IP Library Assignment 004393/0573
Patent Assignment
Reel/Frame 004393/0573

Assignment of Assignors Interest.

Recorded: 1984-12-24 Pages: 1
Covered Property (1)
Railway Emergency Brake System
Patent: 4,641,892 →
Application: 06/680,769 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Apr 1, 1985
From: GLENAYRE ELECTRONICS, LTD.
To: DSL DYNAMIC SCIENCES LIMITED
Reel/Frame 004384/0712 →
Assignment of Assignors Interest. Aug 14, 1992
From: DSL DYNAMIC SCIENCES, LTD. A CORP. OF CANADA
To: UNION SWITCH & SIGNAL INC. A CORP. OF DE
Reel/Frame 006336/0744 →
Assignment of Assignors Interest. Aug 14, 1992
From: DSL DYNAMIC SCIENCES LTD.
To: UNION SWITCH & SIGNAL INC.
Reel/Frame 006215/0957 →