Refined Technologies, Inc.

8 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 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.

1 fee due Sep 3, 2027
The maintenance fee for Petroleum distillates with increased solvency (US 10,577,563) comes due Sep 3, 2027. Unpaid by Mar 3, 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.

Showing 1 to 8 of 8

Patent	Title	Status	Expires	Confidence
US 9,017,488	Process for Removing Hydrocarbons and Noxious Gasses From Reactors and Media-Packed Equipment In force Ends no later than Jun 4, 2029 · Low confidence	In force	Ends no later than Jun 4, 2029	Low confidence
US 8,480,812	Process for removing hydrocarbons and noxious gasses from reactors and media-packed equipment In force Term ends Nov 3, 2030 · From the USPTO record	In force	Term ends Nov 3, 2030	From the USPTO record
US 9,452,941	Pyrophoric iron sulfide treatment using sodium nitrite In force Term ends Mar 24, 2035 · From the USPTO record	In force	Term ends Mar 24, 2035	From the USPTO record
US 9,605,234	Pyrophoric iron sulfide treatment using sodium nitrite In force Term ends Mar 24, 2035 · From the USPTO record	In force	Term ends Mar 24, 2035	From the USPTO record
US 10,577,563	Petroleum distillates with increased solvency In force Term ends Jan 13, 2038 · From the USPTO record	In force	Term ends Jan 13, 2038	From the USPTO record
US 12,018,774	Steam hose with internal liner for chemical cleaning In force Term ends Dec 16, 2040 · From the USPTO record	In force	Term ends Dec 16, 2040	From the USPTO record
US 12,523,430	Integrated Knockout Drum and Heat Exchanger for Use in Cleaning Process In force Term ends Mar 30, 2042 · High confidence	In force	Term ends Mar 30, 2042	High confidence
US 12,600,697	Compositions and Methods for Removal of N-METHYL-2-Pyrrolidone (NMP) Degradation Products and Other Foulants from NMP Purification Systems In force Term ends Jul 14, 2043 · High confidence	In force	Term ends Jul 14, 2043	High confidence

Also on record, not counted in the 8: 3 ended at full term. 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.

2 pending · 6 no status recorded

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