Tosoh Bioscience LLC

17 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

Oct 2027

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 Dec 30, 2026
The maintenance fee for Valve Block Assembly (US 9,068,662) comes due Dec 30, 2026. Unpaid by Jun 30, 2027, it lapses early.
1 fee due Jan 18, 2027
The maintenance fee for High-Flow Fluid Valve Block (US 11,703,133) comes due Jan 18, 2027. Unpaid by Jul 19, 2027, it lapses early.
1 fee due Feb 27, 2027
The maintenance fee for High-Flow Fluid Valve Block (US 10,393,276) comes due Feb 27, 2027. Unpaid by Aug 27, 2027, it lapses early.
2 fees due Apr 3 to 22, 2027 · next Apr 3

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 7,544,293	Novel Valve and Process for Interrupted Continuous Flow Chromatography In force Term ends Oct 4, 2027 · High confidence	In force	Term ends Oct 4, 2027	High confidence
US 8,590,567	Valve Block Assembly In force Term ends Aug 20, 2028 · High confidence	In force	Term ends Aug 20, 2028	High confidence
US 9,068,662	Valve Block Assembly In force Term ends Aug 20, 2028 · High confidence	In force	Term ends Aug 20, 2028	High confidence
US 7,806,137	Control System for Simulated Moving Bed Chromatography In force Term ends Oct 7, 2028 · High confidence	In force	Term ends Oct 7, 2028	High confidence
US 7,790,040	Continuous Isocratic Affinity Chromatography In force Term ends Dec 3, 2028 · High confidence	In force	Term ends Dec 3, 2028	High confidence
US 8,196,603	Valve Block Assembly In force Term ends Feb 18, 2031 · High confidence	In force	Term ends Feb 18, 2031	High confidence
US 8,807,164	Valve Module And Methods For Simulated Moving Bed Chromatography In force Term ends Dec 12, 2031 · High confidence	In force	Term ends Dec 12, 2031	High confidence
US 8,636,259	Adjustable carriage holder for support apparatus In force Term ends Apr 25, 2032 · From the USPTO record	In force	Term ends Apr 25, 2032	From the USPTO record
US 10,393,276	High-Flow Fluid Valve Block In force Term ends Dec 10, 2034 · High confidence	In force	Term ends Dec 10, 2034	High confidence
US 11,054,045	High-Flow Fluid Valve Block In force Term ends Dec 10, 2034 · Low confidence	In force	Term ends Dec 10, 2034	Low confidence

10 of 17 patents shown.

Pro members see all 17.

Pro members: see all 17 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.