Xanthine Oxidase Inhibitor [EPC] — Patent Landscape

Aggregated US Orange Book patent estate across every drug in the xanthine oxidase inhibitor [epc] class. 20 active patents protecting 2 drugs. First major cliff: 2031. Daily refresh.

2
Drugs in class
20
Active US patents
67/100
Avg vulnerability
—
Annual revenue covered

Originators

Casper Pharma Llc 16 patents Takeda 4 patents

Cliff calendar — next 15 years

4
28
6
29
8
31
2
32

Drugs ranked by patent estate

Drug Originator Active patents Avg vuln Revenue First cliff
Aloprim
ALLOPURINOL
 Casper Pharma Llc 16 63 — 2028-11-26
Uloric
FEBUXOSTAT
 Takeda 4 71 — 2031-09-08

Most attackable patents

Patent Drug Type Vuln Expiry
10183012 Aloprim method of use 75 2028-11-26
8283369 Aloprim method of use 75 2028-11-26
10183012 Aloprim method of use 75 2028-11-26
8283369 Aloprim method of use 75 2028-11-26
8546437 Aloprim method of use 75 2029-04-29
8546437 Aloprim method of use 75 2029-04-29
8372872 Uloric method of use 73 2031-09-08
8372872 Uloric method of use 73 2031-09-08
8084483 Aloprim method of use 68 2029-08-17
8084483 Aloprim method of use 68 2029-08-17

Strongest defences

Patent Drug Type Vuln Expiry
8546436 Aloprim composition of matter 10 2032-02-29
8546436 Aloprim composition of matter 10 2032-02-29
9956205 Aloprim method of use 68 2031-12-28
9956205 Aloprim method of use 68 2031-12-28
9107912 Uloric method of use 68 2031-09-08
9107912 Uloric method of use 68 2031-09-08
9216179 Aloprim method of use 68 2031-08-01
9216179 Aloprim method of use 68 2031-08-01
8357713 Aloprim method of use 68 2029-12-22
8357713 Aloprim method of use 68 2029-12-22

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