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Total Assignments: 28
Patent #:
6132497
Issue Dt:
10/17/2000
Application #:
09208532
Filing Dt:
12/09/1998
Inventor:
RANDALL L. CONKLIN
Title:
DUST SUPPRESSION SYSTEM
Assignment: 1
Reel/Frame:
009793/0092Recorded: 03/01/1999Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
CONKLIN, RANDALL L.
Exec Dt:
12/07/1998
Assignee:
CYPRUS AMAX MINERALS COMPANY
9100 E. MINERAL CIRCLE
ENGLEWOOD, COLORADO 80155
Correspondent:
KLAAS, LAW, O'MEARA & MALKIN
BRUCE E. DAHL, ESQ.
1999 BROADWAY, SUITE 2225
DENVER, COLORADO 80202
Assignment: 2
Reel/Frame:
009793/0094Recorded: 03/01/1999Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
CYPRUS AMAX MINERALS COMPANY
Exec Dt:
02/18/1999
Assignee:
CYPRUS AMAX COAL COMPANY
9100 E. MINERAL CIRCLE
ENGLEWOOD, COLORADO 80155
Correspondent:
KLAAS, LAW, O'MEARA & MALKIN
BRUCE E. DAHL, ESQ.
1999 BROADWAY, SUITE 2225
DENVER, CO 80202
Assignment: 3
Reel/Frame:
010213/0611Recorded: 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: 4
Reel/Frame:
015819/0535Recorded: 09/27/2004Pages: 5
Conveyance:
CERTIFICATE OF CONVERSION
Assignor:
RAG AMERICAN COAL COMPANY
Exec Dt:
03/10/2004
Assignee:
RAG AMERICAN COAL COMPANY, LLC
999 CORPORATE BOULEVARD
LINTHICUM HEIGHTS, MARYLAND 21090
Correspondent:
FOUNDATION COAL CORPORATION
BRUCE E. DAHL
999 CORPORATE BOULEVARD, #300
LINTHICUM HEIGHTS, MD 21090
Assignment: 5
Reel/Frame:
015819/0382Recorded: 09/27/2004Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
RAG AMERICAN COAL COMPANY, LLC
Exec Dt:
07/14/2004
Assignee:
FOUNDATION AMERICAN COAL COMPANY, LLC
999 CORPORATE BOULEVARD
LINTHICUM HEIGHTS, MARYLAND 21090
Correspondent:
FOUNDATION COAL CORPORATION
999 CORPORATE BOULEVARD, #300
LINTHICUM HEIGHTS, MD 21090
Assignment: 6
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: 7
Reel/Frame:
026260/0401Recorded: 05/11/2011Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
FOUNDATION AMERICAN COAL COMPANY, LLC
Exec Dt:
07/31/2009
Assignee:
ALPHA AMERICAN COAL COMPANY, LLC
ONE ALPHA PLACE
ATTN: LEGAL
ABINGDON, VIRGINIA 24210
Correspondent:
MONIKA J HUSSELL
900 LEE STREET, SUITE 600
CHARLESTON, WV 25301
Assignment: 8
Reel/Frame:
026372/0143Recorded: 06/01/2011Pages: 8
Conveyance:
SECURITY AGREEMENT
Assignors:
ALPHA COAL WEST, INC.
Exec Dt:
06/01/2011
ALPHA AMERICAN COAL COMPANY, LLC
Exec Dt:
06/01/2011
DRY SYSTEMS TECHNOLOGIES, INC.
Exec Dt:
06/01/2011
Assignee:
CITICORP NORTH AMERICA, INC., AS COLLATERAL AGENT
2 PENNS WAY, SUITE 200
NEW CASTLE, DELAWARE 19720
Correspondent:
JAMES P. MURPHY, LEGAL ASSISTANT
80 PINE STREET
CAHILL GORDON & REINDEL LLP
NEW YORK, NY 10005
Assignment: 9
Reel/Frame:
032957/0196Recorded: 05/23/2014Pages: 9
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
ALPHA AMERICAN COAL COMPANY, LLC., AS PLEDGOR
Exec Dt:
05/20/2014
ALPHA COAL WEST, INC., AS PLEDGOR
Exec Dt:
05/20/2014
ALPHA EUROPEAN SALES, INC., AS PLEDGOR
Exec Dt:
05/20/2014
DRY SYSTEMS TECHNOLOGIES, INC., AS PLEDGOR
Exec Dt:
05/20/2014
ALPHA APPALACHIA HOLDINGS, INC., AS PLEDGOR
Exec Dt:
05/20/2014
Assignee:
WILMINGTON TRUST NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
50 SOUTH SIXTH STREET, SUITE 1290
MINNEAPOLIS, MINNESOTA 55402
Correspondent:
KEN TAN, LEGAL ASSISTANT
80 PINE STREET
C/O CAHILL GORDON & REINDEL LLP
NEW YORK, NY 10005
Assignment: 10
Reel/Frame:
036658/0955Recorded: 09/22/2015Pages: 7
Conveyance:
PATENT SECURITY AGREEMENT
Assignors:
ALPHA NATURAL RESOURCES, INC.
