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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/12/1985
Application #:
06454607
Filing Dt:
12/30/1982
Inventor:
ROBERT O. KEYS
Title:
ESTER-ALCOHOL FROTHERS FOR FROTH FLOTATION OF COAL
Assignment: 1
Reel/Frame:
004085/0599Recorded: 12/30/1982Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/22/1982
Assignee:
DUBLIN, OHIO
Correspondent:
MUELLER AND SMITH
69 EAST WILSON BRIDGE ROAD
SUITE 103
COLUMBUS, OH 43085
Assignment: 2
Reel/Frame:
009436/0633Recorded: 09/04/1998Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/28/1993
Assignee:
10574 RAVENNA ROAD
TWINSBURG, OHIO 44087
Correspondent:
BRIAN J. ZINKAN
10574 RAVENNA ROAD
TWINSBURG, OHIO 44087
Assignment: 3
Reel/Frame:
006772/0850Recorded: 11/04/1993Pages: 2
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/04/1993
Assignee:
5777 FRANTZ ROAD
DUBLIN, OHIO 43017
Correspondent:
MORTON FRIEDMAN
MORTON REIEDMAN, ESQUIRE
C/O WITCO CORPORATION
520 MADISON AVENUE
NEW YORK, NY 10022

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