Utility knife with dual blades

Details Utility knife with dual blades Utility knife with dual blades

2007-03-06

2007-03-06

Peterson, Kenneth E. (Department: 3724)

Cutlery

Sheathed

Plural blade

C030S162000, C030S287000, C083S578000

Reexamination Certificate

active

11270698

ABSTRACT:
A utility knife that includes a pair of blades mounted on a blade holder. One blade is to be extendable from the housing of the utility knife adjacent the fore end of the utility knife with the other blade to be extendable from the housing to be usable for adjacent the aft end of the housing. The blade at the fore end of the housing is to be usable by the user exerting a pulling action toward the user with the blade at the aft end of the housing to be usable by the user exerting a pushing action against the housing.

REFERENCES:
patent: 5048188 (1991-09-01), Wolff
patent: 5325594 (1994-07-01), Szafranski
patent: 5425295 (1995-06-01), Peters et al.
patent: 5943780 (1999-08-01), McIlhatten
patent: 5943929 (1999-08-01), Sebesta
patent: 5960544 (1999-10-01), Beyers
patent: 6154967 (2000-12-01), Rogala
patent: 6848185 (2005-02-01), Tebo
patent: 6951055 (2005-10-01), Collins

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