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System Having Drum Discharge Outlet Sensors and Method of Characterizing Fresh Concrete Delivery Using Same

US 11,420,357 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Sep 30, 2026 (Oha Agency LLC).

Lapsed Aug 23, 2026 on the fee record · High confidence

First maintenance fee unpaid; grace period ended.

Filed Sep 29, 2020 as application 17/043,062 · Granted Aug 23, 2022
Base term, 20 years from filing
Today
Lapsed Aug 23, 2026
2019 2039
Clock starts
May 2, 2019
No longer in force
Aug 23, 2026
Granted
Aug 23, 2022
Term would have run to
May 2, 2039
base term after the term ends 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.
0 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.
6
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

Its term would have run to May 2, 2039: its 20-year base term, with no adjustment for prosecution delay. 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 2, 2019, when application PCT/US2019/030312, the earliest non-provisional in its chain, was filed (this one was filed Sep 29, 2020)May 2, 2039High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 3 maintenance fees paidlapsed Aug 23, 2026High confidence
Computed term endThe steps above, in orderAug 23, 2026High confidence

This family

Application PCT/US2019/017036PCT application
no patent term
no patent term
Application PCT/US2019/030312PCT application
no patent term
no patent term
US 11,402,312In force
Feb 2039
Feb 2039
US 11,420,357this patent
Aug 2026
Aug 2026
Application PCT/US2022/025567PCT application
no patent term
no patent term
Application 18/565,821Abandoned
not computed
not computed
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
Oct 8, 2020
Reel 54005, frame 533
Beaupré, DenisCommand Alkon IncorporatedAssignment of Assignor's Interest
Sep 30, 2026
Reel 76215, frame 710
Command Alkon IncorporatedOha Agency LLC, as Collateral 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited