Patent Assignment
Reel/Frame 005295/0525
Assignment of Assignors Interest.
Recorded: 1990-04-02
Pages: 3
Assignors
BLACK, BRENT C.
Executed: 1990-03-29
COOMBS, STEVEN G.
Executed: 1990-03-29
AINSWORTH, JOHN B.
Executed: 1990-03-29
THORUM, JOHN
Executed: 1990-03-29
Assignee
ENVIROTECH CORPORATION
669 WEST 200 SOUTH, A DE CORP., SALT LAKE CITY, UTAH, 84101
Covered Property
(1)
Filter Cleaning Apparatus
Patent:
5,078,873 →
Application:
07/503,453 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 3, 1991
From: ENVIROTECH CORPORATION, A CORPORATION OF DE
To: BAKER HUGHES INCORPORATED, A CORPORATION OF DE
Reel/Frame 005818/0976 →
Assignment of Assignor's Interest
May 6, 2003
From: BAKER HUGHES INCORPORATED
To: GL&V MANAGEMENT HUNGARY KFT.
Reel/Frame 014027/0715 →
Allocation of Intellectual Property
Jul 1, 2009
From: GL&V MANAGEMENT HUNGARY KFT.
To: GL&V MANAGEMENT HUNGARY KFT., ACTING THROUGH ITS LUXEMBOURG BRANCH
Reel/Frame 022892/0932 →
Assignment of Assignor's Interest
Aug 26, 2009
From: GL&V MANAGEMENT HUNGARY KFT., ACTING THROUGH ITS LUXEMBOURG BRANCH
To: GLV FINANCE HUNGARY KFT., ACTING THROUGH ITS LUXEMBOURG BRANCH
Reel/Frame 023134/0858 →