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Patent Assignment Assignor Details
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Assignor Name : DENNIS, JOHN R.
Total Assignments: 14
Assignment: 1
Reel/Frame:003950/0149   Pages: 2
Recorded: 12/03/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DENNIS, JOHN R.
Exec Dt:
11/17/1981
Assignee
1
HALLIBURTON COMPANY, A CORP. OF DE.
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
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4484313
NONE
06321351
Correspondence name and address
WILLIAM J. BEARD
HALLIBURTON SERVICES
P. O. BOX 42800
HOUSTON, TX 77042
Assignment: 2
Reel/Frame:004110/0364   Pages: 1
Recorded: 03/21/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RITTER, JOACHIM A.
Exec Dt:
03/11/1983
2
BOCK, EDWARD C.
Exec Dt:
03/11/1983
3
SPINELLI, RICHARD A.
Exec Dt:
03/11/1983
4
DENNIS, JOHN R.
Exec Dt:
03/11/1983
Assignee
1
XEROX CORPORATION, A CORP OF NY.
STAMFORD, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4537499
NONE
06477193
Correspondence name and address
RONALD ZIBELLI
XEROX CORP., XEROX SQUARE 020
ROCHESTER, NY 14644
Assignment: 3
Reel/Frame:004691/0906   Pages: 2
Recorded: 03/23/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DENNIS, JOHN R.
Exec Dt:
03/19/1987
2
WHITE, BILLY W.
Exec Dt:
03/19/1987
Assignee
1
HALLIBURTON COMPANY
A DE. CORP.
DUNCAN, STEPHENS, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4782694
NONE
07021835
Correspondence name and address
JOSEPH A. WALKOWSKI
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536-0102
Assignment: 4
Reel/Frame:006014/0234   Pages: 3
Recorded: 02/24/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TOTTY, CHARLES D.
Exec Dt:
02/21/1992
2
DENNIS, JOHN R.
Exec Dt:
02/21/1992
Assignee
1
HALLIBURTON COMPANY, A CORP. OF DE
DUNCAN, STEPHENS COUNTY, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5221873
NONE
07823734
Correspondence name and address
JAMES R. DUZAN
HALLIBURTON SERVICES
P.O. DRAWER 1431
DUNCAN, OK 73536-0102
Assignment: 5
Reel/Frame:006508/0297   Pages: 4
Recorded: 04/19/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DENNIS, JOHN R.
Exec Dt:
04/15/1993
2
TOTTY, CHARLES D.
Exec Dt:
04/15/1993
Assignee
1
HALLIBURTON COMPANY
P.O. BOX 1431
DUNCAN, OKLAHOMA 73536-0102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5299868
NONE
08012820
Correspondence name and address
STEPHEN R. CHRISTIAN
HALLIBURTON SERVICES
P.O. BOX 1431
DUNCAN, OK 73536-0102
Assignment: 6
Reel/Frame:006696/0114   Pages: 5
Recorded: 09/02/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DENNIS, JOHN R.
Exec Dt:
08/19/1993
2
COOK, STEVEN L.
Exec Dt:
08/27/1993
3
MCELROY, MONTY E.
Exec Dt:
08/25/1993
4
TOTTY, CHARLES D.
Exec Dt:
08/25/1993
Assignee
1
HALLIBURTON COMPANY
P.O. BOX 1431, 1015 BOIS D' ARC
DUNCAN, OKLAHOMA 73536-0102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5357806
NONE
08056095
Correspondence name and address
STEPHEN R. CHRISTIAN
HALLIBURTON SERVICES
P.O. BOX 1431
DUNCAN, OK 73536-0102
Assignment: 7
Reel/Frame:009241/0830   Pages: 9
Recorded: 05/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAH, VIMAL V.
Exec Dt:
05/21/1998
2
BIRCHAK, JAMES R.
Exec Dt:
05/21/1998
3
MINEAR, JOHN W.
Exec Dt:
05/26/1998
4
GARDNER, WALLACE R.
Exec Dt:
05/21/1998
5
KYLE, DONALD
Exec Dt:
05/18/1998
6
DENNIS, JOHN R.
Exec Dt:
05/18/1998
7
MCCONNELL, KENNY
Exec Dt:
05/18/1998
8
REAGAN, GEORGE S.
Exec Dt:
05/18/1998
9
MCCONNELL, REBECCA
Exec Dt:
05/18/1998
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE
HOUSTON, TEXAS 77020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6137747
NONE
09087220
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
DAVID A. ROSE
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 8
Reel/Frame:013775/0158   Pages: 7
Recorded: 02/24/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SKINNER, NEAL G.
