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Patent Assignment Assignor Details
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Assignor Name : BARKER, CRAIG T.
Total Assignments: 5
Assignment: 1
Reel/Frame:005367/0574   Pages: 2
Recorded: 06/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/29/1990
2
Exec Dt:
06/29/1990
3
Exec Dt:
06/29/1990
Assignee
1
1000 SOUTH PINE
PONCA CITY, OKLAHOMA 74603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07546592
Correspondence name and address
CLEVELAND R. WILLIAMS
PATENT AND LICENSING DIVISION
CONOCO INC.
P. O. BOX 1267
PONCA CITY, OK 74603
Assignment: 2
Reel/Frame:005692/0296   Pages: 2
Recorded: 04/25/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/24/1991
2
Exec Dt:
04/24/1991
3
Exec Dt:
04/24/1991
Assignee
1
1000 SOUTH PINE
PONCA CITY, OKLAHOMA 74603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07693115
Correspondence name and address
CLEVELAND WILLIAMS
PATENT AND LICENSING DIVISION
CONOCO INC.
P.O. BOX 1267
PONCA CITY, OK 74603
Assignment: 3
Reel/Frame:006316/0562   Pages: 2
Recorded: 11/06/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/06/1992
2
Exec Dt:
11/06/1992
Assignee
1
P.O. BOX 1267
1000 S. PINE
POMCA CITY, OKLAHOMA 74602-1267
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07972664
Correspondence name and address
WILLIAM D. HALL
P.O. BOX 1267
1000 S. PINE
PONCA CITY, OKLAHOMA 74602-1267
Assignment: 4
Reel/Frame:006335/0986   Pages: 3
Recorded: 12/04/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
11/16/1992
Assignee
1
1000 S. PINE STREET
P.O. BOX 1267
PONCA CITY, OKLAHOMA 74602-1267
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07972664
Correspondence name and address
WILLIAM D. HALL
P.O. BOX 1267
1000 S. PINE STREET
PONCA CITY, OK 74602-1267
Assignment: 5
Reel/Frame:014046/0037   Pages: 7
Recorded: 05/12/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/09/2003
2
Exec Dt:
04/30/2003
3
Exec Dt:
04/23/2003
4
Exec Dt:
04/28/2003
5
Exec Dt:
04/21/2003
Assignee
1
600 NORTH DAIRY ASHFORD
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10382339
Correspondence name and address
CONOCOPHILLIPS COMPANY
DAVID W. WESTPHAL
P.O. BOX 1297
PONCA CITY, OK 74602-1267

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