skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : U.S. STEEL MINING COMPANY, LLC
Total Assignments: 14
Assignment: 1
Reel/Frame:012092/0800   Pages: 2
Recorded: 08/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6280000
NONE
09197687
Correspondence name and address
BAKER BOTTS L.L.P.
BRIAN W. OAKS
2001 ROSS AVENUE, SUITE 600
DALLAS, TX 75201-2980
Assignment: 2
Reel/Frame:012097/0449   Pages: 2
Recorded: 08/21/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6357523
NONE
09444029
Correspondence name and address
BAKER BOTTS L.P.
TERRY J. STALFORD, ESQ.
2001 ROSS AVENUE, SUITE 600
DALLAS, TEXAS 75201-2980
Assignment: 3
Reel/Frame:016926/0855   Pages: 3
Recorded: 12/22/2005
Attorney Dkt #:17601-003010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
6454000
NONE
09696338
 
6598686
NONE
09769098
 
6732792
US20020148647
09788897
 
6478085
US20010015574
09789956
 
6439320
US20010010432
09791033
 
6561288
US20020134546
09885219
 
6575235
US20020117297
10123556
 
6604580
US20020108746
10123561
 
6688388
US20020148613
10165625
 
6668918
US20020148605
10165627
 
6679322
NONE
10256412
 
6964298
US20040149432
10761629
Correspondence name and address
JOSHUA A. GRISWOLD
1717 MAIN STREET, SUITE 5000
FISH & RICHARDSON P.C.
DALLAS, TX 75201
Assignment: 4
Reel/Frame:016926/0873   Pages: 3
Recorded: 12/22/2005
Attorney Dkt #:17601-003009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
8376052
US20020096336
10003917
 
7025154
US20040055787
10323192
 
8297377
US20040108110
10630345
 
6976533
US20040031609
10641856
 
8434568
US20050257962
11188250
Correspondence name and address
JOSHUA A. GRISWOLD
1717 MAIN STREET, SUITE 5000
FISH & RICHARDSON P.C.
DALLAS, TX 75201
Assignment: 5
Reel/Frame:017337/0885   Pages: 2
Recorded: 03/21/2006
Attorney Dkt #:17601-003011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060096755
11312041
Correspondence name and address
JOSHUA A. GRISWOLD
FISH & RICHARDSON P.C.
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 6
Reel/Frame:020535/0801   Pages: 2
Recorded: 02/20/2008
Attorney Dkt #:17601-043002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8464784
US20080060799
11981971
Correspondence name and address
DARIEN REDDICK, FISH & RICHARDSON PC
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 7
Reel/Frame:020536/0097   Pages: 2
Recorded: 02/20/2008
Attorney Dkt #:17601043003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8316966
US20080060807
11982086
Correspondence name and address
DARIEN REDDICK, FISH & RICHARDSON PC
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 8
Reel/Frame:020536/0160   Pages: 2
Recorded: 02/20/2008
Attorney Dkt #:17601-043004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8469119
US20080060571
11982182
Correspondence name and address
DARIEN REDDICK, FISH & RICHARDSON PC
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 9
Reel/Frame:020536/0231   Pages: 2
Recorded: 02/20/2008
Attorney Dkt #:17601-043005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8479812
US20080066903
11982181
Correspondence name and address
DARIEN REDDICK, FISH & RICHARDSON PC
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 10
Reel/Frame:020536/0288   Pages: 2
Recorded: 02/20/2008
Attorney Dkt #:17601-043006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8371399
US20080060805
11982191
Correspondence name and address
DARIEN REDDICK, FISH & RICHARDSON PC
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 11
Reel/Frame:020536/0386   Pages: 2
Recorded: 02/20/2008
Attorney Dkt #:17601-043007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8505620
US20080060806
11982249
Correspondence name and address
DARIEN REDDICK, FISH & RICHARDSON PC
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 12
Reel/Frame:020536/0400   Pages: 2
Recorded: 02/20/2008
Attorney Dkt #:17601-043008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280
DALLAS, TEXAS 75240-7656
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8291974
US20080060804
11982015
Correspondence name and address
DARIEN REDDICK, FISH & RICHARDSON PC
1717 MAIN STREET, SUITE 5000
DALLAS, TX 75201
Assignment: 13
Reel/Frame:021573/0264   Pages: 2
Recorded: 09/23/2008
Attorney Dkt #:17601-0003012;0003013
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
1001 MCKINNEY ST., SUITE 1600
HOUSTON, TEXAS 75254
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
8511372
US20080121399
11981939
 
8297350
US20080060800
11982232
Correspondence name and address
FISH & RICHARDSON P.C.
P.O. BOX 1022
JENNIFER PREUSS
DALLAS, TX 55440-1022
Assignment: 14
Reel/Frame:023130/0339   Pages: 2
Recorded: 08/21/2009
Attorney Dkt #:17601-0043009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
U.S. STEEL MINING COMPANY, LLC
Exec Dt:
07/17/2001
Assignee
1
CDX GAS, LLC
1001 MCKINNEY STREET, SUITE 1600
HOUSTON, TEXAS 77002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8376039
US20090084534
12313652
Correspondence name and address
JENNIFER PREUSS PIERCE, PATENT PARALEGAL
P.O. BOX 1022
FISH & RICHARDSON P.C.
MINNEAPOLIS, MN 55440-1022

Search Results as of: 05/16/2024 12:49 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT