Celltech Metals, Inc.

9 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

Jan 2031

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 Jan 30, 2027
The maintenance fee for Container apparatus including a sandwich structure (US 10,363,974) comes due Jan 30, 2027. Unpaid by Jul 30, 2027, it lapses early.
1 fee due Jun 17, 2027
The maintenance fee for Trailer wall including logistics post (US 10,507,875) comes due Jun 17, 2027. Unpaid by Dec 17, 2027, 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 9 of 9

Patent	Title	Status	Expires	Confidence
US 8,205,642	Flow-through sandwich core structure and method and system for same In force Term ends Jan 23, 2031 · From the USPTO record	In force	Term ends Jan 23, 2031	From the USPTO record
US 8,835,016	Optimal sandwich core structures and forming tools for the mass production of sandwich structures In force Term ends Mar 14, 2032 · From the USPTO record	In force	Term ends Mar 14, 2032	From the USPTO record
US 9,925,736	Sandwich structure In force Term ends Mar 31, 2035 · From the USPTO record	In force	Term ends Mar 31, 2035	From the USPTO record
US 10,112,248	Method of Creating a Bonded Structure and Apparatuses for Same In force Term ends Sep 16, 2035 · High confidence	In force	Term ends Sep 16, 2035	High confidence
US 10,124,555	Sandwich Structure Including Grooved Outer Sheet In force Term ends Sep 21, 2035 · High confidence	In force	Term ends Sep 21, 2035	High confidence
US 10,363,974	Container apparatus including a sandwich structure In force Term ends Oct 2, 2035 · From the USPTO record	In force	Term ends Oct 2, 2035	From the USPTO record
US 10,144,582	Cargo Container Apparatus Including a Sandwich Structure and a Track In force Term ends May 11, 2037 · High confidence	In force	Term ends May 11, 2037	High confidence
US 10,266,098	Cargo transportation system including a sandwich panel and a channel In force Term ends Dec 21, 2037 · From the USPTO record	In force	Term ends Dec 21, 2037	From the USPTO record
US 10,507,875	Trailer wall including logistics post In force Term ends Dec 21, 2038 · From the USPTO record	In force	Term ends Dec 21, 2038	From the USPTO record

Also on record, not counted in the 9: 2 lapsed for an unpaid fee · 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 no status recorded

List them