Term ends Jun 4, 2027 · High confidence
20-year base term ended Oct 6, 2025
Filed May 15, 2007 as application 11/664,781 · Granted Aug 10, 2010
Base term plus 606 days of patent term adjustment (USPTO delay)
Today
2005
2027
Clock starts
Oct 6, 2005
Oct 6, 2005
Term ends
Jun 4, 2027
Jun 4, 2027
Granted
Aug 10, 2010
Aug 10, 2010
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
606
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.
23
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 606 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Oct 6, 2005, when application PCT/CH2005/000587, the earliest non-provisional in its chain, was filed (this one was filed May 15, 2007) | Oct 6, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +606 days, USPTO patent term adjustment record | Jun 4, 2027 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Jun 4, 2027 | High confidence |
This family
| US 6,474,690 | Lapsed on the fee record Nov 2014 | Nov 2014 |
| US 6,530,600 | Term ended no later than May 2019 | no later than May 2019 |
| US 6,505,856 | Term ended May 2019 | May 2019 |
| US 6,440,029 | Lapsed on the fee record Aug 2014 | Aug 2014 |
| US 6,935,292 | Term ended Mar 2022 | Mar 2022 |
| US 6,776,254 | Lapsed on the fee record Aug 2016 | Aug 2016 |
| Application 10/487,903 | Abandoned not computed | not computed |
| US 7,543,488 | Lapsed on the fee record Jun 2021 | Jun 2021 |
8 of 23 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 |
|---|---|---|---|
| May 15, 2007 Reel 19368, frame 638 | Kenez, Peter; Staudenmann, Christian; Waibel, Gerhard; Allguer, Rene | Thyssenkrupp Presta AG, a Corp. of Liechtenstein | 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
Jun 2027
Term ends Jun 4, 2027. No further fees fall due before then
Note
The 606 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
3
later US patents cite this one
That is below the median 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.