Term ends Oct 14, 2028 · High confidence
20-year base term ends Jul 17, 2028
Held by Audi AG
Filed Jul 17, 2008 as application 12/175,089 · Granted Dec 1, 2015
Base term plus 983 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2008
2028
Clock starts
Jul 17, 2008
Jul 17, 2008
Term ends
Oct 14, 2028
Oct 14, 2028
Granted
Dec 1, 2015
Dec 1, 2015
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
983
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 9,202,375.
2 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 983 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 2 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 17, 2008, when this application, 12/175,089, was filed | Jul 17, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +983 days, USPTO patent term adjustment record | Mar 27, 2031 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,202,375) | capped to Oct 14, 2028 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Oct 14, 2028 | High confidence |
This family
| US 7,467,084 | Lapsed on the fee record Dec 2020 | Dec 2020 |
| Application 10/414,361 | Abandoned not computed | not computed |
| US 7,912,228 | Term ended Oct 2025 | Oct 2025 |
| US 7,725,539 | In force Jan 2027 | Jan 2027 |
| US 8,094,127 | In force Jul 2027 | Jul 2027 |
| US 8,848,938 | Lapsed on the fee record Sep 2026 | Sep 2026 |
| US 9,200,908 | this patent Oct 2028 | Oct 2028 |
| US 9,108,513 | In force Mar 2031 | Mar 2031 |
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 |
|---|---|---|---|
| Dec 1, 2008 Reel 21905, frame 913 | Sampedro Diaz, Luis; Rosario, Daniel | Volkswagen AG | Assignment of Assignor's Interest |
| Jul 22, 2015 Reel 36160, frame 61 | Volkswagen AG | Audi AG | Partial Assignment |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Oct 2028
Term ends Oct 14, 2028. Maintenance fees still fall due before then
Note
The 983 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 9,202,375.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2015 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.