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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 : PEARCE, JOSEPH L.
Total Assignments: 9
Assignment: 1
Reel/Frame:004096/0193   Pages: 3
Recorded: 02/18/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/14/1983
2
Exec Dt:
02/14/1983
Assignee
1
CARROLLTON,
DALLAS,, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06444188
Correspondence name and address
ALBERT W. CARROLL
P. O. BOX 34380
DALLAS, TX 75234
Assignment: 2
Reel/Frame:004096/0850   Pages: 3
Recorded: 02/18/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/14/1983
2
Exec Dt:
02/14/1983
Assignee
1
CARROLLTON,, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06444496
Correspondence name and address
ALBERT W. CARROLL
P. O. BOX 34380
DALLAS, TX 75234
Assignment: 3
Reel/Frame:004670/0818   Pages: 5
Recorded: 12/29/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/29/1986
2
Exec Dt:
10/30/1986
3
Exec Dt:
10/29/1986
4
Exec Dt:
10/29/1986
5
Exec Dt:
10/29/1986
6
Exec Dt:
11/06/1986
7
Exec Dt:
11/06/1986
8
Exec Dt:
11/10/1986
9
Exec Dt:
11/10/1986
10
Exec Dt:
11/14/1986
Assignee
1
P.O. BOX 819052
DALLAS, TEXAS 75381-9052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06944874
Correspondence name and address
THOMAS R. FELGER
P. O. BOX 819052
DALLAS, TX 75381-9052
Assignment: 4
Reel/Frame:005685/0556   Pages: 2
Recorded: 04/23/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/16/1991
2
Exec Dt:
04/11/1991
3
Exec Dt:
04/18/1991
4
Exec Dt:
04/16/1991
5
Exec Dt:
04/16/1991
6
Exec Dt:
04/16/1991
Assignee
1
P.O. BOX 300
STAVANGER, NORWAY N-4001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07689547
Correspondence name and address
SCHWARTZ, JEFFERY, SCHWAAB, MACK,
BLUMENTHAL & EVANS
P.O. BOX 299
ALEXANDRIA, VA 22313-0299
Assignment: 5
Reel/Frame:005736/0887   Pages: 5
Recorded: 06/17/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/14/1991
2
Exec Dt:
06/08/1991
3
Exec Dt:
05/21/1991
Assignee
1
CARROLLTON, COUNTY OF DALLAS, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07698449
Correspondence name and address
OTIS
P.O. BOX 819052
DALLAS, TEXAS 75381-9052
Assignment: 6
Reel/Frame:007477/0893   Pages: 4
Recorded: 04/28/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/21/1995
2
Exec Dt:
04/06/1995
Assignee
1
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08404211
Correspondence name and address
WILLIAM M. IMWALLE
HALLIBURTON ENERGY SERVICES
LEGAL, INTELLECTUAL PROPERTY DEPT.
MAIL CODE 1-E-135, P.O. BOX 819052
DALLAS, TX 75381
Assignment: 7
Reel/Frame:009080/0728   Pages: 6
Recorded: 03/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/23/1998
2
Exec Dt:
03/03/1998
3
Exec Dt:
02/20/1998
4
Exec Dt:
02/20/1998
Assignee
1
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08957164
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
MAIL CODE 1-B-121 - P.O. BOX 819052
DALLAS, TEXAS 75381
Assignment: 8
Reel/Frame:025532/0344   Pages: 10
Recorded: 12/20/2010
Attorney Dkt #:G0744.70094US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/13/2010
2
Exec Dt:
12/10/2010
3
Exec Dt:
12/10/2010
4
Exec Dt:
12/13/2010
5
Exec Dt:
12/10/2010
6
Exec Dt:
12/10/2010
7
Exec Dt:
12/10/2010
Assignee
1
175 CROSSING BOULEVARD
SUITE 410
FRAMINGHAM, MASSACHUSETTS 01702-9322
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12773000
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
JANICE A. VATLAND, PH.D.
BOSTON, MA 02210
Assignment: 9
Reel/Frame:041220/0976   Pages: 10
Recorded: 02/10/2017
Attorney Dkt #:L0783.70005US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/13/2010
2
Exec Dt:
12/10/2010
3
Exec Dt:
12/10/2010
4
Exec Dt:
12/13/2010
5
Exec Dt:
12/10/2010
6
Exec Dt:
12/10/2010
7
Exec Dt:
12/10/2010
Assignee
1
175 CROSSING BOULEVARD
SUITE 410
FRAMINGHAM, MASSACHUSETTS 01702-9322
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14745276
Correspondence name and address
OONA M. JOHNSTONE
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210

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