Term ended Jul 13, 2026 · Medium confidence
20-year base term ended Oct 31, 2025
Why Medium: A parent in the chain could not be resolved.
Held by Wavetronix LLC
Filed Jul 14, 2009 as application 12/502,965 · Granted Aug 21, 2012
Base term plus 255 days of patent term adjustment (USPTO delay)
Today
Term ended Jul 13, 2026
2005
2026
Clock starts
Oct 31, 2005
Oct 31, 2005
Term ended
Jul 13, 2026
Jul 13, 2026
Granted
Aug 21, 2012
Aug 21, 2012
base term
patent term adjustment
after the term ends
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
255
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.
14
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 255 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 Oct 31, 2005, when application 11/264,339, the earliest non-provisional in its chain, was filed (this one was filed Jul 14, 2009); a parent in its chain could not be resolved (the next row) | Oct 31, 2025 | 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 | +255 days, USPTO patent term adjustment record | Jul 13, 2026 | 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Jul 13, 2026 | Medium confidence |
This family
| US 7,573,400 | In force Feb 2028 | Feb 2028 |
| Application 11/311,103 | Abandoned not computed | not computed |
| Application PCT/US2006/041324 | PCT application no patent term | no patent term |
| US 7,889,097 | In force Oct 2027 | Oct 2027 |
| US 8,248,272 | this patent Jul 2026 | Jul 2026 |
| US 7,889,098 | Term ended Dec 2025 | Dec 2025 |
| US 7,924,170 | Term ended Dec 2025 | Dec 2025 |
| US 8,665,113 | In force May 2028 | May 2028 |
8 of 14 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 29, 2009 Reel 23297, frame 772 | Arnold, David V.; Jarrett, Bryan R.; Karlinsey, Thomas W.; Smith, Ryan L.; Waite, Jonathan L. | Wavetronix | Assignment of Assignor's Interest |
| Oct 6, 2011 Reel 27024, frame 24 | Wavetronix LLC | Dbsi Liquidating Trust, (Successor in Interest to Stellar Technologies, LLC.) | Security Agreement |
| Nov 2, 2015 Reel 36932, frame 950 | Wavetronix LLC | Dbsi Liquidating Trust | Security Interest |
| Jan 13, 2016 Reel 37510, frame 134 | Dbsi Liquidating Trust | Wavetronix LLC | Release of Security Interest |
| Jun 21, 2016 Reel 38975, frame 433 | Arnold, David V.; Jarrett, Bryan R.; Karlinsey, Thomas W.; Smith, Ryan L.; Waite, Jonathan L. | Wavetronix LLC | Nunc Pro Tunc Assignment |
| Dec 19, 2016 Reel 41012, frame 129 | Dbsi Liquidating Trust | Wavetronix LLC | Security Interest |
| Jan 8, 2019 Reel 47935, frame 934 | Wavetronix LLC; Hobble Creek Square LLC; Wavetronix Disc Inc.; Wavetronix Technologies LLC; Wavetronix Rail LLC; The Island Radar Company, LLC; Wavetronix Traffic LLC; Wavetronix LLC (N.V. LLC) | Zions Bancorporation, N.a. | Security Interest |
| Jan 15, 2019 Reel 48072, frame 613 | Wavetronix LLC; Hobble Creek Square LLC; Wavetronix Disc Inc.; Wavetronix Technologies LLC; Wavetronix Rail LLC; The Island Radar Company, LLC; Wavetronix Traffic LLC; Wavetronix LLC (N.V. LLC) | Zions Bancorporation, N.A. Dba Zions First National Bank | Corrective Assignment to Correct the Receiving Party Name Previously Recorded at Reel: 47935 Frame: 934. Assignor(S) Hereby Confirms the Assignment. |
| Aug 10, 2026 Reel 75585, frame 394 | Wavetronix LLC | Wavetronix LLC | Merger |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 255 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 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.