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Patent Assignment Assignor Details
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Assignor Name : DUHN OIL TOOL, INC.
Total Assignments: 3
Assignment: 1
Reel/Frame:027257/0495   Pages: 6
Recorded: 11/18/2011
Attorney Dkt #:D190:10
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUHN OIL TOOL, INC.
Exec Dt:
11/16/2011
Assignee
1
SEABOARD INTERNATIONAL INC.
13815 SOUTH FREEWAY
P.O. BOX 450989
HOUSTON, TEXAS 77245-0989
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5303774
NONE
07989202
 
6199914
NONE
09274857
 
6543533
US20020121367
09798436
 
6588510
US20030051884
09954354
 
RE43697
NONE
10325047
 
6920925
US20030221823
10369070
 
7493944
US20050092496
10947778
 
7322407
US20060060349
11272289
 
RE43773
NONE
11581229
 
7416020
US20070272402
11891431
 
7520322
US20080093067
12001621
 
7726393
US20080223570
12154338
 
8272433
US20100193178
12757940
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
P.O. BOX 7068
PASADENA, CA 91109-7068
Assignment: 2
Reel/Frame:028548/0924   Pages: 5
Recorded: 07/13/2012
Attorney Dkt #:69660/S1358 - CM
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUHN OIL TOOL, INC.
Exec Dt:
11/16/2011
Assignee
1
SEABOARD INTERNATIONAL INC.
13815 SOUTH FREEWAY
HOUSTON, TEXAS 77245
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8333237
US20120227956
13480410
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
P.O. BOX 29001
GLENDALE, CA 91209
Assignment: 3
Reel/Frame:030218/0160   Pages: 6
Recorded: 04/15/2013
Attorney Dkt #:71105/CM/S1358
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUHN OIL TOOL, INC.
Exec Dt:
11/16/2011
Assignee
1
SEABOARD INTERNATIONAL INC.
13815 SOUTH FREEWAY
P.O. BOX 450989
HOUSTON, TEXAS 77245-0989
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8863829
US20130068447
13671415
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
P.O. BOX 29001
GLENDALE, CA 91209

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