Patent
   D400813
Priority
Sep 29 1997
Filed
Sep 29 1997
Issued
Nov 10 1998
Expiry
Nov 10 2012
Assg.orig
Entity
unknown
2
3
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The ornamental design for a teaching scale, as shown.

FIG. 1 is a top plan view of the invention;

FIG. 2 is a front elevational view of the invention;

FIG. 3 is a bottom plan view of the invention;

FIG. 4 is a rear elevational view of the invention;

FIG. 5 is a right side elevation view of the invention; and,

FIG. 6 is a left side elevation view of the invention.

Toriumi, Eric, Ernst, Tirza

Patent Priority Assignee Title
D568189, Jul 09 2007 Ohaus Corporation Two-pan balance
D910780, May 12 2020 CHEN, JINHAO Toy scale
Patent Priority Assignee Title
3527311,
4042050, Apr 07 1976 Ohaus Corporation Balance beam scale
D379315, Dec 22 1995 EDUCATIONAL TEACHING AIDS, A DIVISION OF A DAIGGER & COMPANY Educational balance
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 19 1997TORIUMI, ERICLEARNING RESOURCES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0087370067 pdf
Sep 19 1997ERNST, TIRZALEARNING RESOURCES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0087370067 pdf
Sep 29 1997Learning Resources, Inc.(assignment on the face of the patent)
Oct 16 2006LEARNING RESOURCES, INC J P MORGAN CHASE BANK NATIONAL ASSOCIATIONSECURITY AGREEMENT0184710176 pdf
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