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Electrodialysis Process and Bipolar Membrane Electrodialysis Devices for Silica Removal

US 12,263,446 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jun 24, 2040 · High confidence

Held by Texopco, LLC
Filed Feb 10, 2023 as application 18/108,098 · Granted Apr 1, 2025
Base term, 20 years from filing
Today
20 years from filing
2020 2040
Clock starts
Jun 24, 2020
Term ends
Jun 24, 2040
Granted
Apr 1, 2025
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.
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.
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 20-year base term, with no adjustment for prosecution delay. 0 of 3 maintenance fees are 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 Jun 24, 2020, when application 16/911,056, the earliest non-provisional in its chain, was filed (this one was filed Feb 10, 2023)Jun 24, 2040High 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 paidIn forceHigh confidence
Computed term endThe steps above, in orderJun 24, 2040High confidence

This family

US 11,577,202In force
Jun 2041
Jun 2041
US 12,263,446this patent
Jun 2040
Jun 2040
Application 19/067,355Pending
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
Sep 14, 2023
Reel 64903, frame 181
Magna Imperio Systems Corp.Mis IP Holdings, LLCAssignment of Assignor's Interest
Sep 14, 2023
Reel 64907, frame 869
Demeter, EthanMagna Imperio Systems Corp.Assignment of Assignor's Interest
Oct 31, 2023
Reel 65408, frame 340
Mis IP Holdings, LLCAcp Post Oak Credit I LLCSecurity Interest
Aug 27, 2024
Reel 68411, frame 863
Magna Imperio Systems CorporationTexopco LLCAssignment of Assignor's Interest
Jan 31, 2025
Reel 70072, frame 150
Mis IP Holdings, LLCTexopco, LLCAssignment of Assignor's 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