Refining Technology Solutions, LLC

14 patents currently held · Updated Nov 14, 2026

6 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

Feb 2029

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.

2 fees due Mar 22, 2027
1 fee due Jun 15, 2027
The maintenance fee for Liquid-Full Hydrotreating and Selective Ring Opening Processes (US 9,212,323) comes due Jun 15, 2027. Unpaid by Dec 15, 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.

Patent	Title	Status	Expires	Confidence
US 8,084,655	Catalytic Process for Converting Renewable Resources into Paraffins for Use as Diesel Blending Stocks In force Ends no later than Feb 10, 2029 · Medium confidence	In force	Ends no later than Feb 10, 2029	Medium confidence
US 8,119,847	Catalytic Process for Converting Renewable Resources into Paraffins for Use as Diesel Blending Stocks In force Term ends Mar 30, 2029 · High confidence	In force	Term ends Mar 30, 2029	High confidence
US 9,212,323	Liquid-Full Hydrotreating and Selective Ring Opening Processes In force Term ends Feb 11, 2031 · High confidence	In force	Term ends Feb 11, 2031	High confidence
US 9,139,782	Targeted Pretreatment and Selective Ring Opening in Liquid-Full Reactors In force Term ends Feb 19, 2032 · Medium confidence	In force	Term ends Feb 19, 2032	Medium confidence
US 10,144,882	Hydroprocessing of Heavy Hydrocarbon Feeds in Liquid-Full Reactors In force Term ends Feb 19, 2032 · Medium confidence	In force	Term ends Feb 19, 2032	Medium confidence
US 8,926,826	Liquid-Full Hydroprocessing to Improve Sulfur Removal Using One or More Liquid Recycle Streams In force Term ends Jul 15, 2032 · High confidence	In force	Term ends Jul 15, 2032	High confidence
US 9,365,781	Process for Direct Hydrogen Injection in Liquid Full Hydroprocessing Reactors In force Term ends Jul 29, 2032 · High confidence	In force	Term ends Jul 29, 2032	High confidence
US 8,894,838	Hydroprocessing Process Using Uneven Catalyst Volume Distribution Among Catalyst Beds in Liquid-Full Reactors In force Ends no later than Oct 1, 2032 · Medium confidence	In force	Ends no later than Oct 1, 2032	Medium confidence
US 8,721,871	Hydroprocessing Light Cycle Oil in Liquid-Full Reactors In force Term ends Nov 6, 2032 · High confidence	In force	Term ends Nov 6, 2032	High confidence
US 9,139,783	Hydroprocessing Light Cycle Oil in Liquid-Full Reactors In force Term ends Jan 29, 2033 · High confidence	In force	Term ends Jan 29, 2033	High confidence

10 of 14 patents shown.

Pro members see all 14.

Pro members: see all 14 patents

Also on record, not counted in the 14: 6 patents in force now held by others · 2 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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