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Patent Assignment Assignor Details
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Assignor Name : ROBERTS, JOHN D.
Total Assignments: 15
Assignment: 1
Reel/Frame:005259/0763   Pages: 3
Recorded: 03/23/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROBERTS, JOHN D.
Exec Dt:
03/22/1990
Assignee
1
LIFT-ALL COMPANY, INC.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5113551
NONE
07498271
Correspondence name and address
MARTIN FRUITMAN
311 E. ORANGE STREET
LANCASTER, PA 17602
Assignment: 2
Reel/Frame:007451/0749   Pages: 2
Recorded: 03/31/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARTER, THURMAN B.
Exec Dt:
03/29/1995
2
ROBERTS, JOHN D.
Exec Dt:
03/29/1995
Assignee
1
WEATHERFORD U.S., INC.
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5522461
NONE
08414338
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
#347
SPRING, TX 77379-7023
Assignment: 3
Reel/Frame:008029/0414   Pages: 2
Recorded: 06/03/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARTER, THURMAN B.
Exec Dt:
05/30/1996
2
ROBERTS, JOHN D.
Exec Dt:
06/03/1996
Assignee
1
WEATHERFORD U.S., INC.
1360 POST OAK BLVD.
SUITE 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5620051
NONE
08655087
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
# 347
SPRING, TX 77379-7023
Assignment: 4
Reel/Frame:008629/0652   Pages: 2
Recorded: 05/09/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAUGEN, DAVID M.
Exec Dt:
02/06/1997
2
MILLS, JOSEPH D.
Exec Dt:
01/31/1997
3
ROBERTS, JOHN D.
Exec Dt:
02/06/1997
4
LEE, MARK H.
Exec Dt:
01/31/1997
5
BLIZZARD, WILLIAM A., JR.
Exec Dt:
02/06/1997
6
SCHNITKER, MARK W.
Exec Dt:
02/27/1997
7
DELAGADO, STEVE R.
Exec Dt:
02/27/1997
8
JOHANTGES, PAUL J.
Exec Dt:
01/31/1997
9
CARTER, THURMAN B.
Exec Dt:
02/06/1997
10
PLEASANTS, CHARLES W.
Exec Dt:
02/06/1997
11
MCCLUNG, GUY L. III.
Exec Dt:
04/16/1997
Assignee
1
WEATHERFORD/LAMB, INC.
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5887655
NONE
08790543
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 5
Reel/Frame:008734/0168   Pages: 2
Recorded: 09/15/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADKINS, COURTNEY W.
Exec Dt:
05/12/1997
2
CARTER, THURMAN B.
Exec Dt:
05/06/1997
3
ROBERTS, JOHN D.
Exec Dt:
05/05/1997
4
BLIZZARD, JR. WILLIAM A.
Exec Dt:
05/09/1997
5
WARD, RICHARD M.
Exec Dt:
05/01/1997
Assignee
1
WEATHERFORD/LAMB, INC.
1360 POST OAK BLVD.
SUITE 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6116336
NONE
08845996
Correspondence name and address
GUY MCCLUNG-
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 6
Reel/Frame:010330/0018   Pages: 2
Recorded: 09/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARTER, THURMAN B.
Exec Dt:
05/06/1997
2
LUKE, MICHAEL A.
Exec Dt:
06/09/1997
3
ROBERTS, JOHN D.
Exec Dt:
05/05/1997
Assignee
1
WEATHERFORD/LAMB, INC.
1360 POST OAK BLVD.
SUITE 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6039118
NONE
08846456
Correspondence name and address
GUY MCCLUNG
# 347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 7
Reel/Frame:014859/0677   Pages: 2
Recorded: 07/16/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADKINS, COURTNEY W.
Exec Dt:
05/12/1997
2
CARTER, THURMAN B.
Exec Dt:
05/06/1997
3
ROBERTS, JOHN D.
Exec Dt:
05/05/1997
4
BLIZZARD, JR., WILLIAM A.
Exec Dt:
05/09/1997
5
WARD, RICHARD M.
Exec Dt:
05/01/1997
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6334487
NONE
09552533
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056-6582
Assignment: 8
Reel/Frame:009251/0562   Pages: 2
Recorded: 06/10/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARTER, THURMAN B.
Exec Dt:
05/14/1998
2
LUKE, MICHAEL
Exec Dt:
05/19/1998
3
ROBERTS, JOHN D.
Exec Dt:
05/18/1998
Assignee
1
WEATHERFORD/LAMB, INC.
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6070670
NONE
09053588
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 9
Reel/Frame:010039/0703   Pages: 2
Recorded: 06/21/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUCK, MARK D.
Exec Dt:
03/25/1999
2
BAILEY, THOMAS D.
Exec Dt:
05/13/1999
3
JOHNSON, MONTE
Exec Dt:
03/25/1999
4
ROBERTSON, ROBERT
Exec Dt:
03/25/1999
5
BERRY, ANDREW
Exec Dt:
03/29/1999
6
CARTER, THURMAN B.
Exec Dt:
03/31/1999
7
BLIZZARD, WILLIAM A.
Exec Dt:
03/29/1999
8
SINGLETON, TEME FORREST
Exec Dt:
04/14/1999
9
ROBERTS, JOHN D.
