IP Library › Assignment 009027/0425
Patent Assignment
Reel/Frame 009027/0425

Release of Part of Collateral from Mortgage

Recorded: 1998-03-05 Pages: 5
Assignor
Assignee
BLUEGRASS COAL DEVELOPMENT COMPANY
50 JEROME LANE, FAIRVIEW HEIGHTS, ILLINOIS, 62208
Covered Properties (2)
Silo Cleaning Process
Patent: 4,764,221 →
Application: 06/928,090 →
Silo Cleaning Apparatus
Patent: 4,942,982 →
Application: 07/149,338 →
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. May 20, 1988
From: HARTWIGSEN, WESLEY D.; JOHNSON, ALAN D.; BECKHAM, JEFFREY C.; WHITE, KENNETH L.
To: SHELL MINING COMPANY, A DE CORP.
Reel/Frame 004888/0193 →
Change of Name Effective on 11/23/1992 Dec 21, 1992
From: SHELL MINING COMPANY
To: SMC MINING COMPANY C/O ZEIGLER COAL HOLDING
Reel/Frame 006389/0327 →
Security Interest Dec 24, 1992
From: SMC MINING COMPANY
To: STATE STREET BANK AND TRUST COMPANY OF CONNECTICUT, NATIONAL ASSOCIATION, AS COLLATERAL AGENT.
Reel/Frame 006372/0561 →
Amendment to Patent Agreement as of October 19, 1994 Mar 6, 1995
From: SMC MINING COMPANY
To: STATE STREET BANK AND TRUST COMPANY OF CONNECTICUT, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 007365/0436 →
Assignment of Assignor's Interest Mar 5, 1998
From: BLUEGRASS COAL DEVELOPMENT COMPANY
To: MOLE-MASTER SERVICES CORPORATION
Reel/Frame 009027/0430 →