Lemna Pro Ltd.

13 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 2030

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 10, 2027
The maintenance fee for Apparatus for Fluid Conveyance in a Continuous Loop (US 10,405,506) comes due Mar 10, 2027. Unpaid by Sep 10, 2027, it lapses early.
1 fee due Aug 25, 2027
The maintenance fee for Methods and Systems for Extracting Protein and Carbohydrate Rich Products from a Microcrop and Compositions Thereof (US 10,568,343) comes due Aug 25, 2027. Unpaid by Feb 25, 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 10,405,506	Apparatus for Fluid Conveyance in a Continuous Loop In force Term ends Apr 20, 2030 · Medium confidence	In force	Term ends Apr 20, 2030	Medium confidence
US 9,765,112	Method and system for processing of aquatic species In force Ends no later than Mar 17, 2031 · From the USPTO record	In force	Ends no later than Mar 17, 2031	From the USPTO record
US 11,229,171	Methods of Culturing a Floating Aquatic Species Using an Apparatus for Fluid Conveyance in a Continuous Loop In force Term ends Mar 17, 2031 · Medium confidence	In force	Term ends Mar 17, 2031	Medium confidence
US 8,679,352	Method and system for processing of aquatic species In force Term ends Apr 15, 2031 · From the USPTO record	In force	Term ends Apr 15, 2031	From the USPTO record
US 9,894,856	Cultivation, harvesting and processing of floating aquatic species with high growth rates In force Term ends Jan 17, 2032 · From the USPTO record	In force	Term ends Jan 17, 2032	From the USPTO record
US 11,166,476	Methods and Systems for Extracting Protein and Carbohydrate Rich Products from a Microcrop and Compositions Thereof In force Term ends Jun 10, 2036 · High confidence	In force	Term ends Jun 10, 2036	High confidence
US 12,484,604	Methods and systems for processing a high concentration protein product from a microcrop and compositions thereof In force Term ends Sep 12, 2036 · From the USPTO record	In force	Term ends Sep 12, 2036	From the USPTO record
US 11,452,305	Methods and systems for processing a high-concentration protein product from a microcrop and compositions thereof In force Term ends Dec 2, 2036 · From the USPTO record	In force	Term ends Dec 2, 2036	From the USPTO record
US 11,325,941	Methods and systems for extracting reduced oxalic acid protein from aquatic species and compositions thereof In force Term ends Jan 12, 2037 · From the USPTO record	In force	Term ends Jan 12, 2037	From the USPTO record
US 10,961,326	Methods and systems for extracting a polysaccharide product from a microcrop and compositions thereof In force (reinstated) Term ends Feb 18, 2037 · From the USPTO record	In force (reinstated)	Term ends Feb 18, 2037	From the USPTO record

10 of 13 patents shown.

Pro members see all 13.

Pro members: see all 13 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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