Exec Dt:
09/21/2015
ALPHA COAL WEST, INC.
Exec Dt:
09/21/2015
ALPHA AMERICAN COAL COMPANY, LLC
Exec Dt:
09/21/2015
ALPHA EUROPEAN SALES, INC.
Exec Dt:
09/21/2015
Assignee:
CITIBANK, N.A.
390 GREENWICH STREET
NEW YORK, NEW YORK 10013
Correspondent:
JOANNA MCCALL
1025 VERMONT AVE NW, SUITE 1130
NATIONAL CORPORATE RESEARCH, LTD
WASHINGTON, DC 20005
Assignment: 11
Reel/Frame:
039515/0764Recorded: 08/01/2016Pages: 6
Conveyance:
RELEASE OF SECURITY INTEREST IN PATENT RIGHTS
Assignor:
CITIBANK, N.A.
Exec Dt:
07/26/2016
Assignees:
ALPHA NATURAL RESOURCES, INC.
ONE ALPHA PLACE
BRISTOL, VIRGINIA 24202
ALPHA COAL WEST, INC.
2273 BISHOP ROAD
GILLETTE, WEST VIRGINIA 82718
ALPHA AMERICAN COAL COMPANY, LLC
ONE ALPHA PLACE
BRISTOL, VIRGINIA 24202
ALPHA EUROPEAN SALES, INC.
ONE ALPHA PLACE
BRISTOL, VIRGINIA 24202
Correspondent:
DARLENA BARI STARK
1025 VERMONT AVE NW, SUITE 1130
NATIONAL CORPORATE RESEARCH, LTD.
WASHINGTON, DC 20005
Assignment: 12
Reel/Frame:
041564/0732Recorded: 03/14/2017Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
ALPHA AMERICAN COAL COMPANY, LLC
Exec Dt:
07/26/2016
Assignee:
CONTURA COAL WEST, LLC
340 MARTIN LUTHER KING, JR. BLVD.
BRISTOL, TENNESSEE 37620
Correspondent:
MONIKA L JAENSSON
707 VIRGINIA STREET, SUITE 1300
CHARLESTON, WV 25301
Assignment: 13
Reel/Frame:
039713/0063Recorded: 08/17/2016Pages: 7
Conveyance:
PATENT SECURITY AGREEMENT
Assignor:
CONTURA COAL WEST, LLC
Exec Dt:
07/26/2016
Assignee:
WILMINGTON TRUST NATIONAL ASSOCIATION, AS COLLATERAL AGENT
50 SOUTH SIXTH STREET, SUITE 1290
MINNEAPOLIS, MINNESOTA 55402
Correspondent:
JOANNA MCCALL
1025 VERMONT AVE NW, SUITE 1130
NATIONAL CORPORATE RESEARCH, LTD
WASHINGTON, DC 20005
Assignment: 14
Reel/Frame:
039713/0083Recorded: 08/17/2016Pages: 7
Conveyance:
PATENT SECURITY AGREEMENT
Assignor:
CONTURA COAL WEST, LLC
Exec Dt:
07/26/2016
Assignee:
WILMINGTON TRUST NATIONAL ASSOCIATION, AS COLLATERAL AGENT
50 SOUTH SIXTH STREET, SUITE 1290
MINNEAPOLIS, MINNESOTA 55402
Correspondent:
JOANNA MCCALL
1025 VERMONT AVE NW, SUITE 1130
NATIONAL CORPORATE RESEARCH, LTD
WASHINGTON, DC 20005
Assignment: 15
Reel/Frame:
041639/0437Recorded: 03/20/2017Pages: 4
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
WILMINGTON TRUST, NATIONAL ASSOCIATION
Exec Dt:
03/17/2017
Assignee:
CONTURA COAL WEST, LLC
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
Correspondent:
HUNTON & WILLIAMS LLP
952 EAST BYRD STREET, EAST TOWER
RIVERFRONT PLAZA, EAST TOWER
RICHMOND, VA 23219-4074
Assignment: 16
Reel/Frame:
041639/0725Recorded: 03/20/2017Pages: 5
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
