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Patent Assignment Assignee Details
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Assignee Name : CHAPARRAL STEEL COMPANY
Total Assignments: 9
Assignment: 1
Reel/Frame:004625/0562   Pages: 1
Recorded: 10/30/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROSTIK, LIBOR F.
Exec Dt:
10/27/1986
Assignee
1
CHAPARRAL STEEL COMPANY
300 WARD ROAD
A CORP OF DE
MIDLOTHIAN, TEXAS 76065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4744406
NONE
06924638
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW, GARRETT
& DUNNER, 1775 K ST., N. W.
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:006017/0721   Pages: 5
Recorded: 02/24/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FORWARD, GORDON E.
Exec Dt:
02/12/1990
2
ROSTIK, LIBOR F.
Exec Dt:
02/10/1992
3
SCHMELZLE, LLOYD M.
Exec Dt:
02/11/1992
Assignee
1
CHAPARRAL STEEL COMPANY
300 WARD ROAD
A CORPORATION OF DE
MIDLOTHIAN, TEXAS 76065-9651
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5082746
NONE
07511653
Correspondence name and address
ALFRED E. HALL
JONES, DAY, REAVIS & POGUE
2300 TRAMMELL CROW CENTER
2001 ROSS AVE.
DALLAS, TX 75201
Assignment: 3
Reel/Frame:005514/0518   Pages: 4
Recorded: 11/13/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ROSTIK, LIBOR F.
Exec Dt:
10/31/1990
2
SCHMELZLE, LLOYD M.
Exec Dt:
10/31/1990
3
FINK, PETER
Exec Dt:
10/31/1990
4
FIGGE, DIETER
Exec Dt:
10/31/1990
Assignees
1
MANNESMANN AKTIENGESELLSCHAFT
MANNESMANNUFER 2
4000 DUSSELDORF 1, GERMANY
2
CHAPARRAL STEEL COMPANY
300 WARD ROAD
MIDLOTHIAN, TEXAS 26065 - 9651
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5133205
NONE
07612420
Correspondence name and address
KENNETH R. ADAMO
JONES, DAY, REAVIS AND POGUE
2300 TRAMMEL CROW CENTER
2001 ROSS AVENUE
DALLAS, TX 75201
Assignment: 4
Reel/Frame:007827/0798   Pages: 2
Recorded: 01/16/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JAFFRE, RICHARD T.
Exec Dt:
01/08/1996
2
HUNT, HARRY D.
Exec Dt:
01/08/1996
Assignee
1
CHAPARRAL STEEL COMPANY
300 WARD ROAD
MIDLOTHIAN, TEXAS 76065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5685524
NONE
08587300
Correspondence name and address
JONES, DAY, REAVIS & POGUE
ALFRED E. HALL
2300 TRAMMELL CROW CENTER
2001 ROSS AVENUE
DALLAS, TEXAS 75201
Assignment: 5
Reel/Frame:010007/0809   Pages: 7
Recorded: 05/28/1999
Conveyance: FINAL AGREEMENT
Assignor
1
MANNESMANN DEMAG AG METALLURGY
Exec Dt:
04/15/1998
Assignee
1
CHAPARRAL STEEL COMPANY
300 WARD ROAD
MIDLOTHIAN, TEXAS 76065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5133205
NONE
07612420
Correspondence name and address
JONES, DAY, REAVIS & POGUE
ALFRED E. HALL
2300 TRAMMELL CROW CENTER
2001 ROSS AVENUE
DALLAS, TEXAS 75201
Assignment: 6
Reel/Frame:016030/0781   Pages: 3
Recorded: 11/23/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HARTMAN, RICHARD J.
Exec Dt:
11/23/2004
Assignee
1
CHAPARRAL STEEL COMPANY
1341 WEST MOCKINGBIRD
SUITE 700
DALLAS, TEXAS 75247
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7018140
NONE
10995656
Correspondence name and address
PHILLIPS LYTLE LLP
INTELLECUTAL PROPERTY GROUP
3400 HSBC CENTER
BUFFALO, NY 14203
Assignment: 7
Reel/Frame:017115/0530   Pages: 2
Recorded: 02/03/2006
Attorney Dkt #:966477006001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TEXAS INDUSTRIES, INC.
Exec Dt:
02/03/2006
Assignee
1
CHAPARRAL STEEL COMPANY
300 WARD ROAD
MIDLOTHIAN, TEXAS 76065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6860392
US20040060847
10260949
Correspondence name and address
MICHELLE MCMULLEN, JONES DAY
2727 NORTH HARWOOD STREET
DALLAS, TX 75201-1515
Assignment: 8
Reel/Frame:020227/0877   Pages: 4
Recorded: 12/11/2007
Conveyance: CONFIRMATORY ASSIGNMENT
Assignor
1
HARTMAN, RICHARD J.
Exec Dt:
09/13/2007
Assignee
1
CHAPARRAL STEEL COMPANY
300 WARD ROAD
MIDLOTHIAN, TEXAS 76065
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
7168891
US20060115336
11332916
 
7360969
US20070092342
11637973
Correspondence name and address
ROWLAND RICHARDS, ESQ.
PHILLIPS LYTLE LLP
INTELLECTUAL PROPERTY GROUP
3400 HSBC CENTER
BUFFALO, NEW YORK 14203
Assignment: 9
Reel/Frame:026120/0382   Pages: 8
Recorded: 04/13/2011
Attorney Dkt #:1809.33
Conveyance: RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor
1
BANK OF AMERICA, N.A., AS AGENT
Exec Dt:
04/11/2011
Assignees
1
GERDAU AMERISTEEL US INC.
4221 WEST BOY SCOUT BLVD.
SUITE 600
TAMPA, FLORIDA 33607
2
CHAPARRAL STEEL COMPANY
4221 WEST BOY SCOUT BLVD.
SUITE 600
TAMPA, FLORIDA 33607
3
GERDAU AMERISTEEL WC, INC.
4221 WEST BOY SCOUT BLVD.
SUITE 600
TAMPA, FLORIDA 33607
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4824492
NONE
07137105
 
5082746
NONE
07511653
 
5139568
NONE
07768781
 
6219990
NONE
09056307
 
6035683
NONE
09112709
 
6396109
NONE
09388943
 
6420014
NONE
09473757
 
6786980
US20030173006
10096601
 
6860392
US20040060847
10260949
 
7018140
NONE
10995656
 
NONE
US20060000183
11165852
 
7168891
US20060115336
11332916
 
7360969
US20070092342
11637973
Correspondence name and address
STEVEN L. SCHAAF, PARALEGAL
285 PEACHTREE CENTER AVENUE, N.E.
SUITE 1500
ATLANTA, GA 30303

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