Carthera

10 patents currently held · Updated Nov 14, 2026

2 more in force are now held by other companies

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

Ending by 2030

Mar 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 Feb 28, 2027
The maintenance fee for Implantable Ultrasound Generating Treating Device for Brain Treatment, Apparatus Comprising Such Device and Method Implementing Such Device (US 11,738,214) comes due Feb 28, 2027. Unpaid by Aug 30, 2027, it lapses early.
1 fee due Jun 26, 2027
The maintenance fee for Surgical Kit for Use in a Craniectomy Procedure (US 11,849,958) comes due Jun 26, 2027. Unpaid by Dec 27, 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 10 of 10

Patent	Title	Status	Expires	Confidence
US 8,977,361	Apparatus for the Treatment of Brain Affections and Method Implementing Thereof In force Term ends Mar 18, 2031 · High confidence	In force	Term ends Mar 18, 2031	High confidence
US 11,738,214	Implantable Ultrasound Generating Treating Device for Brain Treatment, Apparatus Comprising Such Device and Method Implementing Such Device In force Term ends May 5, 2036 · Medium confidence	In force	Term ends May 5, 2036	Medium confidence
US 11,135,455	Ultrasonic thermal ablation probe In force Term ends May 29, 2038 · From the USPTO record	In force	Term ends May 29, 2038	From the USPTO record
US 10,981,021	Method for Transiently Disrupting a Region of the Blood-Brain Barrier of a Human In force Term ends Aug 10, 2038 · High confidence	In force	Term ends Aug 10, 2038	High confidence
US 11,517,364	Method and System for Detecting a Fault in an Electrical Connection Between an Ultrasound Device and a Remote Control Unit In force Term ends Oct 2, 2039 · High confidence	In force	Term ends Oct 2, 2039	High confidence
US 12,048,585	Acoustic window for imaging and/or treatment of brain tissue In force Term ends Mar 11, 2041 · From the USPTO record	In force	Term ends Mar 11, 2041	From the USPTO record
US 11,849,958	Surgical Kit for Use in a Craniectomy Procedure In force Term ends Mar 23, 2041 · High confidence	In force	Term ends Mar 23, 2041	High confidence
US 12,226,660	Implantable medical device for imaging and/or treatment of brain tissue In force Term ends Jul 25, 2041 · From the USPTO record	In force	Term ends Jul 25, 2041	From the USPTO record
US 12,246,194	Method and System for Detecting a Fault in Acoustic Coupling Between an Ultrasonic Device and a Tissue to Be Treated In force Term ends Nov 17, 2041 · High confidence	In force	Term ends Nov 17, 2041	High confidence
US 12,390,666	Method and system for detecting a connection terminal In force Term ends Dec 28, 2042 · From the USPTO record	In force	Term ends Dec 28, 2042	From the USPTO record

Also on record, not counted in the 10: 2 patents in force now held by others. 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 pending · 1 abandoned

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