Patent
   D454271
Priority
Jan 25 2001
Filed
Jan 25 2001
Issued
Mar 12 2002
Expiry
Mar 12 2016
Assg.orig
Entity
unknown
1
2
n/a
The ornamental design for a chair back, as shown and described.

FIG. 1 is a perspective view of a first embodiment of a chair back according to the present invention;

FIG. 2 is an enlarged rear elevational view of FIG. 1 with the lower portion broken away for convenience of illustration;

FIG. 3 is a cross-sectional view taken along line 3--3 of FIG. 2;

FIG. 4 is a perspective view of a second embodiment of a chair back according to the present invention;

FIG. 5 is an enlarged rear elevational view of FIG. 4 with the lower portion broken away for convenience of illustration; and,

FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 5.

The broken lines shown in FIGS. 1 and 4 are for environmental purposes only and form no part of the claimed design.

Swy, Philip P., Ware, R. Duane, Lohness, William P.

Patent Priority Assignee Title
8388064, Apr 30 2010 MITY-LITE, INC Stackable chair with flexible back
Patent Priority Assignee Title
D364046, Sep 13 1994 BERNHARDT, L L C Arm chair
D413739, Oct 16 1998 CHROMCRAFT REVINGTON, INC Chair frame
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 22 2000SWY, PHILIP P MICHIGAN TUBE SWAGERS & FABRICATORS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0114810209 pdf
Dec 22 2000WARE, R DUANEMICHIGAN TUBE SWAGERS & FABRICATORS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0114810209 pdf
Dec 22 2000LOHNESS, WILLIAM F MICHIGAN TUBE SWAGERS & FABRICATORS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0114810209 pdf
Jan 25 2001Michigan Tube Swagers & Fabricators, Inc.(assignment on the face of the patent)
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