Nirrin Technologies, Inc.

10 patents currently held · Updated Nov 14, 2026

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

Recorded under 2 name spellings.

Ending by 2030

Feb 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.

1 fee due Mar 29, 2027
The maintenance fee for Optical cell with disposable fluid cartridge (US 9,146,189) comes due Mar 29, 2027. Unpaid by Sep 29, 2027, 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 10 of 10

Patent	Title	Status	Expires	Confidence
US 9,146,189	Optical cell with disposable fluid cartridge In force Term ends Feb 26, 2035 · From the USPTO record	In force	Term ends Feb 26, 2035	From the USPTO record
US 9,360,422	Near-infrared optical probe and associated disposable sheath In force Term ends May 12, 2035 · From the USPTO record	In force	Term ends May 12, 2035	From the USPTO record
US 9,404,072	Near-infrared optical interfaces for disposable bioprocessing vessels In force Term ends May 12, 2035 · From the USPTO record	In force	Term ends May 12, 2035	From the USPTO record
US 9,540,701	Apparatus and method for automated process monitoring and control with near infrared spectroscopy In force Term ends Jun 20, 2035 · From the USPTO record	In force	Term ends Jun 20, 2035	From the USPTO record
US 12,222,279	Flow cell device and bioreactor product monitoring system and method In force Term ends Mar 16, 2040 · High confidence	In force	Term ends Mar 16, 2040	High confidence
US 11,499,903	In-situ probe In force Term ends Sep 23, 2040 · From the USPTO record	In force	Term ends Sep 23, 2040	From the USPTO record
US 12,492,994	Fabry perot interferometry for measuring cell viability In force Term ends Nov 11, 2040 · From the USPTO record	In force	Term ends Nov 11, 2040	From the USPTO record
US 12,031,908	Fabry Perot interferometry for measuring cell viability In force Term ends Sep 4, 2041 · From the USPTO record	In force	Term ends Sep 4, 2041	From the USPTO record
US 12,546,795	Method, system, and sensor device for monitoring foam in vessel In force Term ends Jul 15, 2044 · High confidence	In force	Term ends Jul 15, 2044	High confidence
US 12,663,378	3-D Printed Probes for Bioprocesses In force Term ends Jan 23, 2045 · High confidence	In force	Term ends Jan 23, 2045	High confidence

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.

7 pending · 1 no status recorded

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