Paper punch

Details Paper punch Paper punch

2008-05-06

2008-05-06

Albert, Elizabeth A. (Department: 2913)

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Perforating or cutting

Design Patent

active

D0568401

CLAIM:
The ornamental design for a paper punch, as shown and described.

REFERENCES:
patent: 4449436 (1984-05-01), Semerjian et al.
patent: 4688457 (1987-08-01), Neilsen et al.
patent: 4713995 (1987-12-01), Davi
patent: D306460 (1990-03-01), Mori
patent: D358845 (1995-05-01), Mori
patent: D361786 (1995-08-01), Yang
patent: D386528 (1997-11-01), Mori
patent: 2006/0278056 (2006-12-01), Chen et al.
patent: 3001111 (2002-01-01), None
Picture of 3-Hole Punch, w/Chip Drawer, Heavy-Duty, 45 Sh. Cap., Silver, as shown on www.greenlightoffice.com, viewed Apr. 9, 2007 (1 page).

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