Patent Assignment
Reel/Frame 018903/0234
Assignment of Assignor's Interest
Recorded: 2007-02-19
Pages: 4
Assignee
ORECK HOLDINGS, LLC
C/O CT CORPORATION SYSTEM, 1720 CAREY AVENUE, CHEYENNE, WYOMING, 82001
Covered Property
(1)
Method and Apparatus for Detecting and Removing Airborne Impurities Within an Enclosed Chamber
Application:
11/676,431 →
Publication:
US 2008/0196367
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.