Allumax Tti, LLC

37 patents currently held · Updated Nov 14, 2026

1 more in force is now held by another company

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

Ending by 2030

May 2027

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 Apr 17, 2027
The maintenance fee for Temperature Insensitive Dielectric Constant Garnets (US 11,787,703) comes due Apr 17, 2027. Unpaid by Oct 18, 2027, it lapses early.
3 fees due May 14 to 21, 2027 · next May 14
2 fees due Sep 5 to 30, 2027 · next Sep 5
1 fee due Oct 16, 2027
The maintenance fee for Modified Barium Tungstate for Co-Firing (US 11,958,778) comes due Oct 16, 2027. Unpaid by Apr 17, 2028, it lapses early.
2 fees due Nov 3 to 7, 2027 · next Nov 3

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 7,875,567	Materials Comprising Barium Zirconate and Methods for Manufacturing Thereof In force Term ends May 10, 2027 · High confidence	In force	Term ends May 10, 2027	High confidence
US 7,936,231	Circulator/Isolator Housing with Inserts In force Term ends Sep 21, 2027 · High confidence	In force	Term ends Sep 21, 2027	High confidence
US 7,633,424	Wide Temperature Range Dielectric Absorber In force Term ends Sep 24, 2027 · High confidence	In force	Term ends Sep 24, 2027	High confidence
US 7,772,937	Circulator/Isolator Housing with Inserts In force Term ends Oct 12, 2027 · High confidence	In force	Term ends Oct 12, 2027	High confidence
US 7,572,748	Materials Comprising Barium Zirconate and Methods for Manufacturing Thereof In force Term ends Nov 29, 2027 · High confidence	In force	Term ends Nov 29, 2027	High confidence
US 7,534,290	Corrosion Resistant Thermal Barrier Coating Material In force Term ends Jan 24, 2028 · High confidence	In force	Term ends Jan 24, 2028	High confidence
US 7,687,014	Co-Firing of Magnetic and Dielectric Materials for Fabricating Composite Assemblies for Circulators and Isolators In force Term ends Apr 2, 2028 · High confidence	In force	Term ends Apr 2, 2028	High confidence
US 8,758,721	Enhanced Hexagonal Ferrite Material and Methods of Preparation Thereof In force Ends no later than May 30, 2028 · Medium confidence	In force	Ends no later than May 30, 2028	Medium confidence
US 8,282,763	Magnetic-Dielectric Assemblies and Methods of Fabrication In force Term ends Dec 16, 2028 · Medium confidence	In force	Term ends Dec 16, 2028	Medium confidence
US 8,318,623	Dielectric Ceramic Materials and Associated Methods In force Term ends Dec 20, 2029 · High confidence	In force	Term ends Dec 20, 2029	High confidence

10 of 37 patents shown.

Pro members see all 37.

Pro members: see all 37 patents

Also on record, not counted in the 37: 1 patent in force now held by others · 6 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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