Spogen Biotech Inc.

31 patents currently held · Updated Nov 15, 2026

9 more in force are now held by other companies

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

Ending by 2030

Mar 2034

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 Jan 16, 2027
The maintenance fee for Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants, and Immobilizing Bacillus Spores on Plants (US 10,349,660) comes due Jan 16, 2027. Unpaid by Jul 16, 2027, it lapses early.
1 fee due Mar 10, 2027
The maintenance fee for Fusion Proteins, Recombinant Bacteria, and Methods for Using Recombinant Bacteria (US 10,407,472) comes due Mar 10, 2027. Unpaid by Sep 10, 2027, it lapses early.
1 fee due Apr 1, 2027
The maintenance fee for Herbicide-Detoxifying Enzymes and Uses Thereof (US 10,428,347) comes due Apr 1, 2027. Unpaid by Oct 1, 2027, it lapses early.
1 fee due Jul 30, 2027
The maintenance fee for Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants, and Immobilizing Bacillus Spores on Plants (US 11,882,829) comes due Jul 30, 2027. Unpaid by Jan 31, 2028, it lapses early.
4 fees due Aug 11 to 20, 2027 · next Aug 11

Which patents, and when each one lapses · Pro

Recent changes

1 of the patents on this record was granted since Aug 17, 2026

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 9,392,796	Plant Growth-Promoting Bacteria and Methods of Use In force Term ends Mar 14, 2034 · High confidence	In force	Term ends Mar 14, 2034	High confidence
US 9,573,980	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants from Pathogens, and Immobilizing Bacillus Spores on Plant Roots In force Term ends Mar 14, 2034 · High confidence	In force	Term ends Mar 14, 2034	High confidence
US 10,555,534	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants from Pathogens, and Immobilizing Bacillus Spores on Plant Roots In force Term ends Mar 14, 2034 · High confidence	In force	Term ends Mar 14, 2034	High confidence
US 11,134,681	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants from Pathogens, and Immobilizing Bacillus Spores on Plant Roots In force Term ends Mar 14, 2034 · Low confidence	In force	Term ends Mar 14, 2034	Low confidence
US 9,850,289	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants, and Immobilizing Bacillus Spores on Plants In force Term ends Mar 17, 2034 · High confidence	In force	Term ends Mar 17, 2034	High confidence
US 10,349,660	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants, and Immobilizing Bacillus Spores on Plants In force Term ends Mar 17, 2034 · Medium confidence	In force	Term ends Mar 17, 2034	Medium confidence
US 10,779,542	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants, and Immobilizing Bacillus Spores on Plants In force Term ends Mar 17, 2034 · Medium confidence	In force	Term ends Mar 17, 2034	Medium confidence
US 10,092,009	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants from Pathogens, and Immobilizing Bacillus Spores on Plant Roots In force Term ends May 5, 2034 · High confidence	In force	Term ends May 5, 2034	High confidence
US 11,882,829	Fusion Proteins and Methods for Stimulating Plant Growth, Protecting Plants, and Immobilizing Bacillus Spores on Plants In force Term ends Apr 9, 2035 · Medium confidence	In force	Term ends Apr 9, 2035	Medium confidence
US 9,845,342	Fusion Proteins, Recombinant Bacteria, and Methods for Using Recombinant Bacteria In force Term ends Sep 17, 2035 · High confidence	In force	Term ends Sep 17, 2035	High confidence

10 of 31 patents shown.

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Pro members: see all 31 patents

Also on record, not counted in the 31: 9 patents in force now held by others. 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.

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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.

21 pending · 9 abandoned · 1 no status recorded

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