Contribution Agreement

Recorded: 2002-09-09 Received: 2002-09-13 Pages: 43

Assignor

ICN PHARMACEUTICALS, INC.

Executed: 2002-08-28

Assignee

RIBAPHARM INC.

3300 HYLAND AVENUE, COSTA MESA, CA, 92626, UNITED STATES

Covered Properties (3)

Pyrrolo[2,3-D] Pyrimidine Nucleoside Analogs

PCT: PCTUS2002006347 ↗

Pyrido[2,3-D]Pyrimidine and Pyrimido[4,5-D]Pyrimidine Nucleosides

PCT: PCTUS2001041242 ↗

Pyrrolo[2,3-D]Pyrimidine Nucleoside Analogs

Application: 09/797,549 →