Lightbulb

Details Lightbulb Lightbulb

1996-09-04

2001-06-12

Lucas, Susan J. (Department: 2911)

Lighting

Light source

Electric light bulb

Design Patent

active

D0443703

CLAIM:
The ornamental design for the lightbulb, as shown and described.

REFERENCES:
patent: D. 147857 (1947-04-01), Larson
patent: D. 268530 (1983-04-01), Ament
patent: D. 310422 (1990-09-01), Shupe
patent: 1262395 (1918-04-01), Schickerling
patent: 2074888 (1937-03-01), Birdseye
patent: 3442038 (1969-05-01), Boyce
patent: 5008587 (1991-04-01), Bergis
patent: 5039905 (1991-08-01), Essers
patent: 5363009 (1994-11-01), Monto

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