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The ornamental design for a chair back, as shown and described. |
FIG. 1 is a front view of the chair back;
FIG. 2 is a side view looking in the direction of the arrow 2 of FIG. 1 of the chair back;
FIG. 3 is a back view looking in the direction of the arrow 3 in FIG. 2 of the chair back;
FIG. 4 is a top view looking in the direction of the arrow 4 of FIG. 3 of the chair back;
FIG. 5 is a bottom view looking in the direction of the arrow 5 of FIG. 3 of the chair back; and
FIG. 6, which appears on sheet 1 of the drawings, is a longitudinal sectional view taken along the line 6--6 of FIG. 1.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 29 1977 | American Desk Manufacturing Co. | (assignment on the face of the patent) | / | |||
Aug 05 1982 | American Desk Manufacturing Company | BUZZDUFF LIQUIDATING, INC | CHANGE OF NAME SEE DOCUMENT FOR DETAILS AUG 5,1982 | 004141 | /0486 | |
Jan 28 1983 | JJB ACQUISITION CORPORATION, | American Desk Manufacturing Company | CHANGE OF NAME SEE DOCUMENT FOR DETAILS EFFECTIVE AUG 5,1982 | 004141 | /0488 | |
Jun 03 1983 | BUZZDUFF LIQUIDATING INC , | J J B ACQUISITION CORPORATION A CORP OF | ASSIGNMENT OF ASSIGNORS INTEREST | 004144 | /0832 | |
Dec 17 1985 | AMERICAN DESK MAUFACTURING COMPANY | REPUBLICBANK DALLAS, DALLAS, TEXAS A NATIONAL ASSOCIATION OF TEXAS | ASSIGNMENT OF ASSIGNORS INTEREST | 004509 | /0213 | |
Nov 28 1989 | NCNB TEXAS NATIONAL BANK | American Desk Manufacturing Company | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005237 | /0281 |
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