Patent Assignment
Reel/Frame 004346/0300
Assignment of Assignors Interest.
Recorded: 1985-01-02
Pages: 2
Assignee
Q-DOT CORPORATION, A CORP OF DE
701 NORTH FIRST STREET, GARLAND, TEXAS, 75040
Covered Property
(1)
Heat Pipe
Patent:
4,640,347 →
Application:
06/600,478 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger 2/7/85, Delaware
Oct 30, 1990
From: Q-DOT CORPORATION, A DE CORP. (MERGED INTO); QDC HOLDINGS, INC., A DE CORP. (CHANGED TO)
To: Q-DOT CORPORATION, A DE CORP.
Reel/Frame 005496/0790 →
Assignment of Assignors Interest.
Jun 3, 1991
From: Q-DOT CORPORATION
To: ABB AIR PREHEATER, INC., A DE. CORP.
Reel/Frame 005717/0721 →
Merger
Mar 26, 2001
From: ABB AIR PREHEATER, INC.
To: ABB ALSTOM POWER INC.
Reel/Frame 011658/0807 →
Change of Name
Apr 17, 2001
From: ABB ALSTOM POWER INC.
To: ALSTOM POWER INC.
Reel/Frame 011675/0205 →