MagStor Inc.

5 patents currently held · Updated Nov 15, 2026

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

Ending by 2030

Feb 2039

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 Jul 30, 2027
The maintenance fee for Tape drive with a tape roller assembly that includes a roller member and a stop mechanism (US 11,887,625) comes due Jul 30, 2027. Unpaid by Jan 31, 2028, it lapses early.
1 fee due Aug 6, 2027
The maintenance fee for Magnetic tape drive and assembly for a tape drive (US 11,892,961) comes due Aug 6, 2027. Unpaid by Feb 7, 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 5 of 5

Patent	Title	Status	Expires	Confidence
US 11,200,194	Magnetic tape drive In force Term ends Feb 22, 2039 · From the USPTO record	In force	Term ends Feb 22, 2039	From the USPTO record
US 11,892,961	Magnetic tape drive and assembly for a tape drive In force Term ends Feb 22, 2039 · From the USPTO record	In force	Term ends Feb 22, 2039	From the USPTO record
US 12,625,837	Magnetic Tape Drive And Assembly For A Tape Drive In force Ends no later than Mar 16, 2039 · Low confidence	In force	Ends no later than Mar 16, 2039	Low confidence
US 11,887,625	Tape drive with a tape roller assembly that includes a roller member and a stop mechanism In force Term ends Jan 14, 2043 · From the USPTO record	In force	Term ends Jan 14, 2043	From the USPTO record
US 12,511,184	Method and system for diagnosing tape cartridge and tape drive errors at a customer site and a tape cartridge used therein In force Term ends Jun 23, 2043 · From the USPTO record	In force	Term ends Jun 23, 2043	From the USPTO record

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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