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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
5668325
Issue Dt:
09/16/1997
Application #:
08622816
Filing Dt:
03/27/1996
Inventors:
WILLIAM M. HART, JINSHENG S. CHEN, SYD S. PENG
Title:
METHOD AND APARATUS FOR DETERMINING COMPRESSIVE STRESS IN PILLARS
Assignment: 1
Reel/Frame:
007967/0407Recorded: 05/31/1996Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
HART, WM. MARK
Exec Dt:
03/19/1996
PENG, SYD S.
Exec Dt:
03/29/1996
CHEN, JINSHENG S.
Exec Dt:
03/22/1996
Assignee:
CYPRUS AMAX COAL COMPANY
9100 E. MINERAL CIRCLE
ENGLEWOOD, COLORADO 80112
Correspondent:
KLAAS, LAW, O'MEARA & MALKIN, P.C.
BRUCE E. DAHL
1999 BROADWAY
SUITE 2225
DENVER, CO 80202
Assignment: 2
Reel/Frame:
010206/0825Recorded: 08/30/1999Pages: 4
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
CYPRUS AMAX COAL COMPANY
Exec Dt:
06/30/1999
Assignee:
RAG AMERICAN COAL COMPANY
9100 E. MINERAL CIRCLE
ENGLEWOOD, COLORADO 80155
Correspondent:
DAHL & OSTERLOTH, LLP
BRUCE E. DAHL, ESQ.
600 SEVENTEENTH STREET
SUITE 950 SOUTH
DENVER, COLORADO 80202-5402
Assignment: 3
Reel/Frame:
015642/0450Recorded: 08/06/2004Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
FOUNDATION AMERICAN COAL COMPANY, LLC
Exec Dt:
07/30/2004
FOUNDATION COAL DEVELOPMENT CORPORATON
Exec Dt:
07/30/2004
FOUNDATION COAL WEST, INC.
Exec Dt:
07/30/2004
Assignee:
CITICORP NORTH AMERICA, INC.
2 PENNS WAY, SUITE 200
NEW CASTLE, DELAWARE 19720
Correspondent:
CORPORATION SEVICE COMPANY
TINA QUALLS
1133 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 4
Reel/Frame:
050147/0137Recorded: 08/23/2019Pages: 6
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
CITICORP NORTH AMERICA, INC.
Exec Dt:
08/21/2019
Assignees:
ALPHA AMERICAN COAL COMPANY, LLC (F/K/A FOUNDATION AMERICA COAL COMPANY, LLC, WHICH WAS F/K/A RAG AMERICAN COAL COMPANY, LLC)
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
DFDSTE, LLC (AS SUCCESSOR BY CONVERSION TO DFDSTE CORP., WHICH WAS F/K/A DRY SYSTEMS TECHNOLOGIES, INC., WHICH WAS F/K/A FOUNDATION COAL DEVELOPMENT CORPORATION, WHICH WAS F/K/A RAG COAL DEVELOPMENT CORPORATION)
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
ALPHA COAL WEST, LLC (SUCCESSOR BY CONVERSION TO ALPHA COAL WEST, INC., WHICH WAS F/K/A FOUNDATION COAL WEST, INC., WHICH WAS F/K/A RAG COAL WEST, INC.
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
Correspondent:
HUNTON ANDREWS KURTH LLP
951 EAST BYRD STREET
RIVERFRONT PLAZA, EAST TOWER
RICHMOND, VA 23219

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