Apogee Semiconductor, Inc.

20 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 2035

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.

2 fees due Apr 10 to 17, 2027 · next Apr 10
2 fees due Jun 19, 2027
1 fee due Jul 2, 2027
The maintenance fee for Devices and methods for compact radiation-hardened integrated circuits (US 11,862,724) comes due Jul 2, 2027. Unpaid by Jan 3, 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.

Patent	Title	Status	Expires	Confidence
US 9,569,583	Method and system for computer-aided design of radiation-hardened integrated circuits In force Term ends Apr 7, 2035 · From the USPTO record	In force	Term ends Apr 7, 2035	From the USPTO record
US 9,779,203	Method and system for computer-aided design of radiation-hardened integrated circuits In force Term ends Apr 7, 2035 · From the USPTO record	In force	Term ends Apr 7, 2035	From the USPTO record
US 10,242,151	Method and system for computer-aided design of radiation-hardened integrated circuits In force Term ends Jun 10, 2035 · From the USPTO record	In force	Term ends Jun 10, 2035	From the USPTO record
US 9,559,883	Power efficient digital wireless transmitter and method of operation thereof In force Term ends Nov 13, 2035 · From the USPTO record	In force	Term ends Nov 13, 2035	From the USPTO record
US 10,770,342	Devices and methods for radiation hardening integrated circuits using shallow trench isolation In force Term ends Dec 23, 2038 · From the USPTO record	In force	Term ends Dec 23, 2038	From the USPTO record
US 10,950,489	Devices and methods for radiation hardening integrated circuits using shallow trench isolation In force Term ends Dec 23, 2038 · From the USPTO record	In force	Term ends Dec 23, 2038	From the USPTO record
US 11,847,084	Circuits and methods for enabling redundancy in an electronic system employing cold-sparing In force Term ends Mar 6, 2041 · From the USPTO record	In force	Term ends Mar 6, 2041	From the USPTO record
US 11,726,943	Circuits and methods for enabling redundancy in an electronic system employing cold-sparing In force Term ends Aug 29, 2041 · High confidence	In force	Term ends Aug 29, 2041	High confidence
US 11,784,250	Devices and methods for compact radiation-hardened integrated circuits In force Term ends Feb 2, 2043 · From the USPTO record	In force	Term ends Feb 2, 2043	From the USPTO record
US 11,862,724	Devices and methods for compact radiation-hardened integrated circuits In force Term ends Feb 2, 2043 · From the USPTO record	In force	Term ends Feb 2, 2043	From the USPTO record

10 of 20 patents shown.

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Pro members: see all 20 patents

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

Every application published under this name has become a patent.