Norsk Titanium As

29 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

Dec 2026

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 12 to 24, 2027 · next Mar 12
1 fee due Aug 4, 2027
The maintenance fee for Metal wire feeding system (US 10,549,375) comes due Aug 4, 2027. Unpaid by Feb 4, 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 17, 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 7,509,738	Solid-Free-Form Fabrication of Hot Gas Valve Discs In force Term ends Dec 15, 2026 · High confidence	In force	Term ends Dec 15, 2026	High confidence
US 7,842,898	Variable Orifice Torch In force Term ends Sep 28, 2028 · High confidence	In force	Term ends Sep 28, 2028	High confidence
US 7,741,578	Gas Shielding Structure for Use in Solid Free Form Fabrication Systems In force Term ends Dec 2, 2028 · High confidence	In force	Term ends Dec 2, 2028	High confidence
US 7,977,599	Erosion Resistant Torch In force Term ends Jan 20, 2029 · High confidence	In force	Term ends Jan 20, 2029	High confidence
US 10,421,142	Method and arrangement for building metallic objects by solid freeform fabrication using plasma transferred arc (PTA) torches In force Term ends Oct 5, 2032 · From the USPTO record	In force	Term ends Oct 5, 2032	From the USPTO record
US 9,346,116	Method and device for manufacturing titanium objects In force Term ends Mar 8, 2033 · From the USPTO record	In force	Term ends Mar 8, 2033	From the USPTO record
US 9,481,931	Method and arrangement for building metallic objects by solid freeform fabrication In force Term ends Apr 14, 2033 · From the USPTO record	In force	Term ends Apr 14, 2033	From the USPTO record
US 12,397,363	Method and arrangement for building metallic objects by solid freeform fabrication In force Term ends Jul 31, 2033 · From the USPTO record	In force	Term ends Jul 31, 2033	From the USPTO record
US 9,469,887	Method for production of titanium welding wire In force Term ends Oct 20, 2033 · From the USPTO record	In force	Term ends Oct 20, 2033	From the USPTO record
US 9,662,749	Method for production of alloyed titanium welding wire In force Term ends Jan 25, 2034 · From the USPTO record	In force	Term ends Jan 25, 2034	From the USPTO record

10 of 29 patents shown.

Pro members see all 29.

Pro members: see all 29 patents

Also on record, not counted in the 29: 4 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 · 1 abandoned · 6 no status recorded

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