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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
5582737
Issue Dt:
12/10/1996
Application #:
08554472
Filing Dt:
11/07/1995
Inventors:
MICHAEL J. GULA, DAVID B. DREISINGER, E. PHILIP HORWITZ
Title:
ION EXCHANGE AND REGENERATION PROCESS FOR SEPARATION AND REMOVAL OF IRON (III) IONS FROM AQUEOUS SULFURIC ACID METAL ION-CONTAINING SOLUTIONS
Assignment: 1
Reel/Frame:
007837/0076Recorded: 03/04/1996Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
GULA, MICHAEL J.
Exec Dt:
11/22/1995
DREISINGER, DAVID B.
Exec Dt:
12/04/1995
Assignee:
EICHROM INDUSTRIES, INC.
8205 SOUTH CASS AVENUE
DARIEN, ILLINOIS 60561
Correspondent:
WELSH & KATZ, LTD.
EDWARD P. GAMSON, ESQ.
120 SOUTH RIVERSIDE PLAZA
22ND FLOOR
CHICAGO, ILLINOIS 60606
Assignment: 2
Reel/Frame:
008043/0481Recorded: 07/22/1996Pages: 6
Conveyance:
CORRECTIVE ASSIGNMENT TO ADD AN ADDITIONAL ASSIGNOR. PREVIOUSLY RECORDED AND OMITTED AT REEL 7837, FRAME 0076.
Assignors:
GULA, MICHAEL J.
Exec Dt:
11/22/1995
HORWITZ, E. PHILIP
Exec Dt:
11/22/1995
DREISINGER, DAVID B.
Exec Dt:
12/04/1995
Assignee:
EICHROM INDUSTRIES, INC.
8205 SOUTH CASS AVENUE
DARIEN, ILLINOIS 60561
Correspondent:
WELSH & KATZ, LTD.
EDWARD P. GAMSON, ESQ.
120 SOUTH RIVERSIDE PLAZA
22ND FLOOR
CHICAGO, IL 60606
Assignment: 3
Reel/Frame:
008955/0318Recorded: 02/02/1998Pages: 24
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
EICHROM INDUSTRIES, INC.
Exec Dt:
01/29/1998
Assignees:
ARCH VENTURE FUND LIMITED PARTNERSHIP
SUITE 235
8735 W. HIGGINS ROAD
CHICAGO, ILLINOIS 60631
ARCH VENTURE FUND II, L.P.
SUITE 235
8735 W. HIGGINS ROAD
CHICAGO, ILLINOIS 60631
ARCH II PARALLEL FUND, L.P.
SUITE 235
8355 W. HIGGINS ROAD
CHICAGO, ILLINOIS 60631
GARY COMER, INC.
SUITE 100
20875 CROSSROADS CIRCLE
WAUKESHA, WISCONSIN 53186
Correspondent:
TESTA, HURWITZ & THIBEAULT, LLP
THOMAS A. TURANO
HIGH STREET TOWER
125 HIGH STREET
BOSTON, MASSACHUSETTS 02110
Assignment: 4
Reel/Frame:
011159/0308Recorded: 10/04/2000Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
EICHROM INDUSTRIES, INC.
Exec Dt:
12/30/1999
Assignee:
EICHROM TECHNOLOGIES, INC.
8250 SOUTH CASS AVE.
DARIEN, ILLINOIS 60559
Correspondent:
WELSH & KATZ, LTD.
GERALD T. SHEKLETON, ESQ.
120 SOUTH RIVERSIDE PLAZA
22ND FLOOR
CHICAGO, IL 60603-3913

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