Assignment of Assignor's Interest

Recorded: 2010-03-10 Pages: 3

Assignors

NARYSHKIN, NIKOLAI

Executed: 2009-10-01

PAUSHKIN, SERGEY V.

Executed: 2009-09-14

WELCH, ELLEN

Executed: 2009-10-01

Assignee

PTC THERAPEUTICS, INC.

MIDDLESEX BUSINESS CENTER, 100 CORPORATE COURT, SOUTH PLAINFIELD, NEW JERSEY, 07080

Covered Property (1)

Compounds for Treating Spinal Muscular Atrophy

Application: 61/156,429 →