WILMINGTON TRUST, NATIONAL ASSOCIATION
Exec Dt:
03/17/2017
Assignee:
CONTURA COAL WEST, LLC
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
Correspondent:
HUNTON & WILLIAMS LLP
951 EAST BYRD STREET
RIVERFRONT PLAZA, EAST TOWER
RICHMOND, VA 23219-4074
Assignment: 17
Reel/Frame:
043158/0107Recorded: 07/11/2017Pages: 4
Conveyance:
TERMINATION OF PATENT SECURITY INTEREST AT REEL/FRAME NO. 039713/0063
Assignor:
WILMINGTON TRUST, NATIONAL ASSOCIATION
Exec Dt:
03/17/2017
Assignee:
CONTURA COAL WEST, LLC
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
Correspondent:
LATHAM & WATKINS LLP
650 TOWN CENTER DRIVE, 20TH FLOOR
COSTA MESA, CA 92626
Assignment: 18
Reel/Frame:
043158/0212Recorded: 07/11/2017Pages: 5
Conveyance:
TERMINATION OF PATENT SECURITY INTEREST AT REEL/FRAME NO. 039713/0083
Assignor:
WILMINGTON TRUST, NATIONAL ASSOCIATION
Exec Dt:
03/17/2017
Assignee:
CONTURA COAL WEST, LLC
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
Correspondent:
LATHAM & WATKINS LLP
650 TOWN CENTER DRIVE, 20TH FLOOR
COSTA MESA, CA 92626
Assignment: 19
Reel/Frame:
043176/0823Recorded: 07/12/2017Pages: 6
Conveyance:
PATENT SECURITY AGREEMENT
Assignor:
CONTURA COAL WEST, LLC
Exec Dt:
03/17/2017
Assignee:
JEFFERIES FINANCE LLC, AS COLLATERAL AGENT
520 MADISON AVENUE
NEW YORK, NEW YORK 10022
Correspondent:
LATHAM & WATKINS LLP
650 TOWN CENTER DRIVE, 20TH FLOOR
COSTA MESA, CA 92626
Assignment: 20
Reel/Frame:
041844/0117Recorded: 04/04/2017Pages: 5
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
CITICORP NORTH AMERICA, INC.
Exec Dt:
04/03/2017
Assignees:
ALPHA COAL WEST, INC.
2273 BISHOP ROAD
GILLETTE, WYOMING 82718
ALPHA AMERICAN COAL COMPANY, LLC
2273 BISHOP ROAD
GILLETTE, WYOMING 82718
DRY SYSTEMS TECHNOLOGIES, INC.
2273 BISHOP ROAD
GILLETTE, WYOMING 82718
Correspondent:
HUNTON & WILLIAMS LLP
951 EAST BYRD STREET
RIVERFRONT PLAZA, EAST TOWER
RICHMOND, VA 23219-4074
Assignment: 21
Reel/Frame:
041844/0407Recorded: 04/04/2017Pages: 5
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
CITICORP NORTH AMERICA, INC.
Exec Dt:
04/03/2017
Assignees:
FOUNDATION AMERICAN COAL COMPANY, LLC
2273 BISHOP ROAD
GILLETTE, WYOMING 82718
FOUNDATION COAL DEVELOPMENT CORPORATION
2273 BISHOP ROAD
GILLETTE, WYOMING 82718
FOUNDATION COAL WEST, INC.
2273 BISHOP ROAD
GILLETTE, WYOMING 82718
Correspondent:
HUNTON & WILLIAMS LLP
951 EAST BYRD STREET
RIVERFRONT PLAZA, EAST TOWER
RICHMOND, VA 23219-4074
Assignment: 22
Reel/Frame:
042143/0857Recorded: 04/03/2017Pages: 6
Conveyance:
PATENT SECURITY AGREEMENT
Assignor:
CONTURA COAL WEST, LLC
Exec Dt:
04/03/2017
Assignee:
CITIBANK, N.A.
