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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
01/15/1985
Application #:
06467957
Filing Dt:
02/18/1983
Inventor:
STANLEY R. PREW
Title:
METHOD AND APPARATUS FOR MIXING PARTICULATE MATERIAL
Assignment: 1
Reel/Frame:
004263/0910Recorded: 06/04/1984Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/16/1983
Assignee:
KOPPERS BUILDING
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Correspondent:
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH PA 15219
Assignment: 2
Reel/Frame:
004647/0152Recorded: 10/31/1986Pages: 12
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
08/05/1986
Assignee:
STAMFORD, CONNECTICUT
Correspondent:
COMBUSTION ENGINEERING, INC.
1000 PROSPECT HILL ROAD
P.O. BOX 500
WINDSOR, CT 06095-0500
Assignment: 3
Reel/Frame:
004810/0977Recorded: 11/17/1987Pages: 2
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS). EFFECTIVE DATE JULY 9, 1987
Assignor:
Exec Dt:
10/29/1987
Assignee:
Correspondent:
WILLIAM W. HABELT
CORPORATE PATENT DEPT.,
COMBUSTION ENGINEERING, INC.
1000 PROSPECT HILL ROAD
WINDSOR, CT 06095

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