Term ended Mar 27, 2026 · High confidence
20-year base term ended Mar 11, 2024
Filed Mar 11, 2004 as application 10/798,614 · Granted Feb 2, 2010
Base term plus 746 days of patent term adjustment (USPTO delay)
Today
Term ended Mar 27, 2026
2004
2026
Clock starts
Mar 11, 2004
Mar 11, 2004
Term ended
Mar 27, 2026
Mar 27, 2026
Granted
Feb 2, 2010
Feb 2, 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
746
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.
39
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 746 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 Mar 11, 2004, when this application, 10/798,614, was filed | Mar 11, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +746 days, USPTO patent term adjustment record | Mar 27, 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 | Mar 27, 2026 | High confidence |
This family
| US 7,166,114 | Term ended May 2023 | May 2023 |
| Application 10/655,922 | Abandoned not computed | not computed |
| US 7,392,076 | Term ended Sep 2025 | Sep 2025 |
| US 7,873,400 | In force no later than Dec 2028 | no later than Dec 2028 |
| US 7,567,833 | In force Jul 2027 | Jul 2027 |
| US 7,657,298 | this patent Mar 2026 | Mar 2026 |
| US 7,742,802 | Term ended Oct 2025 | Oct 2025 |
| US 8,290,570 | In force Nov 2029 | Nov 2029 |
8 of 39 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 |
|---|---|---|---|
| Jul 1, 2004 Reel 15522, frame 137 | De La Barrerra, Jose Luis Moctezuma; Wu, Chunwu | Stryker Leibinger GmbH & Co. KG | Assignment of Assignor's Interest |
| Nov 23, 2015 Reel 37152, frame 910 | Stryker Leibinger GmbH & Co. KG | Stryker European Holdings VI, LLC | Nunc Pro Tunc Assignment |
| Nov 23, 2015 Reel 37153, frame 391 | Stryker European Holdings VI, LLC | Stryker European Holdings I, LLC | Nunc Pro Tunc Assignment |
| Jun 7, 2020 Reel 52860, frame 716 | Stryker European Holdings III, LLC | Stryker European Operations Holdings LLC | Change of Name |
| Jun 7, 2020 Reel 52861, frame 1 | Stryker European Holdings I, LLC | Stryker European Holdings III, LLC | Nunc Pro Tunc Assignment |
| Dec 18, 2024 Reel 69730, frame 754 | Stryker European Operations Holdings LLC | Stryker European Operations Holdings LLC | Change of Address |
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 746 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
83
later US patents cite this one
That is top 10% 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.