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Patent Assignment Assignor Details
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Assignor Name : SCHUBERT, MARK F.
Total Assignments: 5
Assignment: 1
Reel/Frame:007874/0704   Pages: 3
Recorded: 04/01/1996
Conveyance: EMPLOYEE AGREEMENT
Assignor
1
Exec Dt:
03/01/1987
Assignee
1
P.O. BOX 1287
1000 SOUTH PINE STREET
PONCA CITY, OKLAHOMA 74602
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08289675
Correspondence name and address
ANDRUS, SCEALES, STARKE & SAWALL
DANIEL D. FETTERLEY
100 EAST WISCONSIN AVENUE
SUITE 1100
MILWAUKEE, WISCONSIN 53202
Assignment: 2
Reel/Frame:005471/0269   Pages: 2
Recorded: 10/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/24/1990
2
Exec Dt:
08/24/1990
Assignee
1
600 NORTH DAIRY ASHFORD ROAD
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07575030
Correspondence name and address
JOHN E. HOLDER
PATENT & LICENSING DIV.
CONOCO INC.
P.O. BOX 1267
PONCA CITY, OK 74603
Assignment: 3
Reel/Frame:005742/0149   Pages: 2
Recorded: 05/02/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/29/1991
2
Exec Dt:
04/29/1991
Assignee
1
A CORPORATION OF DE
600 NORTH DAIRY ASHFORD RD.,
HOUSTON, TEXAS 77252
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
07684723
 
NONE
07694723
Correspondence name and address
JOHN E. HOLDER
PATENT AND LICENSING DIVISION
CONOCO INC.
P. O. BOX 1267
PONCA CITY, OK 74603
Assignment: 4
Reel/Frame:006606/0105   Pages: 2
Recorded: 12/21/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/29/1991
2
Exec Dt:
04/29/1991
Assignee
1
600 N. DAIRY ASHFORD
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07971901
Correspondence name and address
DAVID W. WESTPHAL
P.O. BOX 1267
1000 S. PINE STREET
PONCA CITY, OK 74602-1267
Assignment: 5
Reel/Frame:007733/0197   Pages: 5
Recorded: 10/24/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/24/1995
Assignee
1
10661 HADDINGTON, STE. 100
HOUSTON, TEXAS 77043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08547250
Correspondence name and address
KEELING LAW FIRM
JEFFREY E. GRIFFIN
901 N. POST OAK ROAD
HOUSTON, TX 77024-3845

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