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US

Enhanced Vision Systems and Methods

US 11,410,419 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Jul 22, 2021 (L3 Technologies, Inc.).

Term ends Sep 18, 2039 · High confidence

Held by Eotech, LLC
Filed Jan 21, 2019 as application 16/319,446 · Granted Aug 9, 2022
Base term plus 867 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2017 2039
Clock starts
May 4, 2017
Term ends
Sep 18, 2039
Granted
Aug 9, 2022
base term patent term adjustment fee events Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
867
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
5
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 867 days past its 20-year base term on 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts May 4, 2017, when application PCT/US2017/031151, the earliest non-provisional in its chain, was filed (this one was filed Jan 21, 2019)May 4, 2037High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+867 days, USPTO patent term adjustment recordSep 18, 2039High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderSep 18, 2039High confidence

This family

Application PCT/US2017/031151PCT application
no patent term
no patent term
US 11,410,419this patent
Sep 2039
Sep 2039
US 11,676,377In force
May 2037
May 2037
US 12,046,035In force
May 2037
May 2037
US 12,705,886In force
May 2037
May 2037
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.
RecordedAssignorAssigneeConveyance
Aug 13, 2019
Reel 50039, frame 231
Burnsed, Jon; Styonavich, Stephen; Iosue, MichaelL-3 Communications Corporation-Insight Technology DivisionAssignment of Assignor's Interest
Aug 6, 2020
Reel 53417, frame 817
L3 Technologies, Inc.Eotech, LLCAssignment of Assignor's Interest
Aug 19, 2020
Reel 53543, frame 563
Eotech, LLCPnc Bank, National AssociationSecurity Interest
Aug 26, 2020
Reel 53605, frame 138
Eotech, LLCMerion Investment Partners III, L.P.Security Interest
Jul 22, 2021
Reel 57246, frame 748
L3 Technologies, Inc.L3 Technologies, Inc.Declaration of Patent Application Owner Under Mpep §323.01(C) Regarding Assignment(S) and Security Interest(S) Improperly Recorded by Another Person Against Owner's Patent Application
Dec 23, 2021
Reel 58474, frame 744
Merion Investment Partners III, L.PEotech, LLCRelease of Security Interest
Dec 30, 2021
Reel 58600, frame 351
Eotech, LLC; Hel Technologies, LLCBlue Torch Finance LLCPatent Security Agreement
Apr 12, 2022
Reel 59569, frame 380
Pnc Bank, National AssociationEotech, LLCRelease of Security Interest
Apr 19, 2022
Reel 59725, frame 564
Eotech, LLCBlue Torch Finance LLC, as Administrative AgentPatent Security Agreement
Apr 25, 2022
Reel 59790, frame 991
Eotech, LLCEotech, LLCDeclaration Under 323.01(C) to Correct an Error in a Previously Recorded Document That Erroneously Affects the Identified Application
Jul 21, 2023
Reel 64356, frame 155
Blue Torch Finance LLC, as Collateral AgentEotech, LLC; Hel Technologies, LLCNotice of Release of Security Interest in Patent Collateral
Jul 21, 2023
reel/frame not recorded
Blue Torch Finance LLC, as Collateral AgentEotech, LLCNotice of Release of Security Interest in Patent Collateral
Jul 21, 2023
reel/frame not recorded
Blue Torch Finance LLC, as Collateral AgentHel Technologies, LLCNotice of Release of Security Interest in Patent Collateral
Aug 11, 2023
Reel 64571, frame 724
Eotech, LLCKeybank National Association, As Administrative AgentSecurity 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.

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