Blue Cube IP LLC

38 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

Aug 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 Feb 11, 2027
The maintenance fee for Curable Compositions (US 9,102,787) comes due Feb 11, 2027. Unpaid by Aug 11, 2027, it lapses early.
1 fee due Mar 17, 2027
The maintenance fee for Epoxy Resin Compositions (US 10,414,854) comes due Mar 17, 2027. Unpaid by Sep 17, 2027, it lapses early.
1 fee due Apr 30, 2027
The maintenance fee for Brine Purification Process (US 11,802,060) comes due Apr 30, 2027. Unpaid by Nov 1, 2027, it lapses early.
1 fee due Jun 24, 2027
The maintenance fee for Processes for preparing halogenated alkanes (US 10,513,478) comes due Jun 24, 2027. Unpaid by Dec 27, 2027, it lapses early.
1 fee due Jul 26, 2027
The maintenance fee for Adduct (US 9,243,088) comes due Jul 26, 2027. Unpaid by Jan 26, 2028, it lapses early.
1 fee due Aug 23, 2027
The maintenance fee for Process for Recovering Divinylarene Dioxides (US 9,266,849) comes due Aug 23, 2027. Unpaid by Feb 23, 2028, it lapses early.
1 fee due Sep 10, 2027
The maintenance fee for High Solids Epoxy Coatings (US 10,584,261) comes due Sep 10, 2027. Unpaid by Mar 10, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

1 of the patents on this record was granted since Aug 16, 2026
4 terms have ended since Aug 16, 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 7,906,690	Batch, Semi-Continuous or Continuous Hydrochlorination of Glycerin with Reduced Volatile Chlorinated Hydrocarbon By-Products and Chloracetone Levels In force Ends no later than Aug 4, 2028 · Medium confidence	In force	Ends no later than Aug 4, 2028	Medium confidence
US 7,910,781	Process for the Conversion of a Crude Glycerol, Crude Mixtures of Naturally Derived Multihydroxylated Aliphatic Hydrocarbons or Esters Thereof to a Chlorohydrin In force Term ends Mar 3, 2029 · High confidence	In force	Term ends Mar 3, 2029	High confidence
US 8,461,286	Process for Manufacturing Liquid Epoxy Resins In force Term ends Jan 3, 2030 · High confidence	In force	Term ends Jan 3, 2030	High confidence
US 8,497,387	Process for Preparing Divinylarene Dioxides In force Term ends Feb 28, 2030 · High confidence	In force	Term ends Feb 28, 2030	High confidence
US 9,605,350	Process and Apparatus for Purification of Industrial Brine In force Term ends Mar 26, 2030 · Medium confidence	In force	Term ends Mar 26, 2030	Medium confidence
US 8,501,034	Process and Apparatus for Purification of Industrial Brine In force Ends no later than Jun 8, 2030 · Medium confidence	In force	Ends no later than Jun 8, 2030	Medium confidence
US 8,697,895	Process for Producing an Oxirane In force Term ends Dec 3, 2030 · High confidence	In force	Term ends Dec 3, 2030	High confidence
US 8,937,145	Epoxy Resin Compositions In force Term ends Mar 3, 2031 · High confidence	In force	Term ends Mar 3, 2031	High confidence
US 9,243,088	Adduct In force Ends no later than Mar 24, 2031 · Medium confidence	In force	Ends no later than Mar 24, 2031	Medium confidence
US 8,927,677	Toughening Agent for Epoxy Resin Compositions In force Term ends Sep 22, 2031 · High confidence	In force	Term ends Sep 22, 2031	High confidence

10 of 38 patents shown.

Pro members see all 38.

Pro members: see all 38 patents

Also on record, not counted in the 38: 6 patents in force now held by others · 154 lapsed for an unpaid fee · 32 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 · 25 abandoned · 23 no status recorded

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