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Trademark Assignment Abstract of Title

Total Assignments: 4
Serial #:
Filing Dt:
06/20/1990
Reg #:
Reg. Dt:
05/07/1991
Mark:
DOUBLE HELIX
Assignment: 1
Reel/Frame:
0879/0953   Recorded: 07/09/1992Pages: 3
Conveyance:
ASSIGNS THE ENTIRE INTEREST AND THE GOODWILL
Assignor:
Exec Dt:
03/11/1992
Entity Type:
CORPORATION
Citizenship:
ILLINOIS
Assignee:
4100 COMMERCIAL DRIVE
NORTHBROOK, ILLINOIS 60062
Entity Type:
CORPORATION
Citizenship:
NEVADA
Correspondent:
DIANE L. PRENDIVILLE
KEGAN & KEGAN, LTD.
79 W MONROE #1320
CHICAGO, ILLINOIS 60603-4969
Assignment: 2
Reel/Frame:
1412/0773   Recorded: 11/29/1995Pages: 2
Conveyance:
ASSIGNS THE ENTIRE INTEREST
Assignor:
Exec Dt:
01/26/1994
Entity Type:
CORPORATION
Citizenship:
NEVADA
Assignee:
610 S FRAZIER ST
CONROE, TEXAS 77301
Entity Type:
CORPORATION
Citizenship:
NEVADA
Correspondent:
KEGAN & KEGAN, LTD.
DANIEL KEGAN
79 W. MONROE #1320
CHICAGO, IL 60603-4969
Assignment: 3
Reel/Frame:
1750/0013   Recorded: 03/19/1998Pages: 5
Conveyance:
ASSIGNS THE ENTIRE INTEREST
Assignor:
Exec Dt:
12/31/1997
Entity Type:
CORPORATION
Citizenship:
NEVADA
Assignee:
4870 VIEWRIDGE AVENUE
SAN DIEGO, CALIFORNIA 92123
Entity Type:
CORPORATION
Citizenship:
CALIFORNIA
Correspondent:
TAWNYA R. WOJCIECHOWSKI
650 TOWN CENTER DRIVE, 4TH FLOOR
COSTA MESA, CA 92626
Assignment: 4
Reel/Frame:
1821/0204   Recorded: 11/24/1998Pages: 3
Conveyance:
NOTICE OF ATTORNEY'S LIEN
Assignor:
Formerly: FORMERLY NORTHCON TECHNOLOGIES, INC., DBA, HELIX TECHNOLOGIES
Exec Dt:
06/10/1998
Entity Type:
CORPORATION
Citizenship:
NEVADA
Assignee:
79 W. MONROE STREET SUITE 1320
CHICAGO, ILLINOIS 60603-4969
Entity Type:
CORPORATION
Citizenship:
ILLINOIS
Correspondent:
KEGAN & KEGAN, LTD.
DANIEL KEGAN
79 W. MONROE STREET
SUITE 1320
CHICAGO, IL 60603-4969

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