Clock for children

Details Clock for children Clock for children

2008-07-01

2008-07-01

Leon, Edwin A. (Department: 2833)

Horology: time measuring systems or devices

Combined with disparate device

C368S077000, C368S233000

Reexamination Certificate

active

07394725

ABSTRACT:
A method and device for representing the passage of time, in which a day is divided into long time periods and short time periods; the large time periods are indicated using a graphic representation and the small time periods are represented by coloring at least a portion of the graphic representation.

REFERENCES:
patent: 2493138 (1950-01-01), Hathaway
patent: 4759002 (1988-07-01), Cash
patent: 5023849 (1991-06-01), Vaucher
patent: 5050139 (1991-09-01), Oberst
patent: 6108278 (2000-08-01), Rochat
patent: 6754139 (2004-06-01), Herbstman et al.
patent: 6842404 (2005-01-01), Haselberger

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