Assignment of Assignor's Interest

Recorded: 2001-04-11 Pages: 4

Assignors

KEEFER, BOWIE G.

Executed: 2001-01-16

SCOTT, JULIE C.

Executed: 2001-01-11

MCLEAN, CHRISTOPHER

Executed: 2001-01-11

Assignee

QUESTAIR TECHNOLOGIES INC.

6961 RUSSELL AVENUE, BURNABY B.C., V5J 4, CANADA

Covered Property (1)

Life Support Oxygen Concentrator

Patent: 6,514,319 →

Application: 09/733,606 →

Publication: US 2001/0023640

Related Assignments (2)

Other recorded transfers of the patent in this record — the chain of ownership.