Term ended no later than Oct 5, 2026 · Medium confidence
20-year base term ended Nov 14, 2025
Nov 14, 2005
Oct 5, 2026
Sep 11, 2012
This patent's term runs 325 days past its 20-year base term on prosecution delay. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. All three maintenance fees were paid, so no fee lapse ended it. Confidence: Medium. from the record
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Nov 14, 2005, when application 11/272,029, the earliest non-provisional in its chain, was filed (this one was filed Nov 26, 2008) | Nov 14, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +325 days, USPTO patent term adjustment record | Oct 5, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer on file (approved), reference document not resolved | no cap applied, and none guessed | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | no later than Oct 5, 2026 | Medium confidence |
This family
| US 7,715,877 | In force no later than Jan 2028 | no later than Jan 2028 |
| US 7,715,880 | In force no later than Feb 2027 | no later than Feb 2027 |
| US 7,738,924 | In force no later than Jul 2027 | no later than Jul 2027 |
| US 7,715,878 | In force no later than Jan 2027 | no later than Jan 2027 |
| US 7,715,879 | In force no later than Jan 2027 | no later than Jan 2027 |
| US 8,265,700 | this patent no later than Oct 2026 | no later than Oct 2026 |
Assignments
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Feb 23, 2012 Reel 27754, frame 754 | 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.
What's changing
A terminal disclaimer is on file (approved) and its reference document is not resolved. A disclaimer would cap the term earlier than Oct 5, 2026. We will not guess the cap.