The Patent Finder
US

Active Safety Suspension System

US 12,583,440 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Sep 10, 2025 (Acadia Woods Partners, LLC).

Term ends Jun 9, 2035 · Medium confidence

Why Medium: A parent in the chain could not be resolved.

Filed Jun 28, 2024 as application 18/757,635 · Granted Mar 24, 2026
Base term plus 69 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2015 2035
Clock starts
Apr 1, 2015
Term ends
Jun 9, 2035
Granted
Mar 24, 2026
base term patent term adjustment 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
69
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. 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.

This patent's term runs 69 days past its 20-year base term on prosecution delay. 0 of 2 maintenance fees are paid so far. Confidence: Medium. 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 Apr 1, 2015, when application PCT/US2015/023951, the earliest non-provisional in its chain, was filed (this one was filed Jun 28, 2024); a parent in its chain could not be resolved (the next row)Apr 1, 2035High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+69 days, USPTO patent term adjustment recordJun 9, 2035High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 2 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJun 9, 2035Medium confidence

This family

Application PCT/US2015/023951PCT application
no patent term
no patent term
US 10,377,371In force
Apr 2035
Apr 2035
US 11,142,186In force
May 2035
May 2035
US 11,760,339In force
Apr 2035
Apr 2035
US 12,060,056In force
Apr 2035
Apr 2035
US 12,583,440this patent
Jun 2035
Jun 2035
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
Jun 18, 2025
Reel 71654, frame 930
Anderson, Zackary Martin; Giovanardi, Marco; Tucker, Clive; Ekchian, Jack A.Levant Power CorporationAssignment of Assignor's Interest
Jun 18, 2025
Reel 71654, frame 938
Levant Power CorporationClearMotion, Inc.Change of Name
Sep 10, 2025
Reel 72836, frame 921
ClearMotion Acquisition I LLC; ClearMotion, Inc.Acadia Woods Partners, LLCSecurity Interest
Jun 30, 2026
Reel 76013, frame 523
ClearMotion, Inc.; ClearMotion Acquisition I LLCAcadia Woods Partners, LLC, as Collateral AgentAmended and Restated Patent Security Agreement

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