Eight patents currently held, every record listed here

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.

The next term ends in Apr 2032. from the record

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

Ending by 2030

Apr 2032

Next term end

Patent families

When these terms end

Each bar runs from grant to computed term end. 2012 to 2043.

US 8,097,838 Method of Increasing the Range of a Subcalibre Shell and Subcalibre Shells with Long Range Sep 20, 2028

US 8,950,335 Permanent Slipping Rotating Band and Method for Producing Such a Band Apr 12, 2032

US 11,906,271 Method to Combat a Target Oct 22, 2040

US 11,953,298 Brake Arrangement for a Projectile Feb 17, 2041

US 12,618,651 Short-Range Projectile May 4, 2041

US 12,710,256 Projectile and Fuze with Fin no later than May 9, 2042

US 12,578,174 A Curve of Constant Width Projectile System Oct 9, 2042

US 12,754,000 Projectile with Antenna Dec 4, 2042

US 12,624,924 Method, Fire Control System and Combat System for Simultaneous Detonation of Projectiles Mar 3, 2043

201820242030203620422043

A dotted end marks a recorded terminal disclaimer this site has not resolved: the term can only be shorter than the bar, never longer.

10 pending applications: term is not computable until grant.Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

Notable patents

Ranked by citations and family size, against patents of the same kind granted the same year. How we rank

Only 2 of the currently held patents qualify as notable.

Notable

Permanent Slipping Rotating Band and Method for Producing Such a Band US 8,950,335

Renewed at every maintenance window since the 2015 grant; no more fees are due before its term ends in 2032.

Ends Apr 2032 · High confidence Also notable

Projectile with Antenna US 12,754,000

A family of 34 related applications built on the 2026 grant. Too new for citation comparison; protection runs to 2042.

Ends Dec 2042 · High confidence

Formerly held, still cited

Notable

Method of Increasing the Range of a Subcalibre Shell and Subcalibre Shells with Long Range US 8,097,838

Renewed at every maintenance window since the 2012 grant; no more fees are due before its term ends in 2028.

now held by Leonardo S.P.A.

Ends Sep 2028 · High confidence

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 Aug 20, 2027
The maintenance fee for Method to Combat a Target (US 11,906,271) comes due Aug 20, 2027. Unpaid by Feb 22, 2028, it lapses early.
1 fee due Oct 9, 2027
The maintenance fee for Brake Arrangement for a Projectile (US 11,953,298) comes due Oct 9, 2027. Unpaid by Apr 10, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

2 of the patents on this record were granted since Aug 17, 2026

What they patent

Grouped by real patent family, largest first, labeled by the earliest filing in each. No technology classification is inferred from titles.

Method to Combat a Target	7 in force	to Mar 2043
Permanent Slipping Rotating Band and Method for Producing Such a Band	1 in force	to Apr 2032

Patents held now

Soonest term end first.

Showing 1 to 8 of 8

Patent	Title	Status	Expires	Confidence
US 8,950,335	Permanent Slipping Rotating Band and Method for Producing Such a Band In force Term ends Apr 12, 2032 · High confidence	In force	Term ends Apr 12, 2032	High confidence
US 11,906,271	Method to Combat a Target In force Term ends Oct 22, 2040 · High confidence	In force	Term ends Oct 22, 2040	High confidence
US 11,953,298	Brake Arrangement for a Projectile In force Term ends Feb 17, 2041 · High confidence	In force	Term ends Feb 17, 2041	High confidence
US 12,618,651	Short-Range Projectile In force Term ends May 4, 2041 · High confidence	In force	Term ends May 4, 2041	High confidence
US 12,710,256	Projectile and Fuze with Fin In force Ends no later than May 9, 2042 · Medium confidence	In force	Ends no later than May 9, 2042	Medium confidence
US 12,578,174	A Curve of Constant Width Projectile System In force Term ends Oct 9, 2042 · High confidence	In force	Term ends Oct 9, 2042	High confidence
US 12,754,000	Projectile with Antenna In force Term ends Dec 4, 2042 · High confidence	In force	Term ends Dec 4, 2042	High confidence
US 12,624,924	Method, Fire Control System and Combat System for Simultaneous Detonation of Projectiles In force Term ends Mar 3, 2043 · High confidence	In force	Term ends Mar 3, 2043	High confidence

Also on record, not counted in the 8: 1 patent in force now held by others · 10 applications pending. List them

Sources and methods

Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built

Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

1 terminal disclaimer is on file with no resolved reference. No cap is applied and none is guessed

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