Term ends Jun 14, 2030 · High confidence
20-year base term ends Aug 31, 2027
Filed Aug 31, 2007 as application 11/896,355 · Granted Jul 10, 2012
Base term plus 1018 days of patent term adjustment (USPTO delay)
Today
2007
2030
Clock starts
Aug 31, 2007
Aug 31, 2007
Term ends
Jun 14, 2030
Jun 14, 2030
Granted
Jul 10, 2012
Jul 10, 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
1,018
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.
29
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 1018 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 Aug 31, 2007, when this application, 11/896,355, was filed | Aug 31, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1018 days, USPTO patent term adjustment record | Jun 14, 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 | Jun 14, 2030 | High confidence |
This family
| US 6,909,879 | Lapsed on the fee record Jun 2017 | Jun 2017 |
| US 7,013,145 | Lapsed on the fee record Mar 2018 | Mar 2018 |
| US 7,489,690 | Term ended Oct 2026 | Oct 2026 |
| US 8,355,413 | Lapsed on the fee record Jan 2021 | Jan 2021 |
| US 7,907,578 | Lapsed on the fee record Mar 2023 | Mar 2023 |
| Application PCT/US2006/023872 | PCT application no patent term | no patent term |
| US 7,984,130 | Lapsed on the fee record Jul 2023 | Jul 2023 |
| US 8,244,209 | Lapsed on the fee record Aug 2024 | Aug 2024 |
8 of 29 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 |
|---|---|---|---|
| Aug 31, 2007 Reel 19819, frame 535 | Bao, Derek Hongwei; Chiang, David | Cellco Partnership (D/B/A Verizon Wireless) | Assignment of Assignor's Interest |
| Sep 10, 2008 Reel 21509, frame 805 | Bao, Derek Hongwei, MR.; Chiang, David, MR. | Cellco Partnership D/B/A Verizon Wireless | Nunc Pro Tunc 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jun 2030
Term ends Jun 14, 2030. No further fees fall due before then
Note
The 1018 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
194
later US patents cite this one
That is top 5% 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.