Patent
   D246466
Priority
May 14 1976
Filed
Nov 15 1976
Issued
Nov 22 1977
Expiry
Nov 22 1991
Assg.orig
Entity
unknown
66
5
n/a
The ornamental design for a tray for biological tests, substantially as shown.

FIG. 1 is a top plan view of a tray for biological tests showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a side elevation thereof;

FIG. 6 is a cross section taken on line VI -- VI of FIG. 1; and

FIG. 7 is a cross section taken on line VII -- VII of FIG. 1.

Morallee, Kenneth George, Attree, James Albert

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 15 1976Lever Brothers Company(assignment on the face of the patent)
Apr 04 1984Lever Brothers CompanyINTERNATIONALE OCTROOI MAATSCHAPPIJ OCTROPA B V , A COMPANY OF THE NETHERLANDSASSIGNMENT OF ASSIGNORS INTEREST 0042440244 pdf
Jun 13 1988UNILEVER PATENT HOLDINGS B V RADIOMETER CORPORATE DEVELOPMENT LIMITED, 8 & 9 LINCOLN S INN FIELDS, LONDON WC2A 3DW, ENGLAND, A BRITISH CO ASSIGNMENT OF ASSIGNORS INTEREST 0049320248 pdf
Oct 25 1988UNILEVER PATENT HOLDINGS B V RADIOMETER CORPORATE DEVELOPMENT LIMITED, THE MANOR, MANOR ROYAL, CRAWLEY, EAST SUSSEX RH10 2PY, ENGLAND, A BRITISH CO ASSIGNMENT OF ASSIGNORS INTEREST 0049820538 pdf
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