Also listed on Schaeffler KG, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends May 10, 2027 · High confidence
20-year base term ended Oct 14, 2025
Held by GKN Driveline Deutschland GmbH and Schaeffler KG
Filed Nov 2, 2007 as application 11/667,621 · Granted Nov 2, 2010
Base term plus 573 days of patent term adjustment (USPTO delay)
Today
2005
2027
Clock starts
Oct 14, 2005
Oct 14, 2005
Term ends
May 10, 2027
May 10, 2027
Granted
Nov 2, 2010
Nov 2, 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
573
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.
This patent's term runs 573 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 14, 2005, when application PCT/EP2005/011059, the earliest non-provisional in its chain, was filed (this one was filed Nov 2, 2007) | Oct 14, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +573 days, USPTO patent term adjustment record | May 10, 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 | May 10, 2027 | High confidence |
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 |
|---|---|---|---|
| Dec 5, 2007 Reel 20198, frame 789 | Cermak, Herbert, DR.; Springer, Alfred; Masur, Ernst; Niebling, Peter | GKN Driveline Deutschland GmbH; Schaeffler KG | Assignment of Assignor's Interest |
| Dec 5, 2007 reel/frame not recorded | Masur, Ernst; Niebling, Peter; Cermak, Herbert, DR.; Springer, Alfred | GKN Driveline Deutschland GmbH | Assignment of Assignor's Interest |
| Dec 5, 2007 reel/frame not recorded | Masur, Ernst; Niebling, Peter; Cermak, Herbert, DR.; Springer, Alfred | Schaeffler KG | Assignment of Assignor's Interest |
| Oct 28, 2008 Reel 21746, frame 868 | Cermak, Herbert, DR.; Springer, Alfred; Masur, Ernst; Niebling, Peter | GKN Driveline Deutschland GmbH; Schaeffler KG | Corrective Assignment to Correct the State/Country: Germany the State/Country Should Read Germany and Not German Democratic Republic Previously Recorded on Reel 020198 Frame 0789. Assignor(S) Hereby Confirms the State/Country: German Democratic Republic. |
| Oct 28, 2008 reel/frame not recorded | Masur, Ernst; Niebling, Peter; Cermak, Herbert, DR.; Springer, Alfred | GKN Driveline Deutschland GmbH | Corrective Assignment to Correct the State/Country: Germany the State/Country Should Read Germany and Not German Democratic Republic Previously Recorded on Reel 020198 Frame 0789. Assignor(S) Hereby Confirms the State/Country: German Democratic Republic. |
| Oct 28, 2008 reel/frame not recorded | Masur, Ernst; Niebling, Peter; Cermak, Herbert, DR.; Springer, Alfred | Schaeffler KG | Corrective Assignment to Correct the State/Country: Germany the State/Country Should Read Germany and Not German Democratic Republic Previously Recorded on Reel 020198 Frame 0789. Assignor(S) Hereby Confirms the State/Country: German Democratic Republic. |
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
May 2027
Term ends May 10, 2027. No further fees fall due before then
Note
The 573 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
5
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.