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Patent Assignment Assignee Details
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Assignee Name : WEATHERFORD U.S., INC.
Total Assignments: 30
Assignment: 1
Reel/Frame:004281/0600   Pages: 4
Recorded: 07/16/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/06/1984
2
Exec Dt:
07/06/1984
Assignee
1
A DE CORP.
HOUSTON, TEXAS
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
06601938
 
NONE
06601938
 
NONE
06601938
Correspondence name and address
FREDERICK D. HAMILTON
VINSON & ELKINS
2900 FIRST CITY TOWER
HOUSTON, TX 77002-6760
Assignment: 2
Reel/Frame:004655/0314   Pages: 3
Recorded: 01/15/1987
Conveyance: RELEASED BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/31/1986
Assignee
1
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
06147061
 
NONE
06338515
 
NONE
06418570
 
NONE
06581341
 
NONE
06625023
 
NONE
06661398
 
NONE
06701753
 
NONE
06732379
 
NONE
06821026
 
NONE
06835279
 
NONE
06835516
 
NONE
06866765
Correspondence name and address
FULBRIGHT & JAWORSKI
1301 MCKINNEY WEST
HOUSTON, TEXAS 77010
Assignment: 3
Reel/Frame:004750/0704   Pages: 1
Recorded: 07/27/1987
Conveyance: RELEASED BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/31/1986
Assignee
1
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06359246
Correspondence name and address
FULBRIGHT & JAWORSKI
1301 MCKINNEY ST.
HOUSTON, TX 77010
Assignment: 4
Reel/Frame:005296/0388   Pages: 87
Recorded: 05/10/1990
Conveyance: RELEASED BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/06/1990
Assignee
1
1200 WEATHERFORD TOWER
1360 POST OAK BOULEVARD, A DE CORP.
HOUSTON, TEXAS 77056
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
05231208
 
NONE
06014016
 
NONE
06238988
 
NONE
06597852
 
NONE
06601938
 
NONE
06801718
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
Correspondence name and address
WEATHERFORD INTERNATIONAL INCORPORATED
1360 POST OAK BLVD., STE. 1000
P.O. BOX 27608
HOUSTON, TX 77227
Assignment: 5
Reel/Frame:005423/0385   Pages: 3
Recorded: 08/30/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/30/1990
Assignee
1
A CORP. OF DE.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07575182
Correspondence name and address
PRAVEL, GAMBRELL, HEWITT, KIMBALL
AND KRIEGER
ATTN; GUY MC CLUNG
1177 WEST LOOP SOUTH, SUITE 1010
HOUSTON, TX 77027
Assignment: 6
Reel/Frame:005425/0279   Pages: 3
Recorded: 08/30/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/30/1990
Assignee
1
A CORP. OF DE
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07575125
Correspondence name and address
PRAVEL, GAMBRELL, HEWITT,
KIMBALL & KRIEGER
1177 WEST LOOP SOUTH
SUITE 1010
HOUSTON, TX 77027
Assignment: 7
Reel/Frame:006663/0918   Pages: 5
Recorded: 08/30/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/31/1993
Assignee
1
SUITE 1000 1360 POST OAK BLVD.
HOUSTON, TX 77056
TEXAS
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
05582611
 
NONE
06102790
 
NONE
06210479
 
NONE
06638700
 
NONE
06942979
 
NONE
07111222
 
NONE
07671812
 
NONE
07878734
 
NONE
07951305
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
HOUSTON, TX 77379-7023
Assignment: 8
Reel/Frame:006634/0581   Pages: 2
Recorded: 06/23/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/23/1993
Assignee
1
SUITE 1000 1360 POST OAK BLVD.
HOUSTON, TX 77056
TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08082256
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379
Assignment: 9
Reel/Frame:006693/0887   Pages: 2
Recorded: 09/10/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/09/1993
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08119813
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379-7023
Assignment: 10
Reel/Frame:006693/0889   Pages: 2
Recorded: 09/10/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/09/1993
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08119813
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379-7023
Assignment: 11
Reel/Frame:006704/0484   Pages: 3
Recorded: 10/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/24/1993
Assignee
1
1360 POST OAK BLVD.
SUITE 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07945669
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TEXAS 77379-7023
Assignment: 12
Reel/Frame:006739/0358   Pages: 2
Recorded: 09/30/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/29/1993
Assignee
1
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08129660
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379-7023
Assignment: 13
Reel/Frame:006746/0366   Pages: 3
Recorded: 11/01/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/08/1993
2
Exec Dt:
10/01/1993
Assignee
1
1360 POST OAK BLVD., SUITE 100
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08082256
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379-7023
Assignment: 14
Reel/Frame:006930/0407   Pages: 3
Recorded: 03/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/11/1994
2
Exec Dt:
03/08/1994
3
Exec Dt:
03/15/1994
Assignee
1
1360 POST OAK BLVD.
STE. 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08210697
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DRIVE
STE. 347
SPRING, TX 77379-7023
Assignment: 15
Reel/Frame:006929/0393   Pages: 2
Recorded: 03/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/15/1994
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08215095
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379-7023
Assignment: 16
Reel/Frame:006968/0187   Pages: 9
Recorded: 04/26/1994
Conveyance: RELEASE FROM SECURITY AGREEMENT
Assignor
1
Exec Dt:
04/15/1994
Assignee
1
1360 POST OAK BLVD., SUITE 1000
HOUSTON, TEXAS 77056
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
05890034
 
