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Efficient Peak-To-Average-Power Reduction for OFDM and MIMO-OFDM

US 10,447,520 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jun 27, 2038 · High confidence

Held by Tybalt, LLC
Filed Jan 31, 2019 as application 16/263,970 · Granted Oct 15, 2019
Base term, 20 years from filing
Today
20 years from filing
2018 2038
Clock starts
Jun 27, 2018
Term ends
Jun 27, 2038
Granted
Oct 15, 2019
base term fee events 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,243,773, to Jun 27, 2038. The term already ends on or before that date, so the cap shortened nothing.
1 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.
11
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 3 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 Jun 27, 2018, when application 16/021,001, the earliest non-provisional in its chain, was filed (this one was filed Jan 31, 2019)Jun 27, 2038High 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 10,243,773)resolves to Jun 27, 2038, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJun 27, 2038High confidence

This family

US 10,637,705In force
Aug 2038
Aug 2038
US 10,243,773In force
Jun 2038
Jun 2038
US 10,447,520this patent
Jun 2038
Jun 2038
US 10,505,774In force
Jun 2038
Jun 2038
US 10,728,074In force
Jun 2038
Jun 2038
US 11,018,918In force
May 2038
May 2038
US 10,985,961In force
Jun 2038
Jun 2038
US 11,196,603In force
Jun 2038
Jun 2038
8 of 11 applications in this family shown, earliest filings first. 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, 2020
Reel 52983, frame 984
Shattil, Steve JGenghiscomm Holdings, LLCAssignment of Assignor's Interest
Mar 3, 2022
Reel 59310, frame 87
Shattil, Steve JGenghiscomm Holdings, LLCAssignment of Assignor's Interest
Mar 3, 2022
Reel 59709, frame 683
Department 13, Inc.Genghiscomm Holdings, LLCAssignment of Assignor's Interest
Mar 6, 2022
Reel 59179, frame 468
Genghiscomm Holdings, LLCTybalt, 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