Exec Dt:
04/21/1999
10
SPIELMAN, WILLIAM
Exec Dt:
05/24/1999
11
HAUGEN, DAVID M.
Exec Dt:
05/10/1999
12
MCCLUNG, III, GUY L.
Exec Dt:
06/15/1999
Assignee
1
WEATHERFORD/LAMB, INC.
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6202752
NONE
09252504
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 10
Reel/Frame:010254/0700   Pages: 2
Recorded: 08/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROBERTS, JOHN D.
Exec Dt:
05/08/1999
2
DRECHSLER, JAN
Exec Dt:
05/08/1999
3
SALVERSEN, TOM
Exec Dt:
06/01/1999
4
UNSGAARD, TOM
Exec Dt:
06/02/1999
5
ENERSTVEDT, EIRIK
Exec Dt:
06/01/1999
6
BLIZZARD, WILLIAM A., JR.
Exec Dt:
04/30/1999
7
CARTER, THURMAN B.
Exec Dt:
04/23/1999
Assignee
1
WEATHERFORD/LAMB, INC.
1360 POST OAK BLVD., SUITE 1000
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6209636
NONE
09264546
Correspondence name and address
GUY MCCLUNG (GUY L. MCCLUNG, III)
16690 CHAMPION FOREST DR., #347
SPRING, TEXAS 77379-7023
Assignment: 11
Reel/Frame:010376/0017   Pages: 6
Recorded: 11/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROBERTS, JOHN D.
Exec Dt:
11/02/1999
2
LONGBOTTOM, JAMES
Exec Dt:
10/26/1999
3
HAUGEN, DAVID M.
Exec Dt:
10/25/1999
4
DAWSON, ALEX
Exec Dt:
10/28/1999
5
DUGUID, DAVID
Exec Dt:
03/11/1999
6
MIDDLETON, FRANK
Exec Dt:
11/04/1999
7
BINGHAM, BRIAN
Exec Dt:
10/27/1999
8
HORST, TODD
Exec Dt:
10/25/1999
Assignee
1
WEATHERFORD/LAMB, INC.
SUITEE 600, 515 POST OAK BOULEVARD
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6374918
US20010047872
09312140
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 12
Reel/Frame:011152/0906   Pages: 13
Recorded: 10/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUCK, MARC D.
Exec Dt:
10/03/2000
2
BAILEY, THOMAS D.
Exec Dt:
06/22/2000
3
JOHNSON, MONTE
Exec Dt:
06/21/2000
4
ROBERTSON, ROBERT E.
Exec Dt:
06/26/2000
5
BERRY, ANDREW
Exec Dt:
06/21/2000
6
CARTER, THURMAN B.
Exec Dt:
06/21/2000
7
BLIZZARD, WILLIAM A.
Exec Dt:
06/25/2000
8
SINGLETON, TEME FORREST
Exec Dt:
07/07/2000
9
ROBERTS, JOHN D.
Exec Dt:
07/06/2000
10
SPIELMAN, WILLIAM A.
Exec Dt:
06/22/2000
11
HAUGEN, DAVID M.
Exec Dt:
07/20/2000
12
MCCLUNG, GUY L. III
Exec Dt:
06/28/2000
Assignee
1
WEATHERFORD/LAMB, INC.
SUITE 1000
1360 POST OAK BLVD.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6547006
NONE
09587194
Correspondence name and address
GUY MCCLUNG (GUY L. MCCLUNG, III)
16690 CHAMPION FOREST DR. PMB 347
SPRING, TX 77379-7023
Assignment: 13
Reel/Frame:013033/0613   Pages: 5
Recorded: 06/24/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAUGEN, DAVID M.
Exec Dt:
06/17/2002
2
ROBERTS, JOHN D.
Exec Dt:
05/28/2002
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD.
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6695056
US20020170713
10079139
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
WILLIAM B. PATTERSON
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 14
Reel/Frame:013389/0421   Pages: 9
Recorded: 10/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILSON, PAUL
Exec Dt:
09/30/2002
2
GRAY, KEVIN L.
Exec Dt:
09/27/2002
3
ROBERTS, JOHN D.
Exec Dt:
09/26/2002
4
HOFFMAN, COREY E.
Exec Dt:
10/01/2002
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD.
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6886631
US20040020644
10212672
Correspondence name and address
MOSER, PATTERSON & SHERIDAN, L.L.P.
WILLIAM B. PATTERSON
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 15
Reel/Frame:015745/0643   Pages: 4
Recorded: 02/18/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FARRELL, NICHOLAS
Exec Dt:
12/10/2004
2
HEGMANS, ALEXANDER
Exec Dt:
12/18/2004
3
ROBERTS, JOHN D.
Exec Dt:
12/07/2004
Assignee
1
VIRGINIA COMMONWEALTH UNIVERSITY
800 E. LEIGH STREET, SUITE 113
RICHMOND, VIRGINIA 23284
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7579373
US20030114433
10225436
Correspondence name and address
WHITHAM, CURTIS & CHRISTOFFERSON, PC
RUTH TYLER-CROSS
11491 SUNSET HILLS ROAD, SUITE 340
RESTON, VA 20190

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