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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
5003814
Issue Dt:
04/02/1991
Application #:
07345256
Filing Dt:
05/01/1989
Inventors:
PAUL M. CRAWFORD, HERBERT W. CAMPBELL, MICHAEL J. MYERS, STEVEN L. SIVERNS
Title:
SAMPLING PROCESSES FOR USE IN THE CONTROLLED ADDITION OF CONDITIONING MATERIAL TO SUSPENSIONS, SLUDGES AND THE LIKE AND APPARATUS THEREFOR
Assignment: 1
Reel/Frame:
005123/0177Recorded: 08/25/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
CRAWFORD, PAUL M.
Exec Dt:
04/25/1989
CAMPBELL, HERBERT W.
Exec Dt:
04/25/1989
MYERS, MICHAEL J.
Exec Dt:
04/25/1989
SIVERNS, STEVEN L.
Exec Dt:
04/25/1989
Assignee:
CANADIAN PATENTS AND DEVELOPMENT LIMITED/SOCIETE CANADIENNE DES BREVETS ET D'EXPLOITATION LIMITED
275 SLATER STREET
OTTAWA, ONTARIO, K1A 0R3, CANADA
Correspondent:
ROGERS & SCOTT
SUITE 201, 277 LAKESHORE RD. E.
OAKVILLE, ONTARIO, CANADA L6J 6J3
Assignment: 2
Reel/Frame:
005123/0181Recorded: 08/25/1989Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
MYERS, MICHAEL JAMES
Exec Dt:
04/25/1989
CRAWFORD, PAUL MALCOLM
Exec Dt:
04/25/1989
SIVERNS, STEVEN LLOYD
Exec Dt:
04/26/1989
Assignee:
ZENON ENVIRONMENTAL INC.,
845 HARRINGTON COURT BURLINGTON
ONTARIO L7N 3P3, CANADA
Correspondent:
ROGERS & SCOTT
277 LAKESHORE RD., E, STE. 201
OAKVILLE, ONTARIO, CANADA, L6J 6J3
Assignment: 3
Reel/Frame:
005123/0184Recorded: 08/25/1989Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
CAMPBELL, HERBERT W.
Exec Dt:
04/25/1989
Assignee:
CANADIAN PATENTS AND DEVELOPMENT LIMITED/SOCIETE CANADIENNE DES BREVETS ET D'EXPLOITATION LIMITEE
275 SLATER STREET
OTTAWA, ONTARIO K1A 0R3, CANADA
Correspondent:
ROGERS & SCOTT
277 LAKESHORE RD., E, STE. 201
OAKVILLE, ONTARIO, CANADA, L6J 6J3
Assignment: 4
Reel/Frame:
006357/0563Recorded: 12/22/1992Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
CANADIAN PATENTS AND DEVELOPMENT LIMITED/SOCIETE CANADIENNE DES BREVETS ET D'EXPLOITATION LIMITEE
Exec Dt:
10/16/1992
Assignee:
HER MAJESTY IN RIGHT OF CANADA AS REPRESENTED BY THE MINSTER OF THE ENVIROMENT
241 CITE DES JENNES BLVD.
UNIT 100, ASTICOU CENTRE
HULL/OTTAWA, PROV, ONTARIO K1A OH3
Correspondent:
MS. INGRID E. SCHMIDT
ROGERS & SCOTT
214 RANDALL STREET
OAKVILLE, ONTARIO, L6J 1P7, CANADA
Assignment: 5
Reel/Frame:
010061/0379Recorded: 07/02/1999Pages: 10
Conveyance:
CONFIRMATORY ASSIGNMENT
Assignor:
HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRESENTED BY THE MINISTER OF THE ENVIRONMENT
Exec Dt:
02/18/1998
Assignee:
WATER TECHNOLOGY INTERNATIONAL CORPORATION
PO BOX 5068
867 LAKESHORE ROAD
BURLINGTON, ONTARIO, CANADA L7R 4
Correspondent:
BLAKE, CASSELS & GRAYDON
BRIAN W. GRAY
BOX 25, COMMERCE COURT WEST
199 BAY STREET, 28TH FLOOR
TORONTO, ONTARIO, CANADA M5L 1A9
Assignment: 6
Reel/Frame:
010061/0515Recorded: 07/02/1999Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
WATER TECHNOLOGY INTERNATIONAL CORPORATION
Exec Dt:
03/31/1999
Assignee:
WTI HOLDINGS INC.
PO BOX 5068
867 LAKESHORE ROAD
BURLINGTON, ONTARIO, CANADA L7R 4
Correspondent:
BLAKE, CASSELS & GRAYDON
BRIAN W. GRAY
BOX 25, COMMERCE COURT WEST
199 BAY STREET, 28TH FLOOR
TORONTO, ONTARIO CANADA M5L 1A9

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