Patent Assignment
Reel/Frame 003915/0683
Assignment of Assignors Interest.
Recorded: 1981-09-08
Pages: 2
Assignor
ESCHEN, FRANK W.
Executed: 1981-08-31
Assignee
Covered Property
(1)
Friction Material for Railroad Brake Shoes
Patent:
4,352,750 →
Application:
06/289,140 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 3, 1981
From: JOHNS-MANVILLE CORPORATION
To: MANVILLE SERVICE CORPORATION, A CORP. OF DE.
Reel/Frame 003935/0163 →
Assignment of Assignor's Interest
Sep 11, 1995
From: SCHULLER INTERNATIONAL, INC.
To: RAILROAD FRICTION PRODUCTS CORPORATION
Reel/Frame 007644/0697 →