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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
03/06/1990
Application #:
07257003
Filing Dt:
10/13/1988
Inventors:
DAVID W. ARMSTRONG, L. PERRY FLEMING, DEBORAH G. GRENZOWSKI
Title:
CELL CULTURE BIOREACTOR
Assignment: 1
Reel/Frame:
005197/0295Recorded: 12/14/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
01/10/1989
Exec Dt:
01/10/1989
Exec Dt:
01/10/1989
Assignee:
OTTAWA, ONTARIO, CANADA
Correspondent:
J. SZERESZEWSKI
275 SLATER STREET
OTTAWA, ONTARIO, CANADA K1A 0R3
Assignment: 2
Reel/Frame:
006062/0261Recorded: 02/25/1992Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
01/02/1992
Assignee:
OTTAWA, ONTARIO, CANADA K1A 0R6
Correspondent:
DIRECTOR
INTELLECTUAL PROPERTY SERVICES OFFICE
NATIONAL RESEARCH COUNCIL OF CANADA
BLDG. M-58, MONTREAL ROAD
OTTAWA, ONTARIO, K1A OR6

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