Patent Assignment
Reel/Frame 009175/0767
Assignment of Assignor's Interest
Recorded: 1998-05-11
Pages: 5
Assignee
ECOTECH SYSTEMS INTERNATIONAL, LTD.
SUITE 100, 5921 S. MIDDLEFIELD ROAD, LITTLETON, COLORADO, 80123
Covered Property
(1)
Flow Development Chamber for Creating a Vertex Flow and a Laming Flow
Patent:
6,155,751 →
Application:
08/989,186 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 6, 2002
From: ECOTECH SYSTEMS INTERNATIONAL, LTD.
To: ECOTECHNOLOGY, LTD.
Reel/Frame 013146/0495 →
Assignment of Assignor's Interest
Nov 18, 2008
From: ECOTECHNOLOGY, LTD.
To: SPIROFLO, INC.
Reel/Frame 021849/0509 →
Change of Name
Jul 13, 2011
From: SPIROFLO, INC.
To: SPIROFLO HOLDINGS, INC.
Reel/Frame 026587/0579 →