Term ends Nov 24, 2030 · High confidence
20-year base term ends Jul 31, 2029
Held by Frontgrade Technologies Inc.
Filed Jul 31, 2009 as application 12/533,992 · Granted Sep 4, 2012
Base term plus 481 days of patent term adjustment (USPTO delay)
Today
2009
2030
Clock starts
Jul 31, 2009
Jul 31, 2009
Term ends
Nov 24, 2030
Nov 24, 2030
Granted
Sep 4, 2012
Sep 4, 2012
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
481
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 481 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 Jul 31, 2009, when this application, 12/533,992, was filed | Jul 31, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +481 days, USPTO patent term adjustment record | Nov 24, 2030 | 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 (reinstated) | High confidence |
| Computed term end | The steps above, in order | Nov 24, 2030 | High confidence |
This family
| US 8,259,020 | this patent Nov 2030 | Nov 2030 |
| US 8,890,757 | In force Nov 2030 | Nov 2030 |
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 |
|---|---|---|---|
| Nov 2, 2009 Reel 23459, frame 512 | Macy, David F.; Macy, Timothy E.; Mills, Steven R. | Trivec-Avant Corporation | Assignment of Assignor's Interest |
| Feb 9, 2021 Reel 55204, frame 343 | Trivec-Avant Corporation | Cobham Trivec-Avant Inc. | Change of Name |
| Feb 9, 2021 Reel 55204, frame 346 | Cobham Trivec-Avant Inc. | Cobham Exeter Inc. | Merger |
| Apr 7, 2021 Reel 55847, frame 986 | Trivec-Avant Corporation | Cobham Trivec-Avant Inc. | Change of Name |
| Apr 8, 2021 Reel 55862, frame 668 | Cobham Trivec-Avant Inc. | Cobham Exeter Inc. | Merger |
| May 11, 2022 Reel 59939, frame 965 | Cobham Exeter Inc. | Cobham Advanced Electronic Solutions Inc. | Merger |
| Aug 22, 2022 Reel 60860, frame 613 | Cobham Exeter Inc. | Cobham Advanced Electronic Solutions Inc. | Merger |
| Jan 9, 2023 Reel 62337, frame 939 | Caes Colorado Springs LLC; Cobham Advanced Electronic Solutions Inc. | JPMorgan Chase Bank, N.A., as Collateral Agent | Security Interest |
| Jun 29, 2023 Reel 64177, frame 913 | Cobham Advanced Electronic Solutions Inc. | Frontgrade Technologies Inc. | Change of Name |
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
Nov 2030
Term ends Nov 24, 2030. No further fees fall due before then
Note
The 481 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
10
later US patents cite this one
That is above the median 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.