Seizures Associated With Cdkl5 Deficiency Disorders — Patent Landscape

Aggregated US Orange Book patent estate across every approved drug for seizures associated with cdkl5 deficiency disorders. 11 active patents protecting 1 drugs from 1+ originators. First major cliff: 2026. Daily refresh.

1
Approved drugs
11
Active US patents
73/100
Avg vulnerability
—
Annual revenue covered

Originators in Seizures Associated With Cdkl5 Deficiency Disorders

Companies holding active patents on drugs approved for this indication. Click through to each company's full patent dashboard.

Marinus 11 patents

Cliff calendar — next 15 years

Patent expiries per year across all drugs treating seizures associated with cdkl5 deficiency disorders. Each bar = one year. Y-axis scaled to peak year (6 patents).

6
26
1
31
2
37

Approved drugs ranked by patent estate

Drug Originator Active patents Avg vuln Revenue First cliff
Ztalmy
GANAXOLONE
 Marinus 11 73 — 2026-11-28

Most attackable patents

Highest vulnerability scores in the indication — paragraph IV / IPR / design-around candidates.

Patent Drug Type Vuln Expiry
8618087 Ztalmy method of use 88 2026-11-28
9056116 Ztalmy method of use 88 2026-11-28
12144801 Ztalmy method of use 75 2037-08-10
12268696 Ztalmy method of use 75 2042-09-30
12115169 Ztalmy method of use 75 2042-09-30
10603308 Ztalmy method of use 70 2037-08-10
9029355 Ztalmy formulation 68 2026-11-28
7858609 Ztalmy formulation 68 2026-11-28
8022054 Ztalmy formulation 68 2026-11-28
8367651 Ztalmy formulation 68 2026-11-28

Strongest defences

Lowest vulnerability scores — pillars of the indication's IP fortress.

Patent Drug Type Vuln Expiry
8318714 Ztalmy formulation 56 2031-11-28
8367651 Ztalmy formulation 68 2026-11-28
7858609 Ztalmy formulation 68 2026-11-28
8022054 Ztalmy formulation 68 2026-11-28
9029355 Ztalmy formulation 68 2026-11-28
10603308 Ztalmy method of use 70 2037-08-10
12115169 Ztalmy method of use 75 2042-09-30
12268696 Ztalmy method of use 75 2042-09-30
12144801 Ztalmy method of use 75 2037-08-10
8618087 Ztalmy method of use 88 2026-11-28

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