Mark Identification

RWDI

Serial Number

76051240

Filing Date

May 18, 2000

Registration Date

Mar 19, 2002

Trademark by

ROWAN WILLIAMS DAVIES & IRWIN INC.

Active Trademark

Classification Information

Technical consultation and research in the fields of wind loads, wind pressures, pedestrian wind comfort, snow control, air pollution, air quality and aerodynamics studies relating to highways, railways, bridges, buildings and other structures

Computer and Scientific