Metalysis Limited

13 patents currently held · Updated Nov 15, 2026

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

Ending by 2030

Feb 2030

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 17, 2027
The maintenance fee for Method of producing metallic tantalum (US 10,590,553) comes due Sep 17, 2027. Unpaid by Mar 17, 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 9,393,623	Method for Producing Metal Powders In force Term ends Feb 15, 2030 · High confidence	In force	Term ends Feb 15, 2030	High confidence
US 9,579,725	Method for Producing Metal Powders In force Term ends Feb 15, 2030 · High confidence	In force	Term ends Feb 15, 2030	High confidence
US 8,747,644	Apparatus and method for reduction of a solid feedstock In force Term ends Oct 26, 2030 · From the USPTO record	In force	Term ends Oct 26, 2030	From the USPTO record
US 8,992,758	Apparatus and method for reduction of a solid feedstock In force Term ends Jun 8, 2031 · From the USPTO record	In force	Term ends Jun 8, 2031	From the USPTO record
US 9,725,815	Electrolysis apparatus In force Term ends May 4, 2032 · From the USPTO record	In force	Term ends May 4, 2032	From the USPTO record
US 9,611,558	Electrolytic production of powder In force Term ends Oct 4, 2032 · From the USPTO record	In force	Term ends Oct 4, 2032	From the USPTO record
US 10,066,307	Electrolytic Method, Apparatus and Product In force Term ends May 10, 2033 · High confidence	In force	Term ends May 10, 2033	High confidence
US 10,066,309	Method and Apparatus for Electrochemical Reduction of a Solid Feedstock In force Term ends Apr 1, 2034 · High confidence	In force	Term ends Apr 1, 2034	High confidence
US 9,926,636	Method and apparatus for producing metal by electrolytic reduction In force Term ends Jun 28, 2034 · From the USPTO record	In force	Term ends Jun 28, 2034	From the USPTO record
US 11,261,532	Method and apparatus for electrolytic reduction of a feedstock comprising oxygen and a first metal In force Term ends Jun 25, 2035 · From the USPTO record	In force	Term ends Jun 25, 2035	From the USPTO record

10 of 13 patents shown.

Pro members see all 13.

Pro members: see all 13 patents

Also on record, not counted in the 13: 6 lapsed for an unpaid fee · 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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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.

1 abandoned · 8 no status recorded

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