File sorter

Details File sorter File sorter

2007-10-30

2007-10-30

Albert, Elizabeth A. (Department: 2913)

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Holder or file

Design Patent

active

29247601

CLAIM:
The ornamental design for a file sorter, as shown and described.

REFERENCES:
patent: D122781 (1940-10-01), Muhlhauser
patent: D152655 (1949-02-01), Rossell
patent: D205184 (1966-07-01), Johnson
patent: D221220 (1971-07-01), Emmitt
patent: D243313 (1977-02-01), Varnado
patent: D371483 (1996-07-01), Haarmeyer et al.
patent: D376559 (1996-12-01), Elsea
patent: D449414 (2001-10-01), James et al.
patent: D460295 (2002-07-01), Fissell et al.
patent: 6675493 (2004-01-01), Martin
patent: D488603 (2004-04-01), Bardenhagen-Shuster
patent: D539563 (2007-04-01), Grosfillex
patent: DM/063798 (2003-04-01), None

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