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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
02/18/1986
Application #:
06495431
Filing Dt:
05/17/1983
Inventor:
MICHAEL J. DOWNS
Title:
APPARATUS AND METHOD FOR MEASURING REFRACTIVE INDEX
Assignment: 1
Reel/Frame:
005069/0702Recorded: 05/05/1989Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/12/1989
Assignee:
101 NEWINGTON CAUSEWAY
LONDON SE1 6BU, ENGLAND
Correspondent:
CUSHMAN, DARBY & CUSHMAN
11TH FLOOR, 1615 L STREET.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:
006243/0136Recorded: 08/11/1992Pages: 74
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
07/09/1992
Assignee:
101 NEWINGTON CAUSEWAY
LONDON SE1 6BU, ENGLAND
Correspondent:
G. LLOYD KNIGHT
CUSHMAN, DARBY & CUSHMAN
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR
WASHINGTON, D.C. 20005-3918

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