Collateral for a security interest recorded Jan 12, 2016 (Toronto Dominion (Texas) LLC).
Term ends Jan 16, 2027 · High confidence
20-year base term ended Jun 13, 2026
Filed Jun 13, 2006 as application 11/452,189 · Granted Mar 17, 2009
Base term plus 217 days of patent term adjustment (USPTO delay)
Today
2006
2027
Clock starts
Jun 13, 2006
Jun 13, 2006
Term ends
Jan 16, 2027
Jan 16, 2027
Granted
Mar 17, 2009
Mar 17, 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
217
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 217 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 13, 2006, when this application, 11/452,189, was filed | Jun 13, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +217 days, USPTO patent term adjustment record | Jan 16, 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 16, 2027 | High confidence |
This family
| Application 60/690,034 | Provisional application no patent term | no patent term |
| US 7,503,890 | this patent Jan 2027 | Jan 2027 |
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 |
|---|---|---|---|
| Oct 6, 2006 Reel 18360, frame 475 | Kubicsko, Stephen | Tvi Corporation | Assignment of Assignor's Interest |
| Oct 24, 2006 Reel 18425, frame 782 | Cooper, Peter J | Tvi Corporation | Assignment of Assignor's Interest |
| Nov 14, 2006 Reel 18517, frame 273 | Buchanan, John | Tvi Corporation | Assignment of Assignor's Interest |
| Feb 26, 2007 Reel 18972, frame 493 | Tvi Corporation | Branch Banking and Trust Company | Assignment of Assignor's Interest |
| Apr 12, 2010 Reel 24218, frame 424 | Tvi Corporation; Capa Manufacturing Corporation; Safety Tech International, Inc.; Signature Special Event Services, Inc. | Immediate Response Technologies | Merger |
| Feb 25, 2014 Reel 32332, frame 375 | Immediate Response Technologies, Inc. | Immediate Response Technologies, LLC | Assignment of Assignor's Interest |
| Mar 7, 2014 Reel 32410, frame 173 | Immediate Response Technologies, LLC | BFG Investment Holdings, LLC | Security Agreement |
| Oct 9, 2015 Reel 36827, frame 574 | Branch Banking and Trust Company | Tvi Corporation | Release of Patent Security Interest at Reel/Frame: 18972/0493 |
| Oct 9, 2015 Reel 36827, frame 580 | BFG Investment Holdings, LLC | Immediate Response Technologies, LLC | Release of Patent Security Interest at Reel/Frame: 32410/0173 |
| Jan 12, 2016 Reel 37463, frame 213 | Immediate Response Technologies, LLC | Toronto Dominion (Texas) LLC | Security Interest |
| Dec 2, 2024 Reel 69456, frame 785 | Airboss Defense Group, LLC | Great Rock Capital Partners, LLC | Security Interest |
| Dec 4, 2024 Reel 69484, frame 759 | Airboss Defense Group, LLC | The Toronto-dominion Bank, As Agent | Security 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 16, 2027. No further fees fall due before then
Note
The 217 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
33
later US patents cite this one
That is top 25% 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.