Term ends Mar 18, 2031 · High confidence
20-year base term ends Aug 3, 2029
Held by The Yokohama Rubber Co., Ltd.
Filed Aug 3, 2009 as application 12/534,456 · Granted Oct 27, 2015
Base term plus 592 days of patent term adjustment (USPTO delay)
Today
2009
2031
Clock starts
Aug 3, 2009
Aug 3, 2009
Term ends
Mar 18, 2031
Mar 18, 2031
Granted
Oct 27, 2015
Oct 27, 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
592
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
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 592 days past its 20-year base term on prosecution delay. 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 Aug 3, 2009, when this application, 12/534,456, was filed | Aug 3, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +592 days, USPTO patent term adjustment record | Mar 18, 2031 | 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 18, 2031 | High confidence |
This family
| US 9,000,923 | In force Sep 2033 | Sep 2033 |
| US 7,716,977 | Lapsed on the fee record May 2014 | May 2014 |
| US 9,027,611 | In force Feb 2034 | Feb 2034 |
| US 9,168,789 | In force Jun 2030 | Jun 2030 |
| US 8,420,759 | In force Jun 2029 | Jun 2029 |
| US 9,168,791 | this patent Mar 2031 | Mar 2031 |
| US 8,919,403 | In force Jan 2032 | Jan 2032 |
| US 8,312,766 | In force Sep 2029 | Sep 2029 |
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 |
|---|---|---|---|
| Jul 16, 2015 Reel 36106, frame 572 | Neubauer, Robert Anthony; Frank, Maurice Jacob | The Goodyear Tire & Rubber Company | Assignment of Assignor's Interest |
| Jul 17, 2015 Reel 36123, frame 426 | Neubauer, Robert Anthony; Wells, Dale Eugene; Frank, Maurice Jacob | The Goodyear Tire & Rubber Company | Assignment of Assignor's Interest |
| Sep 5, 2025 Reel 72172, frame 986 | The Goodyear Tire & Rubber Company | The Yokohama Rubber Co., Ltd. | 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
Mar 2031
Term ends Mar 18, 2031. Maintenance fees still fall due before then
Note
The 592 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
14
later US patents cite this one
That is above 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.