Term ends Feb 5, 2028 · High confidence
20-year base term ended Oct 31, 2025
Held by Wavetronix LLC
Filed Oct 31, 2005 as application 11/264,339 · Granted Aug 11, 2009
Base term plus 827 days of patent term adjustment (USPTO delay)
Today
2005
2028
Clock starts
Oct 31, 2005
Oct 31, 2005
Term ends
Feb 5, 2028
Feb 5, 2028
Granted
Aug 11, 2009
Aug 11, 2009
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
827
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 827 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 Oct 31, 2005, when this application, 11/264,339, was filed | Oct 31, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +827 days, USPTO patent term adjustment record | Feb 5, 2028 | 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 | Feb 5, 2028 | High confidence |
This family
| US 7,573,400 | this patent 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 | Term ended 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 |
|---|---|---|---|
| Jun 15, 2009 Reel 22826, frame 881 | Arnold, David V.; Giles, Bradley C.; Harris, Logan C.; Jarrett, Bryan R.; Karlinsey, Thomas W.; Waite, Jonathan L. | Wavetronix LLC | 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 453 | Dbsi Liquidating Trust | Wavetronix LLC | Release of Security Interest |
| Jun 21, 2016 Reel 38974, frame 535 | Arnold, David V.; Giles, Bradley C.; Harris, Logan C.; Jarrett, Bryan R.; Karlinsey, Thomas W.; 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
Feb 2028
Term ends Feb 5, 2028. No further fees fall due before then
Note
The 827 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
118
later US patents cite this one
That is top 10% of utility patents granted in 2009 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.