388 GREENWICH STREET
NEW YORK, NEW YORK 10013
Correspondent:
THOMAS P. MASTORAS
WEIL, GOTSHAL & MANGES LLP
767 FIFTH AVENUE
NEW YORK, NY 10153
Assignment: 23
Reel/Frame:
047494/0342Recorded: 11/09/2018Pages: 6
Conveyance:
AMENDED AND RESTATED PATENT SECURITY AGREEMENT
Assignor:
CONTURA COAL WEST, LLC
Exec Dt:
11/09/2018
Assignee:
JEFFERIES FINANCE LLC, AS COLLATERAL AGENT
520 MADISON AVENUE
NEW YORK, NEW YORK 10022
Correspondent:
LATHAM & WATKINS LLP
650 TOWN CENTER DRIVE, 20TH FLOOR
COSTA MESA, CA 92626
Assignment: 24
Reel/Frame:
047494/0728Recorded: 11/09/2018Pages: 7
Conveyance:
PATENT SECURITY AGREEMENT
Assignors:
CONTURA COAL WEST, LLC
Exec Dt:
11/09/2018
ALPHA NATURAL RESOURCES, LLC
Exec Dt:
11/09/2018
Assignee:
CITIBANK, N.A., AS COLLATERAL AGENT
388 GREENWICH STREET
NEW YORK, NEW YORK 10013
Correspondent:
CHRISTINA O'CONNELL
WEIL, GOTSHAL & MANGES LLP
767 FIFTH AVENUE
NEW YORK, NY 10153
Assignment: 25
Reel/Frame:
049472/0984Recorded: 06/14/2019Pages: 9
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
JEFFERIES FINANCE LLC
Exec Dt:
06/14/2019
Assignees:
ALPHA NATURAL RESOURCES, LLC
340 MARTIN LUTHER KING JR., BLVD
BRISTOL, TENNESSEE 37620
CONTURA COAL WEST, LLC
2273 BISHOP ROAD
GILLETTE, WYOMING 82718
CONTURA ENERGY, INC
340 MARTIN LUTHER KING JR., BLVD
BRISTOL, TENNESSEE 37620
PARAMONT CONTURA, LLC
5703 CRUTCHFIELD DRIVE
NORTON, VIRGINIA 24273
Correspondent:
AKIN GUMP STRAUSS HAUER & FELD LLP
2001 K STREET N.W.
WASHINGTON, DC 20006
Assignment: 26
Reel/Frame:
050137/0246Recorded: 08/22/2019Pages: 6
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignors:
ALPHA COAL WEST, LLC (AS SUCCESSOR BY CONVERSION TO ALPHA COAL WEST, INC.)
Exec Dt:
08/21/2019
ALPHA AMERICAN COAL COMPANY, LLC
Exec Dt:
08/21/2019
DFDSTE, LLC (AS SUCCESSOR BY CONVERSION TO DFDSTE CORP., F/K/A DRY SYSTEMS TECHNOLOGIES, INC.)
Exec Dt:
08/21/2019
Assignee:
CITICORP NORTH AMERICA, INC.
388 GREENWICH STREET
NEW YORK, NEW YORK 10013
Correspondent:
HUNTON ANDREWS KURTH LLP
951 EAST BYRD STREET
RIVERFRONT PLAZA, EAST TOWER
RICHMOND, VA 23219
Assignment: 27
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
Assignment: 28
Reel/Frame:
050161/0235Recorded: 08/26/2019Pages: 8
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE CONVEYING AND RECEIVING PARTY DATA PREVIOUSLY RECORDED AT REEL: 050137 FRAME: 0246. ASSIGNOR(S) HEREBY CONFIRMS THE RELEASE OF SECURITY INTEREST.
Assignor:
CITICORP NORTH AMERICA, INC.
Exec Dt:
08/21/2019
Assignees:
ALPHA COAL WEST, LLC (AS SUCCESSOR BY CONVERSION TO ALPHA COAL WEST, INC.)
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
ALPHA AMERICAN COAL COMPANY, LLC
340 MARTIN LUTHER KING JR. BLVD.
BRISTOL, TENNESSEE 37620
DFDSTE, LLC (AS SUCCESSOR BY CONVERSION TO DFDSTE CORP., F/K/A DRY SYSTEMS TECHNOLOGIES, 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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