IP Library › Assignment 004397/0479
Patent Assignment
Reel/Frame 004397/0479

Assignment of Assignors Interest.

Recorded: 1985-04-12 Pages: 2
Assignors
LEBEQUE, MAURICE K.
Executed: 1985-04-02
WILSON, HENRY E.
Executed: 1985-04-02
Assignee
Covered Property (1)
Material Gathering Device for a Mining Machine
Patent: 4,641,888 →
Application: 06/722,700 →
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Aug 10, 1989
From: BAKER HUGHES INCORPORATED
To: TAMROCK WORLD CORPORATION N.V., C/O PIERSON, HELDRING & PIERSON
Reel/Frame 005252/0056 →
Assignment of Assignors Interest. Feb 14, 1990
From: NATIONAL MINE SERVICE COMPANY
To: BAKER HUGHES INCORPORATED, A CORP. OF DELAWARE
Reel/Frame 005284/0463 →
Assignment of Assignor's Interest Dec 27, 1993
From: TAMROCK WORLD CORPORATION, N.V.
To: EIMCO COAL MACHINERY, INC.
Reel/Frame 006817/0690 →
Assignment of Assignor's Interest Jul 13, 1999
From: EIMCO COAL MACHINERY INC.
To: EIMCO LLC
Reel/Frame 010086/0200 →
Assignment of Assignor's Interest Dec 8, 2003
From: EIMCO LLC
To: DBT AMERICA INC.
Reel/Frame 014178/0332 →