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Patent Assignment Assignor Details
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Assignor Name : GRIGAR, LARRY L.
Total Assignments: 8
Assignment: 1
Reel/Frame:004327/0895   Pages: 2
Recorded: 10/24/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GRIGAR, LARRY L.
Exec Dt:
10/22/1984
2
MILLER, CARL B.
Exec Dt:
10/22/1984
Assignee
1
HALLIBURTON COMPANY A DE CORP.
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
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4574892
NONE
06664126
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77242
Assignment: 2
Reel/Frame:004410/0323   Pages: 2
Recorded: 05/28/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MILLER, CARL B.
Exec Dt:
05/24/1985
2
LUKE, ROBERT R.
Exec Dt:
05/24/1985
3
SMITH, MICHAEL L.
Exec Dt:
05/24/1985
4
GRIGAR, LARRY L.
Exec Dt:
05/24/1985
Assignee
1
HALLIBURTON COMPANY
A DE CORP
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4629001
NONE
06737958
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77242
Assignment: 3
Reel/Frame:004546/0013   Pages: 2
Recorded: 03/31/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GRIGAR, LARRY L.
Exec Dt:
03/26/1986
Assignee
1
HALLIBURTON COMPANY, A CORP OF DELAWARE
DUNCAN, STEPHENS, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4664184
NONE
06846548
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77242
Assignment: 4
Reel/Frame:004646/0580   Pages: 3
Recorded: 12/22/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LUKE, ROBERT R.
Exec Dt:
10/16/1986
2
BARKER, JAMES M.
Exec Dt:
09/22/1986
3
SMITH, MICHAEL L.
Exec Dt:
10/07/1986
4
GRIGAR, LARRY L.
Exec Dt:
09/22/1986
5
MILLER, CARL B.
Exec Dt:
09/22/1986
Assignee
1
HALLIBURTON COMPANY, A CORP OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4678044
NONE
06846405
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77242
Assignment: 5
Reel/Frame:004738/0521   Pages: 2
Recorded: 07/06/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BARKER, JAMES M.
Exec Dt:
07/01/1987
2
GRIGAR, LARRY L.
Exec Dt:
07/01/1987
3
SCHRAMEK, DENNIS E.
Exec Dt:
07/01/1987
Assignee
1
HALLIBURTON COMPANY, DUNCAN, OK A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4759291
NONE
07069741
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P.O. BOX 42800
HOUSTON, TX 77242
Assignment: 6
Reel/Frame:004782/0735   Pages: 4
Recorded: 11/13/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BARKER, JAMES M.
Exec Dt:
11/06/1987
2
GRIGAR, LARRY L.
Exec Dt:
11/03/1987
3
SCHRAMEK, DENNIS E.
Exec Dt:
11/09/1987
4
REID, STARLIN M.
Exec Dt:
11/03/1987
5
SUMNER, CYRIL R.
Exec Dt:
10/30/1987
Assignee
1
HALLIBURTON COMPANY, A DE. CORP.
DUNCAN, STEPHENS, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4762067
NONE
07120275
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77242
Assignment: 7
Reel/Frame:005276/0700   Pages: 4
Recorded: 04/12/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JORDAN, JOHN W.
Exec Dt:
04/03/1990
2
GILBERT, GREGORY N.
Exec Dt:
04/06/1990
3
TOMEK, MARTIN L.
Exec Dt:
03/22/1990
4
GRIGAR, LARRY L.
Exec Dt:
03/22/1990
5
SLAGLE, TERRY L.
Exec Dt:
04/09/1990
Assignee
1
HALLIBURTON LOGGING SERVICES, INC., HOUSTON, TX, A TX CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5040619
NONE
07508749
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P.O. BOX 42800
HOUSTON, TX 77242
Assignment: 8
Reel/Frame:016498/0137   Pages: 5
Recorded: 09/07/2005
Attorney Dkt #:22.1574
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRIGAR, LARRY L.
Exec Dt:
08/31/2005
2
HROMAS, JOE C.
Exec Dt:
08/31/2005
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8151882
US20070044964
11162216
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
14910 AIRLINE ROAD
ROSHARON, TX 77583

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