Patent Assignment
Reel/Frame 005363/0700
Assignment of Assignors Interest.
Recorded: 1990-07-05
Pages: 4
Assignor
SHELL OIL COMPANY
Executed: 1990-06-29
Assignee
SHELL MINING COMPANY
200 NORTH DAIRY ASHFORD RD., P.O. BOX 2906, HOUSTON, TEXAS, 77252-2906
Covered Property
(1)
Process for Feeding Slurry-Pressurized and Solvent-Dewatered Coal into a Pressurized Zone
Patent:
4,422,246 →
Application:
06/358,168 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 25, 1983
From: HARDESTY, DONALD E.; MC CULLOUGH, GLENN R.
To: SHELL OIL COMPANY; A CORP OF DE.
Reel/Frame 004160/0819 →
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 →
Release of Premises from Mortgage
Aug 31, 1998
From: STATE STREET BANK AND TRUST COMPANY OF CONNECTICUT, N.A.
To: SMC MINING COMPANY
Reel/Frame 009414/0030 →
Release of Collateral from Mortgage
Aug 31, 1998
From: STATE STREET BANK AND TRUST COMPANY OF CONNECTICUT, N.A.
To: SMC MINING COMPANY
Reel/Frame 009414/0228 →
Security Interest
Oct 15, 1998
From: ZEIGLER COAL HOLDING COMPANY; SMC MINING COMPANY (NOW KNOWN AS BLUEGRASS COAL DEVELOPMENT CO.); MOUNTAINEER COAL DEVELOPMENT COMPANY (MARROWBONE DEVELOPMENT CO. AS OWNER)
To: UBS AG, STAMFORD BRANCH
Reel/Frame 009507/0297 →