Synata Bio, Inc.

42 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

Jun 2028

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 Nov 26, 2026
The maintenance fee for Method for Controlling Undesirable Byproducts Formation Caused by Contaminating Organisms in the Production of Ethanol from Syngas (US 9,040,268) comes due Nov 26, 2026. Unpaid by May 26, 2027, it lapses early.
2 fees due Dec 2, 2026
1 fee due Jan 2, 2027
The maintenance fee for Processes for starting up and operating deep tank anaerobic fermentation reactors for making oxygenated organic compound from carbon monoxide and hydrogen (US 10,337,036) comes due Jan 2, 2027. Unpaid by Jul 2, 2027, it lapses early.
1 fee due Feb 6, 2027
The maintenance fee for Processes for Controlling the Concentration of Co-Produced Oxygenated Organics in Anaerobic Fermentation Broths for the Bioconversion of Syngas to Product Oxygenated Organic Compound (US 10,370,685) comes due Feb 6, 2027. Unpaid by Aug 6, 2027, it lapses early.
1 fee due Apr 13, 2027
The maintenance fee for Integrated Processes for Bioconverting Syngas to Oxygenated Organic Compound with Sulfur Supply (US 9,157,100) comes due Apr 13, 2027. Unpaid by Oct 13, 2027, it lapses early.
1 fee due May 10, 2027
The maintenance fee for Sulfur Management for Processes and Control Systems for the Efficient Anaerobic Conversion of Hydrogen and Carbon Oxides to Alcohols (US 9,181,565) comes due May 10, 2027. Unpaid by Nov 10, 2027, it lapses early.
1 fee due Jun 15, 2027
The maintenance fee for Method for Producing C2 Oxygenates by Fermentation Using High Oxidation State Sulfur (US 9,212,375) comes due Jun 15, 2027. Unpaid by Dec 15, 2027, it lapses early.
1 fee due Sep 15, 2027
The maintenance fee for Genes Encoding Key Catalyzing Mechanisms for Ethanol Production From Syngas Fermentation (US 9,284,538) comes due Sep 15, 2027. Unpaid by Mar 15, 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 8,518,691	Horizontal Array Bioreactor for Conversion of Syngas Components to Liquid Products In force Term ends Jun 26, 2028 · High confidence	In force	Term ends Jun 26, 2028	High confidence
US 9,284,538	Genes Encoding Key Catalyzing Mechanisms for Ethanol Production From Syngas Fermentation In force Term ends May 15, 2029 · High confidence	In force	Term ends May 15, 2029	High confidence
US 8,039,239	Recombinant Microorganisms Having Modified Production of Alcohols and Acids In force Term ends Aug 14, 2029 · High confidence	In force	Term ends Aug 14, 2029	High confidence
US 9,045,760	Genes Encoding Key Catalyzing Mechanisms for Ethanol Production from Syngas Fermentation In force Term ends Aug 14, 2029 · High confidence	In force	Term ends Aug 14, 2029	High confidence
US 7,927,513	Method of Treating a Hot Syngas Stream for Conversion to Chemical Products by Removing Ammonia and Cos In force Term ends Oct 27, 2029 · High confidence	In force	Term ends Oct 27, 2029	High confidence
US 8,212,093	Olefin Production from Syngas by an Integrated Biological Conversion Process In force Term ends Jan 10, 2031 · High confidence	In force	Term ends Jan 10, 2031	High confidence
US 8,211,679	Process for Producing Ethanol In force Term ends Jan 18, 2031 · High confidence	In force	Term ends Jan 18, 2031	High confidence
US 8,535,919	Process for Converting Gas Stream Comprising Co, CO2 and H2 to Liquid Products by Fermentation In force Term ends Sep 26, 2031 · High confidence	In force	Term ends Sep 26, 2031	High confidence
US 9,040,268	Method for Controlling Undesirable Byproducts Formation Caused by Contaminating Organisms in the Production of Ethanol from Syngas In force Term ends Sep 27, 2031 · Medium confidence	In force	Term ends Sep 27, 2031	Medium confidence
US 8,486,359	Ammonium Recovery from Waste Water Using CO2 Acidified Absorption Water In force Term ends Oct 11, 2031 · High confidence	In force	Term ends Oct 11, 2031	High confidence

10 of 42 patents shown.

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Pro members: see all 42 patents

Also on record, not counted in the 42: 28 lapsed for an unpaid fee. 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.

3 pending · 2 no status recorded

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