NONE
06024523
 
NONE
06102790
 
NONE
06177398
 
NONE
06210479
 
NONE
06601938
 
NONE
06638700
 
NONE
06796665
 
NONE
06801521
 
NONE
06820544
 
NONE
06845613
 
NONE
06903818
 
NONE
06942979
 
NONE
07056488
 
NONE
07111222
 
NONE
07126193
 
NONE
07152934
 
NONE
07261385
 
NONE
07357121
 
NONE
07424092
 
NONE
07517925
 
NONE
07668199
 
NONE
07671812
 
NONE
07700622
 
NONE
07774048
 
NONE
07797682
 
NONE
07855561
 
NONE
07856098
 
NONE
07878784
 
NONE
07951305
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
 
NONE
UNAVAILABLE
Correspondence name and address
FULBRIGHT & JAWORSKI L.L.P.
JOHN M. MINGS
1301 MCKINNEY
#5100
HOUSTON, TX 77010-3095
Assignment: 17
Reel/Frame:007015/0448   Pages: 2
Recorded: 06/02/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/17/1994
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08225384
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DRIVE
SPRING, TEXAS 77379-7023
Assignment: 18
Reel/Frame:007134/0527   Pages: 2
Recorded: 09/06/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/02/1994
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08300917
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 19
Reel/Frame:007245/0390   Pages: 2
Recorded: 10/12/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/04/1994
Assignee
1
SUITE 1000, 1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08321557
Correspondence name and address
GUY MCCLUNG
SUITE 347
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379
Assignment: 20
Reel/Frame:007451/0749   Pages: 2
Recorded: 03/31/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/29/1995
2
Exec Dt:
03/29/1995
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08414338
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
#347
SPRING, TX 77379-7023
Assignment: 21
Reel/Frame:007475/0393   Pages: 2
Recorded: 03/31/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/29/1995
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08414201
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 22
Reel/Frame:007532/0210   Pages: 2
Recorded: 06/15/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/30/1995
2
Exec Dt:
05/30/1995
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08429763
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 23
Reel/Frame:007654/0694   Pages: 2
Recorded: 08/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/31/1995
2
Exec Dt:
08/14/1995
3
Exec Dt:
08/03/1995
4
Exec Dt:
07/31/1995
Assignee
1
SUITE 1000, 1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08484171
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 24
Reel/Frame:007671/0124   Pages: 2
Recorded: 09/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/22/1995
Assignee
1
1360 POST OAK BLVD., STE. 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08532474
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 25
Reel/Frame:008028/0658   Pages: 3
Recorded: 07/05/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/09/1995
2
Exec Dt:
11/01/1995
3
Exec Dt:
11/15/1995
4
Exec Dt:
11/28/1995
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08513147
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 26
Reel/Frame:007728/0485   Pages: 2
Recorded: 10/12/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/12/1995
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08542489
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379-7023
Assignment: 27
Reel/Frame:007767/0900   Pages: 2
Recorded: 12/14/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/27/1995
2
Exec Dt:
11/27/1995
3
Exec Dt:
11/27/1995
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08532180
Correspondence name and address
GUY MCCLUNG
# 347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 28
Reel/Frame:008029/0414   Pages: 2
Recorded: 06/03/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/30/1996
2
Exec Dt:
06/03/1996
Assignee
1
1360 POST OAK BLVD.
SUITE 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08655087
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
# 347
SPRING, TX 77379-7023
Assignment: 29
Reel/Frame:008030/0651   Pages: 2
Recorded: 06/10/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/30/1996
2
Exec Dt:
06/03/1996
Assignee
1
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08660813
Correspondence name and address
GUY MCCLUNG
# 347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 30
Reel/Frame:008288/0441   Pages: 2
Recorded: 11/22/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/04/1996
2
Exec Dt:
10/31/1996
Assignee
1
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08704994
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DRIVE
SPRING, TEXAS 77379-7023

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