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Patent Assignment Assignor Details
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Assignor Name : SCALLAN, DAVID J.
Total Assignments: 4
Assignment: 1
Reel/Frame:004594/0978   Pages: 2
Recorded: 08/25/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
06/02/1986
Assignee
1
A CORP OF DE
DALLAS, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06874921
Correspondence name and address
RICHARD M. BYRON
DRESSER INDUSTRIES, INC.
P. O. BOX 718
DALLAS, TX 75221
Assignment: 2
Reel/Frame:005717/0510   Pages: 3
Recorded: 06/03/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/31/1991
Assignee
1
ARLINGTON, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06821049
Correspondence name and address
DENNISON, MESEROLE, POLLACK & SCHEINER
612 CRYSTAL SQUARE 4
1745 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:005847/0088   Pages: 5
Recorded: 09/18/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/14/1991
2
Exec Dt:
06/14/1991
Assignee
1
1600 PACIFIC AVE.,
DALLAS, TEXAS 75201
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07717912
Correspondence name and address
E. MICKEY HUBBARD
HUBBARD, THURMAN, TUCKER & HARRIS
ONE GALLERIA TOWER
13355 NOEL RD., STE. 2100
DALLAS, TX 75240-6604
Assignment: 4
Reel/Frame:006297/0120   Pages: 4
Recorded: 11/06/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/28/1992
2
Exec Dt:
10/28/1992
Assignee
1
PATENT DEPARTMENT
P.O. BOX 718
DALLAS, TEXAS 75221
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07972616
Correspondence name and address
H. MATHEWS GARLAND
JOHNSON & GIBBS P.C.
900 JACKSON STREET
DALLAS, TX. 75202-4499

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