IP Library › Assignment 004217/0991
Patent Assignment
Reel/Frame 004217/0991

Assignment of Assignors Interest.

Recorded: 1984-01-03 Pages: 3
Assignors
LEBEGUE, MAURICE K.
Executed: 1983-12-28
BAUM, GERALD L.
Executed: 1983-12-28
Assignee
NATIONAL MINE SERVICE COMPANY
A VA CORP, PITTSBURGH, PENNSYLVANIA
Covered Property (1)
Drive Assembly for Mining Machine Cutter Drum
Patent: 4,582,363 →
Application: 06/567,630 →
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 014178/0374 →