Epygon

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

Jun 2033

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 Nov 30, 2026
The maintenance fee for Product and Method for the Treatment of Bioprosthetic Tissues (US 11,660,375) comes due Nov 30, 2026. Unpaid by Jun 1, 2027, it lapses early.
1 fee due Aug 13, 2027
The maintenance fee for Delivery system for transcatheter prosthetic heart valves (US 11,896,486) comes due Aug 13, 2027. Unpaid by Feb 14, 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.

Showing 1 to 9 of 9

Patent	Title	Status	Expires	Confidence
US 10,278,814	Heart Valve Prosthesis In force Term ends Jun 30, 2033 · High confidence	In force	Term ends Jun 30, 2033	High confidence
US 10,820,988	Expandable stent-valve and method for manufacturing a stent In force Term ends Apr 8, 2034 · From the USPTO record	In force	Term ends Apr 8, 2034	From the USPTO record
US 10,779,934	Prosthetic monoleaflet valve and delivery device In force Term ends Sep 27, 2035 · From the USPTO record	In force	Term ends Sep 27, 2035	From the USPTO record
US 10,779,935	Cardiac stent-valve and delivery device for such a valve In force Term ends Jan 19, 2036 · From the USPTO record	In force	Term ends Jan 19, 2036	From the USPTO record
US 10,702,252	Device and method for transcatheter heart valve repair under triangular resection technique In force Term ends Jun 8, 2036 · From the USPTO record	In force	Term ends Jun 8, 2036	From the USPTO record
US 10,806,577	Atrio-ventricular valve stent with native leaflet grasping and holding mechanism In force Term ends Jul 7, 2036 · From the USPTO record	In force	Term ends Jul 7, 2036	From the USPTO record
US 11,583,395	Prosthetic Heart Valve Leaflet with Variable Thickness In force Term ends Apr 20, 2038 · High confidence	In force	Term ends Apr 20, 2038	High confidence
US 11,896,486	Delivery system for transcatheter prosthetic heart valves In force Term ends Jun 21, 2039 · From the USPTO record	In force	Term ends Jun 21, 2039	From the USPTO record
US 11,660,375	Product and Method for the Treatment of Bioprosthetic Tissues In force Term ends Dec 14, 2039 · High confidence	In force	Term ends Dec 14, 2039	High confidence

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 no status recorded

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