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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
08/04/1992
Application #:
07456680
Filing Dt:
12/27/1989
Inventor:
DONALD L. MELVIN
Title:
ULTRASONICALLY WELDED HYDROGEL OPHTHALMIC LENS
Assignment: 1
Reel/Frame:
005246/0058Recorded: 03/01/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/23/1990
Assignee:
A CORP. OF DE
ST. PAUL, MINNESOTA
Correspondent:
WALTER C. LINDER
625 4TH AVENUE SOUTH, STE. 1500
MINNEAPOLIS, MN 55415-1659
Assignment: 2
Reel/Frame:
006188/0832Recorded: 07/20/1992Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/08/1992
Assignee:
AVENUE NESTLE 55
CH-1800 VEVEY, SWITZERLAND
Correspondent:
ALCON LABORATORIES, INC.
JEFFREY S. SCHIRA
6201 SOUTH FREEWAY
FORT WORTH, TEXAS 76134

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