Patent Assignment
Reel/Frame 004293/0926
Assignment of Assignors Interest.
Recorded: 1984-08-24
Pages: 1
Assignors
GRETHER, PAUL
Executed: 1984-07-25
BRADER, KURT
Executed: 1984-07-25
KELLER, BRUNO
Executed: 1984-07-25
Assignee
SULZER BROTHERS LIMITED A CORP OF SWITZERLAND
WINTERTHUR, SWITZERLAND
Covered Property
(1)
Heat Insulation Window
Patent:
4,563,843 →
Application:
06/576,332 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 10, 1990
From: SULZER BROTHERS LIMITED
To: GEILINGER AG, A CORP. OF SWITZERLAND
Reel/Frame 005277/0747 →
Assignment of Assignors Interest.
Sep 6, 1990
From: SULZER BROTHERS LIMITED, A CORP. OF SWITZERLAND
To: GEILINGER AG, A CORP. OF SWITZERLAND
Reel/Frame 005435/0266 →
Assignment of Assignor's Interest
Jul 16, 2001
From: GEILINGER FENSTER UND FASSADEN AG
To: VISIONWALL CORPORATION
Reel/Frame 012043/0110 →