Term ends Nov 21, 2039 · High confidence
20-year base term ends Nov 21, 2039
Held by L3HARRIS Technologies, Inc. and L3 Technologies, Inc.
Filed Nov 21, 2019 as application 16/690,512 · Granted Aug 24, 2021
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
Aug 24, 2021
Aug 24, 2021
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 this application, 16/690,512, was filed | 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 | this patent Nov 2039 | Nov 2039 |
| Application PCT/US2020/060695 | PCT application no patent term | no patent term |
| US 11,435,162 | In force 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 |
|---|---|---|---|
| Nov 22, 2019 Reel 51085, frame 327 | Heath, Anthony; McMillen, Deanna Kay | L3HARRIS Technologies, Inc. | Assignment of Assignor's Interest |
| Jul 28, 2020 Reel 53324, frame 849 | L3HARRIS Technologies, Inc. | L3 Technologies, Inc. | Assignment of Assignor's Interest |
| Aug 6, 2020 Reel 53417, frame 817 | L3 Technologies, Inc. | Eotech, LLC | Assignment of Assignor's Interest |
| Aug 19, 2020 Reel 53543, frame 563 | Eotech, LLC | Pnc Bank, National Association | Security Interest |
| Aug 26, 2020 Reel 53605, frame 138 | Eotech, LLC | Merion Investment Partners III, L.P. | Security Interest |
| Dec 23, 2021 Reel 58474, frame 744 | Merion Investment Partners III, L.P | Eotech, LLC | Release of Security Interest |
| Dec 30, 2021 Reel 58600, frame 351 | Eotech, LLC; Hel Technologies, LLC | Blue Torch Finance LLC | Patent Security Agreement |
| Apr 12, 2022 Reel 59569, frame 380 | Pnc Bank, National Association | Eotech, LLC | Release of Security Interest |
| 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 |
| Mar 26, 2024 Reel 66903, frame 390 | L3HARRIS Technologies, Inc. | L3HARRIS Technologies, Inc. | Assignment of Assignor's Interest |
| Mar 26, 2024 Reel 66904, frame 67 | L3HARRIS Technologies, Inc. | L3 Technologies, Inc. | Assignment of Assignor's 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.
What's changing
Nov 2039
Term ends Nov 21, 2039. Maintenance fees still fall due before then
Citations
24
later US patents cite this one
That is top 10% of utility patents granted in 2021 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.