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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
05/17/1988
Application #:
07000088
Filing Dt:
01/02/1987
Inventors:
SAMUEL CUKIER, MARVIN D. CAMP JR.
Title:
POLYCONDENSATES OF SULFONATED COAL TAR FRACTIONS
Assignment: 1
Reel/Frame:
004744/0237Recorded: 08/07/1987Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
12/18/1986
Exec Dt:
12/18/1986
Assignee:
395 DE MAISONNEUVE BOULEVARD WEST
A COMPANY OF CANADA
MONTREAL, CANADA
Correspondent:
ANTOINE H. GAUVIN
C/O DOMTAR INC.
395 DE MAISONNEUVE BLVD. WEST
MONTREAL, QUEBEC, CANADA H3A 1L6
Assignment: 2
Reel/Frame:
005200/0397Recorded: 08/29/1989Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
08/02/1989
Assignee:
P. O. BOX 6123, STATION A,
MONTREAL, QUEBEC, CANADA H3C 3J5
Correspondent:
LERNER, DAVID, LITTENBERG,
KRUMHOLZ & MENTLIK
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 3
Reel/Frame:
005272/0707Recorded: 12/13/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
11/27/1989
Assignee:
1136 MATHESON BLVD.
MISSISSAUGA, ONTARIO, CANADA L4W 2V4
Correspondent:
ANDREW F. ZIKAS
STEPAN COMPANY
22 W. FRONTAGE RD.
NORTHFIELD, IL 60093

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