The Patent Finder

Monolith Semiconductor Inc.

19 patents currently held · Updated Nov 14, 2026
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Recorded under 2 name spellings.

0
Ending by 2030
Apr 2034
Next term end

When these terms end

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 Jan 23, 2027
  • 1 fee due Jun 15, 2027
    The maintenance fee for High Voltage MOSFET Devices and Methods of Making the Devices (US 9,214,572) comes due Jun 15, 2027. Unpaid by Dec 15, 2027, it lapses early.
  • 1 fee due Oct 14, 2027
    The maintenance fee for Metal oxide semiconductor (MOS) controlled devices and methods of making the same (US 10,622,472) comes due Oct 14, 2027. Unpaid by Apr 14, 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.
PatentTitleStatus Expires Confidence
US 8,994,118Semiconductor Devices Comprising Getter Layers and Methods of Making and Using the Same
In force
 · Medium confidence
In forceMedium confidence
US 9,035,395Semiconductor Devices Comprising Getter Layers and Methods of Making and Using the Same
In force
 · High confidence
In forceHigh confidence
US 9,425,153Semiconductor devices comprising getter layers and methods of making and using the same
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,620,428Semiconductor devices comprising getter layers and methods of making and using the same
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,315,845Semiconductor devices comprising getter layers and methods of making and using the same
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,214,572High Voltage MOSFET Devices and Methods of Making the Devices
In force
 · High confidence
In forceHigh confidence
US 9,853,147High Voltage MOSFET Devices and Methods of Making the Devices
In force
 · High confidence
In forceHigh confidence
US 9,991,376High Voltage MOSFET Devices and Methods of Making the Devices
In force
 · High confidence
In forceHigh confidence
US 10,361,302High voltage MOSFET devices and methods of making the devices
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,692,999High voltage MOSFET devices and methods of making the devices
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 19 patents shown.
Pro members see all 19.
Pro members: see all 19 patents
Also on record, not counted in the 19: 1 patent in force now held by others · 1 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.

Published applications

Every application published under this name has become a patent.

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