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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
09/21/1993
Application #:
07624948
Filing Dt:
12/10/1990
Inventors:
MATTHEW J. LEADER, JEFFERY A. GRAVES
Title:
CATHODE IN A LAYERED CIRCUIT AND ELECTROCHEMICAL CELL FOR A MEASUREMENT OF OXYGEN IN FLUIDS
Assignment: 1
Reel/Frame:
005538/0863Recorded: 12/10/1990Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
11/29/1990
Exec Dt:
12/03/1990
Assignee:
A CORP OF PA
PITTSBURGH, PENNSYLVANIA
Correspondent:
KENNETH J. STACHEL
PATENT DEPT.
PPG INDUSTRIES, INC.
ONE PPG PLACE
PITTSBURGH, PA 15272
Assignment: 2
Reel/Frame:
009479/0607Recorded: 09/28/1998Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/14/1998
Assignee:
1945 PALOMAR OAKS WAY
CARLSBAD, CALIFORNIA 92009
Correspondent:
WILSON SONSINI GOODRICH & ROSATI
MARK A. HAYNES
650 PAGE MILL ROAD
PALO ALTO, CALIFORNIA 94304-1050
Assignment: 3
Reel/Frame:
009479/0610Recorded: 09/23/1998Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/20/1998
Assignee:
1945 PALOMAR OAKS WAY
CARLSBAD, CALIFORNIA 92009
Correspondent:
MARK A. HAYNES
WILSON SONSINI GOODRICH & ROSATI
650 PAGE MILL ROAD, 1117-1
PALO ALTO, CA 94304-1050

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