BeRex Inc.

8 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Apr 2038

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.

1 fee due Sep 10, 2027
The maintenance fee for Radio frequency couplers with high directivity (US 10,587,028) comes due Sep 10, 2027. Unpaid by Mar 10, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.

Showing 1 to 8 of 8

Patent	Title	Status	Expires	Confidence
US 10,165,513	Transmit wake-up architectures in RF front-ends In force Term ends Apr 3, 2038 · From the USPTO record	In force	Term ends Apr 3, 2038	From the USPTO record
US 11,515,852	Logarithmic RMS-detector with servo loop In force Term ends Jul 3, 2038 · From the USPTO record	In force	Term ends Jul 3, 2038	From the USPTO record
US 10,587,028	Radio frequency couplers with high directivity In force Term ends Oct 10, 2038 · From the USPTO record	In force	Term ends Oct 10, 2038	From the USPTO record
US 10,854,596	CMOS RF power limiter and ESD protection circuits In force Term ends Nov 29, 2039 · From the USPTO record	In force	Term ends Nov 29, 2039	From the USPTO record
US 10,778,157	RF power amplifier circuits for constant radiated power and enhanced antenna mismatch sensitivity In force Term ends Dec 12, 2039 · From the USPTO record	In force	Term ends Dec 12, 2039	From the USPTO record
US 11,190,152	Control circuit for a radio frequency power amplifier In force Term ends Apr 21, 2040 · From the USPTO record	In force	Term ends Apr 21, 2040	From the USPTO record
US 11,424,772	Receiver architectures with parametric circuits In force Term ends Oct 11, 2040 · From the USPTO record	In force	Term ends Oct 11, 2040	From the USPTO record
US 12,283,924	RF power amplifier with compensated current and gain from turn-on to end of long burst In force Term ends Sep 3, 2043 · From the USPTO record	In force	Term ends Sep 3, 2043	From the USPTO record

Also on record, not counted in the 8: 3 lapsed for an unpaid fee. List them

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

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Published applications

US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.

1 no status recorded

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