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Systems and Methods for Exploiting Inter-Cell Multiplexing Gain in Wireless Cellular Systems via Distributed Input Distributed Output Technology

US 11,451,281 In force
OverviewFamilySources & methods

Term ends Mar 12, 2033 · High confidence

Held by Rearden, LLC
Filed Nov 21, 2020 as application 17/100,875 · Granted Sep 20, 2022
Base term, 20 years from filing
Today
20 years from filing
2013 2033
Clock starts
Mar 12, 2013
Term ends
Mar 12, 2033
Granted
Sep 20, 2022
base term fee events 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,848,225, to Mar 12, 2033. The term already ends on or before that date, so the cap shortened nothing.
1 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.
8
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 1 of 2 maintenance fees is 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 Mar 12, 2013, when application 13/797,950, the earliest non-provisional in its chain, was filed (this one was filed Nov 21, 2020)Mar 12, 2033High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 10,848,225)resolves to Mar 12, 2033, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 2 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderMar 12, 2033High confidence

This family

US 10,164,698In force
Mar 2034
Mar 2034
Application PCT/US2014/025108PCT application
no patent term
no patent term
US 10,848,225In force
Mar 2033
Mar 2033
US 11,451,281this patent
Mar 2033
Mar 2033
US 11,901,992In force
Mar 2033
Mar 2033
US 12,537,580In force
Mar 2033
Mar 2033
Application 19/415,582Pending
not computed
not computed
Application 19/568,281Pending
not computed
not computed
The applications whose file history this site holds. The family may have others.

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 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