Epilepsy — Patent Landscape

Aggregated US Orange Book patent estate across every approved drug for epilepsy. 36 active patents protecting 3 drugs from 3+ originators. First major cliff: 2028. Daily refresh.

3
Approved drugs
36
Active US patents
62/100
Avg vulnerability
—
Annual revenue covered

Originators in Epilepsy

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

Generic (originally Roche) 21 patents GSK 8 patents Novartis AG (originally Geigy) 7 patents

Cliff calendar — next 15 years

Patent expiries per year across all drugs treating epilepsy. Each bar = one year. Y-axis scaled to peak year (24 patents).

2
28
24
29
6
32
1
33
3
40

Approved drugs ranked by patent estate

Drug Originator Active patents Avg vuln Revenue First cliff
Valium
diazepam
 Generic (originally Roche) 21 67 — 2029-03-27
Lamictal
lamotrigine
 GSK 8 64 — 2029-01-07
Tegretol
carbamazepine
 Novartis AG (originally Geigy) 7 55 — 2028-11-10

Most attackable patents

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

Patent Drug Type Vuln Expiry
9629797 Tegretol method of use 75 2028-11-10
12337061 Valium method of use 75 2032-06-13
12337061 Valium method of use 75 2032-06-13
12337061 Valium method of use 75 2032-06-13
12324852 Valium method of use 75 2032-10-16
12324852 Valium method of use 75 2032-10-16
12324852 Valium method of use 75 2032-10-16
11612566 Lamictal method of use 75 2040-05-29
11596634 Lamictal method of use 75 2040-05-29
12521400 Valium formulation 68 2029-03-27

Strongest defences

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

Patent Drug Type Vuln Expiry
9493582 Tegretol formulation 42 2033-02-27
11529357 Tegretol formulation 50 2040-01-31
8895546 Valium formulation 55 2029-03-27
8895546 Valium formulation 55 2029-03-27
8895546 Valium formulation 55 2029-03-27
8410077 Tegretol formulation 55 2029-03-13
9750822 Tegretol formulation 55 2029-03-13
7635773 Tegretol formulation 55 2029-03-13
9770407 Tegretol formulation 55 2028-11-10
8637512 Lamictal formulation 60 2029-01-07

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