The Patent Finder
US

Stacking Stool

US D990,901 In force
OverviewAssignmentsSources & methods

Also listed on School Specialty LLC, an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Jul 4, 2038 · High confidence

Filed Nov 4, 2020 as application 29/757,224 · Granted Jul 4, 2023
Base term, 15 years from grant
Today
15 years from grant
2023 2038
Clock starts
Jul 4, 2023
Term ends
Jul 4, 2038
base term 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
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.

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 Jul 4, 2023Jul 4, 2038High 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 orderJul 4, 2038High confidence

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
Mar 17, 2021
Reel 55631, frame 453
School Specialty, LLCTCW Asset Management Company LLCSecurity Interest
Mar 17, 2021
Reel 55631, frame 667
School Specialty, LLCPnc Bank, National AssociationSecurity Interest
Apr 20, 2021
Reel 57177, frame 382
Reicks, Amanda; Hewitt, MartinSchool Specialty, LLCAssignment of Assignor's Interest
Aug 3, 2026
Reel 75496, frame 98
School Specialty, LLCAffordable Interior Systems, Inc.Assignment of Assignor's Interest
Aug 8, 2026
Reel 76162, frame 920
Pnc Bank, National AssociationSchool Specialty, LLCPartial Release of Intellectual Property Security Agreement
Aug 8, 2026
Reel 76163, frame 782
TCW Asset Management Company LLCSchool Specialty, LLCPartial Release of Intellectual Property Security Agreement

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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited