jan 25, 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 | 3 of 3 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Jan 25, 2026 | High confidence |
This family
| US 7,896,827 | In force Jun 2029 | Jun 2029 |
| US 7,762,973 | this patent Jan 2026 | Jan 2026 |
| Application PCT/US2008/003237 | PCT application no patent term | no patent term |
| US 9,220,622 | Lapsed on the fee record Dec 2023 | Dec 2023 |
| US 8,216,170 | Lapsed on the fee record Jul 2024 | Jul 2024 |
| US 8,425,441 | Lapsed on the fee record Apr 2025 | Apr 2025 |
| US 8,585,623 | Lapsed on the fee record Nov 2025 | Nov 2025 |
| US 8,267,879 | Lapsed on the fee record Sep 2024 | Sep 2024 |
8 of 11 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 21, 2007 Reel 19126, frame 501 | Einarsson, Palmi; Ingimundarson, Arni Thor; Cormier, David | Ossur HF | Assignment of Assignor's Interest |
| Apr 7, 2008 Reel 20768, frame 188 | Ossur HF | Ossur Americas, Inc. | Assignment of Assignor's Interest |
| Jul 9, 2008 Reel 21216, frame 199 | Ossur Americas, Inc. | Ossur HF | Assignment of Assignor's Interest |
| Jul 29, 2008 Reel 21301, frame 599 | Ossur HF | Kaupthing Bank HF | Assignment of Assignor's Interest |
| Feb 25, 2009 Reel 22299, frame 936 | Ossur HF | Kaupthing Bank HF | Corrective Assignment to Correct the Nature of Conveyance from "Assignment of Assignor's Interest" to "Security Agreement." Previously Recorded on Reel 021301 Frame 0599. Assignor(S) Hereby Confirms the Security Agreement. |
| May 18, 2011 Reel 26298, frame 151 | Arion Bank HF | Ossur HF | 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 35 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
248
later US patents cite this one
That is top 5% of utility patents granted in 2010 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.