Grant of Security Interest in Patents and Trademarks

Recorded: 2007-08-20 Received: 2007-08-20 Pages: 8

Assignor

CHAD THERAPEUTICS, INC.

Executed: 2007-07-30

Assignee

CALLIOPE CAPITAL CORPORATION

335 MADISON AVE., 10TH FLOOR, C/O LAURUS CAPITAL MANAGEMENT, LLC, NEW YORK, NY, 10017, UNITED STATES

Covered Properties (4)

Method and Related System of Filling Therapeutic Gas Cylinders

Application: 11/157,708 →

Trans-Fill Method and System

Application: 11/037,523 →

Pneumatic Oxygen Conserving Device

Application: 09/893,178 →

Ambulatory Cylinder Recharging and Dispensing Valve

Application: 09/753,165 →