Collateral for a security interest recorded Oct 19, 2018 (Wells Fargo Bank, National Association).
Term ended Nov 14, 2023 · High confidence
20-year base term ended Oct 25, 2022
Filed Jun 2, 2004 as application 10/858,385 · Granted Jan 8, 2008
Base term plus 385 days of patent term adjustment (USPTO delay)
Today
Term ended Nov 14, 2023
2002
2026
Clock starts
Oct 25, 2002
Oct 25, 2002
Term ended
Nov 14, 2023
Nov 14, 2023
Granted
Jan 8, 2008
Jan 8, 2008
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
385
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.
44
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 385 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 25, 2002, when application 10/280,469, the earliest non-provisional in its chain, was filed (this one was filed Jun 2, 2004) | Oct 25, 2022 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +385 days, USPTO patent term adjustment record | Nov 14, 2023 | 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 | Nov 14, 2023 | High confidence |
This family
| US 7,107,729 | Term ended Nov 2021 | Nov 2021 |
| US 6,761,201 | Term ended Oct 2022 | Oct 2022 |
| US 7,891,153 | Lapsed on the fee record Feb 2019 | Feb 2019 |
| US 7,316,759 | this patent Nov 2023 | Nov 2023 |
| Application 11/013,700 | Abandoned not computed | not computed |
| US 8,281,527 | Term ended no later than Nov 2022 | no later than Nov 2022 |
| Application 11/303,992 | Abandoned not computed | not computed |
| US 7,891,154 | Lapsed on the fee record Feb 2019 | Feb 2019 |
8 of 44 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 2, 2004 Reel 15443, frame 320 | Truseal Technologies, Inc. | Afg Industries, Inc. | Assignment of Assignor's Interest |
| Jun 2, 2004 Reel 15443, frame 340 | Pelcarsky, Tom; Pelcarsky, Wayne; Ackerman, Jason | Truseal Technologies, Inc. | Assignment of Assignor's Interest |
| Sep 27, 2007 Reel 19885, frame 260 | Afg Industries, Inc. | AGC Flat Glass North America, Inc. | Change of Name |
| Oct 19, 2018 Reel 47232, frame 487 | Quanex Ig Systems, Inc. | Wells Fargo Bank, National Association, 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
Note
The 385 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2008 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.