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The ornamental design for a chair back framework, as shown and described.
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FIG. 1 is a front view of a chair back framework showing our new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a side view, the opposite side view being a mirror image thereof;
FIG. 4 is a top view thereof; and,
FIG. 5 is a bottom view thereof.
Koepke, Marcus C., Schultz, Craig H., Schroeder, Douglas A., Machael, Jay R.
| Patent | Priority | Assignee | Title |
| D544257, | May 06 2005 | BOSS DESIGN LIMITED | J-bar chair component |
| Patent | Priority | Assignee | Title |
| D429926, | Apr 27 1999 | Backrest support frame for a chair | |
| D436456, | Apr 12 2000 | Allseating Corporation | Chair |
| D449174, | Dec 05 2000 | Allseating Corporation | Chair |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 15 2001 | HON Technology Inc. | (assignment on the face of the patent) | / | |||
| Jul 09 2001 | KOEPKE, MARCUS C | HON TECHNOLOGY INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012157 | /0219 | |
| Jul 09 2001 | MACHAEL, JAY R | HON TECHNOLOGY INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012157 | /0219 | |
| Jul 09 2001 | SCHULTZ, CRAIG H | HON TECHNOLOGY INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012157 | /0219 | |
| Jul 09 2001 | SCHROEDER, DOUGLAS A | HON TECHNOLOGY INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012157 | /0219 | |
| May 11 2004 | HON TECHNOLOGY INC | HNI TECHNOLOGIES INC | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 015908 | /0393 |
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