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US D1,015,573 In force
OverviewFamilyAssignmentsSources & methods

Term ends Feb 20, 2039 · High confidence

Filed Jul 14, 2021 as application 29/799,372 · Granted Feb 20, 2024
Base term, 15 years from grant
Today
15 years from grant
2024 2039
Clock starts
Feb 20, 2024
Term ends
Feb 20, 2039
base term 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.
15 years from grant
Base term
No maintenance fees are payable on this kind of patent.
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 base term, 15 years from grant, with no adjustment for prosecution delay. No maintenance fees are payable on this kind of patent. 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, 15 years from grantGranted Feb 20, 2024Feb 20, 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
Computed term endThe steps above, in orderFeb 20, 2039High confidence

This family

US D1,015,573this patent
Feb 2039
Feb 2039
Application 17/545,435Abandoned
not computed
not computed
US D1,101,202In force
Nov 2040
Nov 2040
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
Jul 14, 2021
Reel 56848, frame 928
Karau, William H.Pavestone, LLCAssignment of Assignor's Interest
Mar 18, 2022
Reel 59314, frame 234
Pavestone, LLCWells Fargo Bank, N.A., as AgentSecurity Interest
Mar 23, 2022
Reel 59479, frame 437
United States Pipe and Foundry Company, LLC; Griffin Pipe Products Co., LLC; Custom Fab, Inc.; Bio Clean Environmental Services, Inc.; Modular Wetland Systems, Inc.; Forterra Pipe & Precast, LLC; Forterra Concrete Products, Inc.; Forterra Precast Concepts, LLC; Best Block, LLC; Pavestone, LLC; Contech Engineered Solutions LLC; Keystone Retaining Wall Systems LLCWells Fargo Bank, National Association, as AgentPatent Security Agreement (ABL)
Feb 10, 2025
Reel 70168, frame 221
Pavestone, LLCWells Fargo Bank, National AssociationSecurity Interest
Feb 10, 2025
Reel 70170, frame 919
Best Block, LLC; Contech Engineered Solutions LLC; Custom Building Products, LLC; Forterra Concrete Products, LLC; Forterra Pipe & Precast, LLC; Keystone Retaining Wall Systems LLC; Pavestone, LLC; The Quikrete Companies, LLC; United States Pipe and Foundry Company, LLC; Usp Holdings, LLCU.S. Bank Trust Company, National AssociationPatent Security Agreement
Feb 12, 2025
Reel 70203, frame 158
Summit Materials, Inc.; Contech Engineered Solutions LLC; Keystone Retaining Wall Systems LLC; Pavestone, LLC; United States Pipe and Foundry Company LLCWells Fargo Bank, National Association, as AgentPatent Security Agreement
Jul 15, 2025
Reel 71931, frame 588
Pavestone, LLCPavestone, LLCEntity Conversion - De to Ga

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center

No maintenance fees are payable on this kind of patent, so the record carries no fee events.

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