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The ornamental design for a ring binder, as shown and described. |
FIG. 1 is a perspective view of a ring binder showing our new design from the front, left (or spine) side and top, in a folded (or closed) position;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view thereof, in the unfolded (or open) position; and,
FIG. 6 is a reduced scale top perspective view thereof in the unfolded (or open) position thereof.
Harbeke, Christian, Muller, Rudolf A., Scholl, Gabriele
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 28 1993 | Zintmeyer & Lux AG | (assignment on the face of the patent) | / | |||
Jun 29 1993 | MULLER, RUDOLF ALEXANDER | Zintmeyer & Lux AG | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 006645 | /0358 | |
Jun 29 1993 | SCHOLL, GABRIELE | Zintmeyer & Lux AG | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 006645 | /0358 | |
Jun 29 1993 | HARBEKE, CHRISTIAN | Zintmeyer & Lux AG | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 006645 | /0358 |
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