Lapsed May 6, 2018 on the fee record · Medium confidence
20-year base term ends Nov 14, 2026
Why Medium: A parent in the chain could not be resolved.
First maintenance fee unpaid; grace period ended.
Filed Oct 12, 2010 as application 12/902,389 · Granted May 6, 2014
Base term, 20 years from filing
Today
Lapsed May 6, 2018
2006
2026
Clock starts
Nov 14, 2006
Nov 14, 2006
No longer in force
May 6, 2018
May 6, 2018
Granted
May 6, 2014
May 6, 2014
Term would have run to
Nov 14, 2026
Nov 14, 2026
base term
after the term ends
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
0 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.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Nov 14, 2026: its 20-year base term, with no adjustment for prosecution delay. Confidence: Medium. 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 Nov 14, 2006, when application PCT/JP2006/322659, the earliest non-provisional in its chain, was filed (this one was filed Oct 12, 2010); a parent in its chain could not be resolved (the next row) | Nov 14, 2026 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | None on file | no change | 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 | 0 of 3 maintenance fees paid | lapsed May 6, 2018 | High confidence |
| Computed term end | The steps above, in order | May 6, 2018 | Medium confidence |
This family
| US 8,128,934 | Term ended Nov 2026 | Nov 2026 |
| US 8,716,230 | this patent May 2018 | May 2018 |
2 of 3 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 |
|---|---|---|---|
| Sep 18, 2012 Reel 28977, frame 496 | Medical Therapies Limited | Cellmid Limited | Change of Name |
| Jan 31, 2013 Reel 29730, frame 539 | Cellmid Limited | Ribomic Inc. | Assignment of Assignor's Interest |
| Oct 31, 2014 Reel 34081, frame 566 | Ribomic Inc. | National University Corporation Nagoya University | 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.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2014 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.