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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
06/13/1989
Application #:
07155208
Filing Dt:
02/12/1988
Inventor:
NAJIB H. ZAID
Title:
COMPOSITION FOR REGENERATING CATION EXCHANGE RESIN
Assignment: 1
Reel/Frame:
005552/0700Recorded: 12/31/1990Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
11/29/1990
Assignee:
Correspondent:
HOVEY, WILLIAMS, TIMMONS & COLLINS
1400 MERCANTILE BANK TWR.
1101 WALNUT ST.
KANSAS CITY, MO 64106
Assignment: 2
Reel/Frame:
030056/0864Recorded: 03/21/2013Pages: 11
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/01/2013
Exec Dt:
03/01/2013
Exec Dt:
03/01/2013
Exec Dt:
03/01/2013
Assignee:
11767 KATY FREEWAY, SUITE 230
HOUSTON, TEXAS 77079
Correspondent:
DAVID M. SULLIVAN
20 NORTH BROADWAY, SUITE 1800
OKLAHOMA CITY, OK 73102
Assignment: 3
Reel/Frame:
030292/0147Recorded: 04/24/2013Pages: 12
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
04/22/2013
Assignee:
407 8TH AVE. S.W.
CALGARY, CANADA T2P 1E6
Correspondent:
JENNY ZHANG
1117 S. CALIFORNIA AVENUE
PALO ALTO, CA 94304
Assignment: 4
Reel/Frame:
034755/0443Recorded: 01/20/2015Pages: 6
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/05/2014
Assignee:
11767 KATY FREEWAY, STE. 230
HOUSTON, TEXAS 77067
Correspondent:
CONSTANCE GALL RHEBERGEN
P.O. BOX 61389
HOUSTON, TX 77208-1389

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