Term ends Jan 7, 2027 · High confidence
20-year base term ended Jun 28, 2025
Held by Hera Wireless S.A.
Filed Jun 28, 2005 as application 11/167,577 · Granted Nov 8, 2011
USPTO first gave this application the numbers US 7,907,507 and US 7,957,255 and withdrew each before it issued. Those numbers now lead here.
Base term plus 558 days of patent term adjustment (USPTO delay)
Today
2005
2027
Clock starts
Jun 28, 2005
Jun 28, 2005
Term ends
Jan 7, 2027
Jan 7, 2027
Granted
Nov 8, 2011
Nov 8, 2011
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
558
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.
2
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 558 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 Jun 28, 2005, when this application, 11/167,577, was filed | Jun 28, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +558 days, USPTO patent term adjustment record | Jan 7, 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 | Jan 7, 2027 | High confidence |
This family
| US 8,054,739 | this patent Jan 2027 | Jan 2027 |
| US 8,446,812 | Term ended Nov 2025 | Nov 2025 |
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 |
|---|---|---|---|
| Aug 30, 2005 Reel 16932, frame 348 | Nakao, Seigo; Tanaka, Yasuhiro; Higashida, Nobuo | Sanyo Electric Co., Ltd.; NTT Data Sanyo System Corporation | Assignment of Assignor's Interest |
| Aug 30, 2005 reel/frame not recorded | Higashida, Nobuo; Nakao, Seigo; Tanaka, Yasuhiro | Sanyo Electric Co., Ltd. | Assignment of Assignor's Interest |
| Aug 30, 2005 reel/frame not recorded | Higashida, Nobuo; Nakao, Seigo; Tanaka, Yasuhiro | NTT Data Sanyo System Corporation | Assignment of Assignor's Interest |
| Jun 30, 2011 Reel 26532, frame 35 | Sanyo IT Solutions Co., Ltd. | Sanyo Electric Co., Ltd. | Assignment of Assignor's Interest |
| Jun 30, 2011 Reel 26533, frame 775 | NTT Data Sanyo System Corporation | Sanyo IT Solutions Co., Ltd. | Change of Name |
| Dec 20, 2012 Reel 29507, frame 315 | Sanyo Electric Co., Ltd. | Hera Wireless S.A. | 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
Jan 2027
Term ends Jan 7, 2027. No further fees fall due before then
Note
The 558 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
51
later US patents cite this one
That is top 25% of utility patents granted in 2011 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.