Exec Dt:
08/22/2000
2
DENNIS, JOHN R.
Exec Dt:
08/23/2000
3
LEBLANC, MICHEL
Exec Dt:
11/02/2000
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
P.O. BOX 819052
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6747743
US20020057436
10008503
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
P.O. BOX 819052
MAIL CODE 1-B-121
DALLAS, TX 75381
Assignment: 9
Reel/Frame:014284/0372   Pages: 3
Recorded: 07/11/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DENNIS, JOHN R.
Exec Dt:
01/22/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
2601 BELTLINE ROAD
CARROLLTON, TEXAS 75006
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6957576
US20040016295
10618328
Correspondence name and address
KONNEKER & SMITH P.C.
MARLIN R. SMITH
660 N. CENTRAL EXPRESSWAY STE 230
PLANO, TX 75074
Assignment: 10
Reel/Frame:012948/0823   Pages: 8
Recorded: 06/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTZ, ROGER
Exec Dt:
01/23/2002
2
STORM, BRUCE H. JR.
Exec Dt:
01/29/2002
3
DENNIS, JOHN R.
Exec Dt:
01/24/2002
4
RICHARDSON, JOHN M.
Exec Dt:
02/05/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6789620
US20020152030
10076960
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
P.O. BOX 819052, MAIL CODE 1-B-121
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
DALLAS, TX 75381
Assignment: 11
Reel/Frame:013351/0475   Pages: 18
Recorded: 09/24/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STORM, BRUCE H., JR.
Exec Dt:
09/09/2002
2
SCHULTZ, ROGER L.
Exec Dt:
03/11/2002
3
DENNIS, JOHN R.
Exec Dt:
04/03/2002
4
RICHARDSON, JOHN M.
Exec Dt:
03/13/2002
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
P.O. BOX 819052
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6901391
US20020138241
10051323
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052, MAIL CODE 1-B-121
DALLAS, TEXAS 75381
Assignment: 12
Reel/Frame:015126/0372   Pages: 5
Recorded: 03/22/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EMERY, CHARLES D.
Exec Dt:
03/18/2004
2
BANJANIN, ZORAN B.
Exec Dt:
03/17/2004
3
LEE, CHI-YIN
Exec Dt:
03/17/2004
4
RAMACHANDRAN, ALAMPALLAM R.
Exec Dt:
03/17/2004
5
DENNIS, JOHN R.
Exec Dt:
03/18/2004
Assignee
1
SIEMENS MEDICAL SOLUTIONS USA, INC.
170 WOOD AVENUE SOUTH
INTELLECTUAL PROPERTY DEPARTMENT
ISELIN, NEW JERSEY 08830
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050215892
10805783
Correspondence name and address
SIEMENS CORPORATION
ELSA KELLER
INTELLECTUAL PROPERTY DEPARTMENT
170 WOOD AVENUE SOUTH
ISELIN, NJ 08830
Assignment: 13
Reel/Frame:015481/0216   Pages: 5
Recorded: 06/15/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SKINNER, NEAL G.
Exec Dt:
06/07/2004
2
DENNIS, JOHN R.
Exec Dt:
05/20/2004
3
PERKINS, DONALD
Exec Dt:
06/14/2004
Assignee
1
HALIBURTON ENERGY SERVICES, INC.
P.O. BOX 819052
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7159468
US20050274194
10868077
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
LEGAL INTELLECTUAL PROPERTY DEPARTMENT
WILLIAM M. JMWALLE
P.O. BOX 819052
DALLAS, TX 75381
Assignment: 14
Reel/Frame:023507/0154   Pages: 6
Recorded: 11/12/2009
Attorney Dkt #:5220P664
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAL, DMITRI V.
Exec Dt:
11/03/2009
2
GALLAGHER, STEPHEN J.
Exec Dt:
11/04/2009
3
DENNIS, JOHN R.
Exec Dt:
11/10/2009
Assignee
1
RED HAT, INC.
1801 VARSITY DRIVE
RALEIGH, NORTH CAROLINA 27606
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8997116
US20110113436
12616938
Correspondence name and address
BLAKELY SOKOLOFF TAYLOR & ZAFMAN
1279 OAKMEAD PARKWAY
ATTN: TONG J. LEE
SUNNYVALE, CA 94085-4040

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