Term ends Sep 28, 2030 · High confidence
20-year base term ends Mar 26, 2030
Held by Hitachi Solutions, Ltd.
Filed Mar 26, 2010 as application 12/659,985 · Granted Sep 18, 2012
Base term plus 186 days of patent term adjustment (USPTO delay)
Today
2010
2030
Clock starts
Mar 26, 2010
Mar 26, 2010
Term ends
Sep 28, 2030
Sep 28, 2030
Granted
Sep 18, 2012
Sep 18, 2012
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
186
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 186 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 Mar 26, 2010, when this application, 12/659,985, was filed | Mar 26, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +186 days, USPTO patent term adjustment record | Sep 28, 2030 | 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 | Sep 28, 2030 | 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 |
|---|---|---|---|
| Mar 26, 2010 Reel 24189, frame 430 | Ueki, Satoshi; Tanaka, Teruaki; Deji, Tatsuya; Akamine, Yuuko; Kumagai, Koushiro; Ito, Kenji; Todagishi, Sunao | Hitachi Software Engineering Co., Ltd. | Assignment of Assignor's Interest |
| Jul 27, 2012 Reel 28660, frame 140 | Hitachi Software Engineering Co., Ltd. | Hitachi Solutions, Ltd. | Change of Name |
| Aug 8, 2012 Reel 28753, frame 636 | Hitachi Software Engineering Co., Ltd. | Hitachi Solutions, Ltd. | Corrective Assignment to Correct the Docket Number from SOEP-0004 to HIRA-0322 Previously Recorded on Reel 028660 Frame 0140. Assignor(S) Hereby Confirms the Change of Name. |
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
Sep 2030
Term ends Sep 28, 2030. No further fees fall due before then
Note
The 186 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2012 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.