Collateral for a security interest recorded Aug 11, 2023 (Keybank National Association).
Term ends Nov 21, 2039 · High confidence
20-year base term ends Nov 21, 2039
Held by Eotech, LLC
Filed Jul 20, 2021 as application 17/380,435 · Granted Sep 6, 2022
Base term, 20 years from filing
Today
2019
2039
Clock starts
Nov 21, 2019
Nov 21, 2019
Term ends
Nov 21, 2039
Nov 21, 2039
Granted
Sep 6, 2022
Sep 6, 2022
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
3
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 is its 20-year base term, with no adjustment for prosecution delay. 1 of 3 maintenance fees is paid so far. 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 Nov 21, 2019, when application 16/690,512, the earliest non-provisional in its chain, was filed (this one was filed Jul 20, 2021) | Nov 21, 2039 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 21, 2039 | High confidence |
This family
| US 11,098,980 | In force Nov 2039 | Nov 2039 |
| Application PCT/US2020/060695 | PCT application no patent term | no patent term |
| US 11,435,162 | this patent Nov 2039 | Nov 2039 |
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 |
|---|---|---|---|
| Jul 20, 2021 Reel 56915, frame 466 | Heath, Anothy; McMillen, Deanna Kay | L3HARRIS Technologies, Inc. | Assignment of Assignor's Interest |
| Jul 20, 2021 Reel 56915, frame 536 | L3HARRIS Technologies, Inc. | L3 Technologies. Inc. | Assignment of Assignor's Interest |
| Jul 20, 2021 Reel 56915, frame 637 | L3 Technologies. Inc. | Eotech, LLC | Assignment of Assignor's Interest |
| Dec 30, 2021 Reel 58600, frame 351 | Eotech, LLC; Hel Technologies, LLC | Blue Torch Finance LLC | Patent Security Agreement |
| Apr 19, 2022 Reel 59725, frame 564 | Eotech, LLC | Blue Torch Finance LLC, as Administrative Agent | Patent Security Agreement |
| Jul 21, 2023 Reel 64356, frame 155 | Blue Torch Finance LLC, as Collateral Agent | Eotech, LLC; Hel Technologies, LLC | Notice of Release of Security Interest in Patent Collateral |
| Jul 21, 2023 reel/frame not recorded | Blue Torch Finance LLC, as Collateral Agent | Eotech, LLC | Notice of Release of Security Interest in Patent Collateral |
| Jul 21, 2023 reel/frame not recorded | Blue Torch Finance LLC, as Collateral Agent | Hel Technologies, LLC | Notice of Release of Security Interest in Patent Collateral |
| Aug 11, 2023 Reel 64571, frame 724 | Eotech, LLC | Keybank National Association, As Administrative 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
Nov 2039
Term ends Nov 21, 2039. Maintenance fees still fall due before then
Citations
5
later US patents cite this one
That is top 25% of utility patents granted in 2022 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.